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Storage Total installed storage capacity 128 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 8 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£10,824.25Storage Total installed storage capacity 128 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 8 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC £10,824.25£9,020.21RRP £15,604.97Save £6,584.76
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Storage Total installed storage capacity 192 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 12 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£13,548.29Storage Total installed storage capacity 192 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 12 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC £13,548.29£11,290.24RRP £17,951.49Save £6,661.24
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Storage Total installed storage capacity 256 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 16 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£15,943.96Storage Total installed storage capacity 256 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 16 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC £15,943.96£13,286.63RRP £19,929.94Save £6,643.31
Out of stock -
Storage Total installed storage capacity 64 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 4 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£8,707.03Storage Total installed storage capacity 64 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 4 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Harmonized System (HS) code 84714100 Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Logistics data Harmonized System (HS) code 84714100 Packaging data Cables included AC £8,707.03£7,255.86RRP £12,044.73Save £4,788.87
Out of stock -
Storage Total installed storage capacity 128 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA III Storage drive capacity 8 TB Storage drive size 3.5" Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD HDD speed 7200 RPM Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Memory clock speed 2666 MHz Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 10,100,1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD HDD speed 7200 RPM Design Cooling type Active Fan diameter 8 cm Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder CIFS/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Third-party support Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£10,934.58Storage Total installed storage capacity 128 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA III Storage drive capacity 8 TB Storage drive size 3.5" Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD HDD speed 7200 RPM Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Memory clock speed 2666 MHz Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 10,100,1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD HDD speed 7200 RPM Design Cooling type Active Fan diameter 8 cm Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder CIFS/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Third-party support Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Packaging data Cables included AC £10,934.58£9,112.15RRP £15,126.17Save £6,014.02
Out of stock -
Storage Total installed storage capacity 256 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 16 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£16,155.77Storage Total installed storage capacity 256 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 16 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Packaging data Cables included AC £16,155.77£13,463.14RRP £23,021.97Save £9,558.83
Out of stock -
Storage Total installed storage capacity 192 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 12 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Packaging data Cables included AC Synology RackStation RS4021xs+ NAS Rack (3U) Ethernet LAN Black D-1541£13,719.60Storage Total installed storage capacity 192 TB Online RAID migration Yes Online RAID expansion Yes Storage drives installed Yes Installed storage drive type HDD Number of storage drives installed 16 Supported storage drive types HDD & SSD Number of storage drives supported 16 Storage drive interface Serial ATA II, Serial ATA III Storage drive capacity 12 TB Hot-swap drive bays Yes RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Supported storage drive interfaces Serial ATA II, Serial ATA III Storage drive sizes supported 2.5,3.5" Processor Processor manufacturer Intel Processor threads 16 Processor cache 12 MB Processor boost frequency 2.7 GHz CPU configuration (max) 1 Conflict-Free processor Yes Processor frequency 2.1 GHz Processor family Intel® Xeon® D Processor model D-1541 Processor cores 8 Memory Internal memory type DDR4 Internal memory 16 GB Maximum RAM supported 64 GB Memory slots 4 Memory form factor UDIMM ECC Yes Network Link aggregation Yes Ethernet LAN data rate supported (max) 10000 Mbit/s Ethernet LAN Yes Ethernet LAN data rates 1000,10000 Mbit/s Wake-on-LAN ready Yes Supported network protocols SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN iSCSI support Yes Ports & interfaces USB port Yes USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 2 PCI Express x8 (Gen 3.x) slots 2 Ethernet LAN (RJ-45) ports 6 Hard drive RAID support Yes Supported file systems BTRFS, FAT32, HFS+, NTFS, exFAT, ext3, ext4 RAID levels 0, 1, 5, 6, 10, F1, JBOD Design Cooling type Active Fan diameter 8 cm Drive bay locking Yes Product colour Black Number of fans 3 fan(s) LED indicators Yes Chassis type Rack (3U) Technical details Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN Product colour Black Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes LED indicators Yes Chassis type Rack (3U) Buzzer Yes Number of fans 3 fan(s) Sustainability compliance Yes Sustainability certificates UL ECOLOGO Compliance certificates CE, RoHS Performance Built-in FTP server Yes System log Yes Share folder SMB/AFP/NFS/FTP/WebDAV Browser supported Chrome, Firefox, Edge, Internet Explorer, Safari Type NAS Device class Small & Medium Business Backup function Yes Backup features Cloud, iSCSI LUN On/off switch Yes Windows operating systems supported Yes Mac operating systems supported Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Reset button Yes Operating system installed DiskStation Manager Number of users 16000 user(s) Noise level 44.7 dB Multilingual support Yes Buzzer Yes Access Control List (ACL) Yes Snapshot Yes Cooling Cooling type Active Fan diameter 8 cm Number of fans 3 fan(s) Security Drive bay locking Yes Security algorithms 256-bit AES, HTTPS, SSH, SSL/TLS Access Control List (ACL) Yes Software Windows operating systems supported Yes Mac operating systems supported Yes Operating system installed DiskStation Manager Management features On/off switch Yes Reset button Yes Power Power consumption (HDD standby) 62.68 W Power supply location Built-in Power supply unit (PSU) capacity 800 W AC input voltage 100 - 240 V AC input frequency 50 - 60 Hz Redundant power supply (RPS) support Yes Power consumption (typical) 145.79 W Weight & dimensions Width 482 mm Depth 656.5 mm Height 132.3 mm Packaging content Cables included AC Power cables quantity 2 Processor special features Intel VT-x with Extended Page Tables (EPT) Yes Intel Virtualization Technology for Directed I/O (VT-d) Yes Intel Virtualization Technology (VT-x) Yes Intel TSX-NI version 1.00 Intel TSX-NI Yes Intel Trusted Execution Technology Yes Intel Secure Key Technology version 1.00 Intel Enhanced Halt State Yes Intel 64 Yes Idle States Yes Execute Disable Bit Yes Enhanced Intel SpeedStep Technology Yes Embedded options available No System requirements Windows operating systems supported Yes Mac operating systems supported Yes Operational conditions Storage temperature (T-T) -20 - 60 °C Storage relative humidity (H-H) 5 - 95% Operating temperature (T-T) 0 - 35 °C Operating relative humidity (H-H) 5 - 95% Operating altitude 0 - 5000 m Certificates Certification FCC, BSMI, VCCI, RCM, EAC, CCC, KC Packaging data Cables included AC £13,719.60£11,433.00RRP £17,035.17Save £5,602.17
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