Lenovo ThinkSystem D1212 Drive Enclosure
The Lenovo ThinkSystem D1212 is a 2U direct-attached 12-drive large form factor (3.5-inch) storage expansion enclosure. Equipped with dual 12Gb SAS I/O modules (ESMs), it connects directly to ThinkSystem DE series storage arrays and ThinkSystem servers to provide affordable, high-density bulk storage capacity.
Specifications
| Brand | Lenovo |
|---|---|
| Family | ThinkSystem D-Series |
| Form factor | 2U rack |
| Released | Sep 2018 |
| Enclosure type | 2U 12-drive Large Form Factor (LFF 3.5-inch) drive enclosure |
| Drive bays | 12x 3.5-inch hot-swap SAS/SATA drive bays |
| Interface modules | Dual Environmental Services Modules (ESMs) with 12Gb SAS SFF-8644 connectivity |
| Daisy chain | Supports daisy-chain cabling to additional D1212 or D1224 enclosures |
| Host attachment | Connects to ThinkSystem DE series storage controllers or server SAS HBAs / RAID controllers |
| Power supply | Dual redundant hot-swap 580W AC power supplies with integrated fans |
| Management | In-band SCSI Enclosure Services (SES) over SAS |
Compatible parts
Hard drives
J9F50A HPE MSA 2TB 12G SAS 7.2K LFF (3.5in) Midline 1yr Warranty HDD
J9F51A HPE MSA 4TB 12G SAS 7.2K LFF (3.5in) Midline 1yr Warranty HDD
Check compatibility with Lenovo
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Lenovo has tested with the Lenovo ThinkSystem D1212 Drive Enclosure.
- Compatibility Lenovo ServerProven (options and OS compatibility)
- Specifications Lenovo Press product guides
- Support Lenovo Data Center Support
Equivalent models from other brands
FAQ
What cables are required to connect the D1212 to a host server?
Mini-SAS HD (SFF-8644 to SFF-8644) external 12Gb SAS cables are required.
Can the D1212 house solid-state drives?
Yes, 2.5-inch SSDs can be installed using Lenovo 3.5-inch to 2.5-inch drive carrier adapters.
Buying or selling ThinkSystem D1212 Drive Enclosure?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Lenovo ThinkSystem DE Series Storage - Expansion Enclosures, checked 2026-10-28