Alternate color or configuration shownAsrock 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: ActiveManufacturer: Asrock SKU: 6816933Manufacturer part number: 4U18N-B550/2TVendor: SynnexMSRP: $19,164.75Price: $16,125.51 Qty: Add to cart Ship toSelect countryUnited StatesAfghanistanÅland IslandsAlbaniaAlgeriaAmerican SamoaAndorraAngolaAnguillaAntarcticaAntigua and BarbudaArgentinaArmeniaArubaAustraliaAustriaAzerbaijanBahamasBahrainBangladeshBarbadosBelarusBelgiumBelizeBeninBermudaBhutanBoliviaBolivia (Plurinational State of)Bonaire, Sint Eustatius and SabaBosnia and HerzegovinaBosnia and HerzegowinaBotswanaBouvet IslandBrazilBritish Indian Ocean TerritoryBrunei DarussalamBulgariaBurkina FasoBurundiCabo VerdeCambodiaCameroonCanadaCape VerdeCayman IslandsCentral African RepublicChadChileChinaChristmas IslandCocos (Keeling) IslandsColombiaComorosCongoCongo (Democratic Republic of the)Cook IslandsCosta RicaCote D'IvoireCôte d'IvoireCroatiaCubaCuraçaoCyprusCzech RepublicCzechiaDenmarkDjiboutiDominicaDominican RepublicEast TimorEcuadorEgyptEl SalvadorEquatorial GuineaEritreaEstoniaEswatiniEthiopiaFalkland Islands (Malvinas)Faroe IslandsFijiFinlandFranceFrench GuianaFrench PolynesiaFrench Southern TerritoriesGabonGambiaGeorgiaGermanyGhanaGibraltarGreeceGreenlandGrenadaGuadeloupeGuamGuatemalaGuernseyGuineaGuinea-bissauGuyanaHaitiHeard and Mc Donald IslandsHeard Island and McDonald IslandsHoly SeeHondurasHong KongHungaryIcelandIndiaIndonesiaIran (Islamic Republic of)IraqIrelandIsle of ManIsraelItalyJamaicaJapanJerseyJordanKazakhstanKenyaKiribatiKoreaKorea (Democratic People's Republic of)Korea (Republic of)Korea, Democratic People's Republic ofKuwaitKyrgyzstanLao People's Democratic RepublicLatviaLebanonLesothoLiberiaLibyaLibyan Arab JamahiriyaLiechtensteinLithuaniaLuxembourgMacaoMacauMacedoniaMadagascarMalawiMalaysiaMaldivesMaliMaltaMarshall IslandsMartiniqueMauritaniaMauritiusMayotteMexicoMicronesiaMicronesia (Federated States of)MoldovaMoldova (Republic of)MonacoMongoliaMontenegroMontserratMoroccoMozambiqueMyanmarNamibiaNauruNepalNetherlandsNew CaledoniaNew ZealandNicaraguaNigerNigeriaNiueNorfolk IslandNorth MacedoniaNorthern Mariana IslandsNorwayOmanPakistanPalauPalestinePalestine, State ofPanamaPapua New GuineaParaguayPeruPhilippinesPitcairnPolandPortugalPuerto RicoQatarReunionRéunionRomaniaRussian FederationRwandaSaint BarthélemySaint Helena, Ascension and Tristan da CunhaSaint Kitts and NevisSaint LuciaSaint Martin (French part)Saint Pierre and MiquelonSaint Vincent and the GrenadinesSamoaSan MarinoSao Tome and PrincipeSaudi ArabiaSenegalSerbiaSeychellesSierra LeoneSingaporeSint Maarten (Dutch part)SlovakiaSlovakia (Slovak Republic)SloveniaSolomon IslandsSomaliaSouth AfricaSouth Georgia & South Sandwich IslandsSouth Georgia and the South Sandwich IslandsSouth SudanSpainSri LankaSt. HelenaSt. Pierre and MiquelonSudanSurinameSvalbard and Jan MayenSvalbard and Jan Mayen IslandsSwedenSwitzerlandSyrian Arab RepublicTaiwanTaiwan, Province of ChinaTajikistanTanzaniaTanzania, United Republic ofThailandTimor-LesteTogoTokelauTongaTrinidad and TobagoTunisiaTurkeyTurkmenistanTurks and Caicos IslandsTuvaluUgandaUkraineUnited Arab EmiratesUnited KingdomUnited Kingdom of Great