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Description
Upgrade or expand your compatible Cisco UCS server or other supported enterprise system with this Samsung 32GB DDR4-2133 ECC Registered (RDIMM) memory module.
This is genuine Samsung enterprise memory carrying a Cisco UCS identification label. With 32GB capacity, ECC Registered architecture, and DDR4-2133 performance, it’s a solid option for server upgrades, virtualization, storage systems, databases, homelabs, and other enterprise applications.
These modules were pulled from a working enterprise environment.
Key Features
• 32GB Capacity – Add substantial memory capacity with a single module
• DDR4-2133 / 2133 MT/s enterprise server memory
• ECC Registered (RDIMM) – Designed for reliability and error correction in compatible server systems
• 2Rx4 Configuration
• Genuine Samsung enterprise memory
• Cisco UCS labeled server memory
• Cisco PID UCS-MR-1X322RU-A
• Cisco P/N 15-103025-01
• Samsung P/N M393A4K40BB0-CPB0Q
• Ideal for compatible servers, virtualization hosts, storage systems, databases, and homelabs
Specifications
Manufacturer: Samsung
Samsung Part Number: M393A4K40BB0-CPB0Q
Cisco PID: UCS-MR-1X322RU-A
Cisco Part Number: 15-103025-01
Capacity: 32GB
Memory Type: DDR4 SDRAM
Speed: DDR4-2133 / 2133 MT/s
Bus Speed: PC4-17000 (DDR4-2133)
Module Label: PC4-2133P-RA0-10-DC0
ECC: Yes
Registered/Buffered: Yes – RDIMM
Rank: 2Rx4
Form Factor: 288-Pin DIMM
Application: Server / Enterprise Memory
Condition
Pulled from a working enterprise environment.
These modules were removed from operational enterprise equipment and are being sold as previously used server hardware. Modules may show minor cosmetic signs consistent with normal installation, handling, and removal.
Please review the provided photos for an example of the condition.
Why Buy From Us?
We specialize in quality technology and enterprise hardware and strive to provide accurate listings, dependable equipment, careful packaging, and professional service.
We understand that buyers of enterprise equipment are often searching for a very specific component or part number. We make every effort to accurately identify our hardware so you can purchase with confidence.
IMPORTANT – PRICE IS FOR ONE MODULE
The listed price is for ONE (1) 32GB RAM module.
Multiple modules may be available. Larger quantity purchases are welcome while inventory remains available.
Larger orders will be professionally packaged and protected for shipment. Higher-value and bulk orders may also require signature confirmation upon delivery to help ensure safe and secure receipt.
Compatibility
This is ECC Registered (RDIMM) server memory and is not standard desktop UDIMM memory.
This module carries Cisco PID UCS-MR-1X322RU-A, but compatibility can vary depending on server model, processor generation, motherboard, existing memory configuration, and firmware.
Please verify M393A4K40BB0-CPB0Q, UCS-MR-1X322RU-A, 15-103025-01, and the memory specifications with your system requirements before purchasing.

Documentation