Brand:Lenovo

Product: Lenovo ThinkSystem D4390 Direct Attached Storage

Form Factor: 4U

Dual Expansion Modules: Dual 12/24Gb SAS standard, with active/active failover

Supported Drives: 90x hot-swap SAS HDD/SSD drives (12 SAS SSD drives supported per enclosure); Up to 18TB 7,200rpm NL-SAS HDDs ; Up to 800GB SSDs (2.5 drive in 3.5 tray)

Storage Capacity (per enclosure): Up to 1.6PB – 7,200rpm NL SAS HDDs ; Up to 9.6TB – SAS SSDs

Expandability (via Daisy-Chain): Up to 4x D4390 enclosures per HBA

Host Controllers Supported: ThinkSystem RAID 940-8e PCIe 12Gb Adapter ; ThinkSystem 440-16e SAS/SATA PCIe Gen4 12Gb HBA; ThinkSystem 440-8e PCIe 12Gb SAS/SATA HBA

RAID Support: RAID-0, 1, 10, 5, 50, 6, 60 (Host controller-dependent)

Power Supplies and Fans: 4x 1200W 80 Plus Titanium (2+2/3+1) hot-swap/redundant power supplies; 5 hot-swap/redundant fans

Back Panel Connectors: Each expansion module (x2) has x4 24Gbps Mini-SAS HD (SFF-8644) ports

Dimensions (H x W x D); 175.3mm x 446mm x 1080mm (6.9 x 17.56 x 42.52)

Weight: Min. 45kg (95lbs) / Max. 118kg (260lbs)

Hot-Swap Components: HDDs, SSDs, ESMs, PSUs, 5V DC-DC modules, fans