Britain and Northern IrelandUnited States minor outlying islandsUruguayUzbekistanVanuatuVatican City State (Holy See)VenezuelaVenezuela (Bolivarian Republic of)Viet NamVietnamVirgin Islands (British)Virgin Islands (U.S.)Wallis and FutunaWallis and Futuna IslandsWestern SaharaYemenZambiaZimbabwe *Other *Shipping MethodNameEstimated DeliveryPriceNo shipping optionsApply Custom wishlist OKAdd to wishlistAdd to compare listEmail a friend4U chassis with 18 nodes support 36 x 2.5'' NVMe SSD, 1600W Redundant (3+1) PSUSupports AMD Ryzen™ 5000, 4000G, 3000G, 3000 series Processors4 DDR4 ECC/ non-ECC UDIMM, up to 32GB eachSupports 2 x 2.5" NVMe SSD per nodeSupports 2 M.2 per nodeIntegrated IPMI 2.0 and KVM with Dedicated LAN2x RJ45 (10GbE) by Intel® X710-AT2OverviewSpecificationsContact Us4U chassis with 18 nodes support 36 x 2.5'' NVMe SSD, 1600W Redundant (3+1) PSUSupports AMD Ryzen™ 5000, 4000G, 3000G, 3000 series Processors4 DDR4 ECC/ non-ECC UDIMM, up to 32GB eachSupports 2 x 2.5" NVMe SSD per nodeSupports 2 M.2 per nodeIntegrated IPMI 2.0 and KVM with Dedicated LAN2x RJ45 (10GbE) by Intel® X710-AT2Products specificationsAttribute nameAttribute valueWidth33.3"Depth17.2"Height6.95"Built-in processorNSupported storage drive interfacesM.2, Serial ATA, Serial Attached SCSI (SAS)BIOS typeUEFI AMI80 PLUS certification80 PLUS PlatinumNumber of 2.5" bays2Supported memory typesDDR4-SDRAMBIOS memory size256 MbitACPI version2.0Number of DIMM slots32Hot-swap HDD baysYIPMI LAN (RJ-45) portYSystem Management BIOS (SMBIOS) version2.8USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity4Ports & interfacesEthernet LAN (RJ-45) ports2VGA (D-Sub) ports quantity1DesignChassis typeRack (4U)Operational conditionsOperating temperature (T-T)10 - 35 °CStorage temperature (T-T)-40 - 70 °COperating relative humidity (H-H)20 - 90 %PowerAC input voltage100 - 240 VPower supply1600 WFeaturesMemory form factor288-pin DIMMMemory voltage1.2 VNumber of fans5 fan(s)Cooling typeActiveLED indicatorsHDD, SystemOn/off switchYPerformanceEthernet LANYReset buttonYStorageNumber of storage drives supported2ProcessorOn-board graphics card modelAspeed AST2500Your name * Your email * Enquiry * SubmitProducts specificationsAttribute nameAttribute valueWidth33.3"Depth17.2"Height6.95"Built-in processorNSupported storage drive interfacesM.2, Serial ATA, Serial Attached SCSI (SAS)BIOS typeUEFI AMI80 PLUS certification80 PLUS PlatinumNumber of 2.5" bays2Supported memory typesDDR4-SDRAMBIOS memory size256 MbitACPI version2.0Number of DIMM slots32Hot-swap HDD baysYIPMI LAN (RJ-45) portYSystem Management BIOS (SMBIOS) version2.8USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity4Ports & interfacesEthernet LAN (RJ-45) ports2VGA (D-Sub) ports quantity1DesignChassis typeRack (4U)Operational conditionsOperating temperature (T-T)10 - 35 °CStorage temperature (T-T)-40 - 70 °COperating relative humidity (H-H)20 - 90 %PowerAC input voltage100 - 240 VPower supply1600 WFeaturesMemory form factor288-pin DIMMMemory voltage1.2 VNumber of fans5 fan(s)Cooling typeActiveLED indicatorsHDD, SystemOn/off switchYPerformanceEthernet LANYReset buttonYStorageNumber of storage drives supported2ProcessorOn-board graphics card modelAspeed AST2500