Asrock 4U18N-B550/2T server barebone Rack (4U)

Asrock 4U18N-B550/2T. Supported memory types: DDR4-SDRAM, Memory form factor: 288-pin DIMM, Memory voltage: 1.2 V. Supported storage drive interfaces: M.2, Serial ATA, Serial Attached SCSI (SAS). On-board graphics card model: Aspeed AST2500. BIOS type: UEFI AMI, BIOS memory size: 256 Mbit. Chassis type: Rack (4U), LED indicators: HDD, System, Cooling type: Active
Manufacturer: Asrock
SKU: 6816933
Manufacturer part number: 4U18N-B550/2T
GTIN: 4710483940019
  • 4U chassis with 18 nodes support 36 x 2.5'' NVMe SSD, 1600W Redundant (3+1) PSU
  • Supports AMD Ryzen™ 5000, 4000G, 3000G, 3000 series Processors
  • 4 DDR4 ECC/ non-ECC UDIMM, up to 32GB each
  • Supports 2 x 2.5" NVMe SSD per node
  • Supports 2 M.2 per node
  • Integrated IPMI 2.0 and KVM with Dedicated LAN
  • 2x RJ45 (10GbE) by Intel® X710-AT2
  • 4U chassis with 18 nodes support 36 x 2.5'' NVMe SSD, 1600W Redundant (3+1) PSU
  • Supports AMD Ryzen™ 5000, 4000G, 3000G, 3000 series Processors
  • 4 DDR4 ECC/ non-ECC UDIMM, up to 32GB each
  • Supports 2 x 2.5" NVMe SSD per node
  • Supports 2 M.2 per node
  • Integrated IPMI 2.0 and KVM with Dedicated LAN
  • 2x RJ45 (10GbE) by Intel® X710-AT2
Products specifications
Attribute nameAttribute value
Width33.3"
Depth17.2"
Height6.95"
Built-in processorN
Supported storage drive interfacesM.2, Serial ATA, Serial Attached SCSI (SAS)
BIOS typeUEFI AMI
80 PLUS certification80 PLUS Platinum
Number of 2.5" bays2
Supported memory typesDDR4-SDRAM
BIOS memory size256 Mbit
ACPI version2.0
Number of DIMM slots32
Hot-swap HDD baysY
IPMI LAN (RJ-45) portY
System Management BIOS (SMBIOS) version2.8
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity4
Ports & interfaces
Ethernet LAN (RJ-45) ports2
VGA (D-Sub) ports quantity1
Design
Chassis typeRack (4U)
Operational conditions
Operating temperature (T-T)10 - 35 °C
Storage temperature (T-T)-40 - 70 °C
Operating relative humidity (H-H)20 - 90 %
Power
AC input voltage100 - 240 V
Power supply1600 W
Features
Memory form factor288-pin DIMM
Memory voltage1.2 V
Number of fans5 fan(s)
Cooling typeActive
LED indicatorsHDD, System
On/off switchY
Performance
Ethernet LANY
Reset buttonY
Storage
Number of storage drives supported2
Processor
On-board graphics card modelAspeed AST2500