
Safe checkout
Secure payments
Fast dispatch
1–2 day handling
Free shipping
U.S. ground
Warranty & RMA
Support after delivery
M391A2K43BB1-CRCQ0 - Samsung 16GB DDR4-2400MHz PC4-19200 ECC Unbuffered CL17 288-Pin DIMM 1.2V Dual Rank Memory Module
- 16GB DDR4 Unbuffered DIMM (UDIMM)
- Speed: 2400MHz (PC4-19200)
- Latency: CL17
- Configuration: 2Rx8 (Dual Rank, x8)
- Voltage: Standard DDR4 voltage
- Form Factor: 288-pin DIMM
- Designed for servers and high-end workstations
M391A2K43BB1-CRCQ0 isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.
Key specifications
See full specs ↓- Memory Type
- DDR4 SDRAM
- Capacity
- 16GB
- Form Factor
- UDIMM
- Speed
- 2400MHz
- CAS Latency
- CL17
- Rank
- 2Rx8
Product details
The Samsung M391A2K43BB1-CRCQ0 is a 16GB DDR4 UDIMM memory module designed for high-performance computing. It operates at a speed of 2400MHz with a CL17 latency, offering efficient data transfer for demanding applications. This module is ideal for servers and workstations requiring reliable and fast memory upgrades.
Technical Information
| Memory Type | DDR4 SDRAM |
| Capacity | 16GB |
| Form Factor | UDIMM |
| Speed | 2400MHz |
Additional Specifications
| CAS Latency | CL17 |
| Rank | 2Rx8 |
| Voltage | 1.2V |
| Pin Count | 288-Pin |
Description
The Samsung M391A2K43BB1-CRCQ0 is a high-density memory module engineered to meet the rigorous demands of modern computing environments. With its 16GB capacity, it provides ample space for complex operating systems, large datasets, and memory-intensive applications. The DDR4 technology ensures superior bandwidth and power efficiency compared to previous generations, making it a cost-effective and performant choice for system upgrades. Operating at a clock speed of 2400MHz, this UDIMM module delivers rapid data access, crucial for tasks such as virtualization, database management, and content creation. The CL17 latency rating indicates a precise timing for memory operations, contributing to overall system responsiveness. Its 2Rx8 configuration, signifying dual rank and x8 data width per rank, further enhances performance by allowing the memory controller to access different banks of memory concurrently, reducing latency and increasing throughput. This module adheres to the standard 288-pin DIMM form factor, ensuring compatibility with a wide range of motherboards and server platforms that support DDR4 memory. The 1.2V operating voltage contributes to lower power consumption and reduced heat generation, which are vital considerations in dense server deployments and for maintaining system stability. The Samsung M391A2K43BB1-CRCQ0 is a reliable component for building or upgrading systems that require robust and efficient memory performance.
Condition: Refurbished
Free U.S. ground shipping
Typically 1–2 days handling, 3–7 days in transit.
Purchase orders accepted
Government, enterprise, data center and small business.
Buying 10+ units?
Get volume pricing and availability for M391A2K43BB1-CRCQ0.



