Name: ThinkSystem D4390 Direct Attached Storage
Brand: Lenovo
Availability: InStock

The Lenovo ThinkSystem D4390 Direct Attached Storage is an enterprise expansion enclosure supplied and configured by Beijing Xinchuan Technology. Supported drive capacities include 24TB, 800GB, 9.6TB. Units are quoted by configuration, including controller and drive layout, so the system can be matched to the buyer’s capacity and protocol needs.

The enclosure connects to supported storage controllers over SAS expansion ports and adds raw drive bays for capacity growth. Before dispatch each system is checked for controller status, drive recognition, link training and front-to-back cabling.

Each unit is supplied by Beijing Xinchuan Technology with testing, warranty coverage and configuration support, and we ship to enterprise customers worldwide. Contact us for current stock, lead time and a configured quote.

Tech Specs

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 24TB 7,200rpm NL-SAS HDDs Up to 800GB SSDs (2.5″ drive in 3.5″ tray)
Storage Capacity (per enclosure)	Up to 2.1PB – 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 4x 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
Limited Warranty	3-year Limited Warranty, 9×5 Next Business Day Onsite (upgradeable)