The Cisco 16GB 2Rx4 DDR3-1600 PC3L-12800R ECC Registered Memory SK Hynix 15-14595-01 UCS-MKIT-162RY-E HMT42GR7BFR4A-PB is an enterprise-class DDR3L memory module designed to deliver dependable performance, enhanced reliability, and efficient power consumption in Cisco UCS server environments. Manufactured by SK Hynix and Cisco OEM branded, this 16GB ECC Registered DIMM is engineered for data centers, virtualization clusters, cloud infrastructure, and mission-critical business applications that require consistent memory performance and uptime.
Built with a dual-rank 2Rx4 architecture and operating at 1600MHz (PC3L-12800R), this module provides the bandwidth required for demanding server workloads while maintaining low power consumption through its 1.35V DDR3L design. The integrated ECC functionality automatically detects and corrects memory errors, helping protect critical data and improve system stability in enterprise environments.
Featuring registered/buffered signal processing, the HMT42GR7BFR4A-PB-CISCO is optimized for multi-DIMM server configurations where reliability, signal integrity, and scalability are essential. It is an ideal upgrade or replacement memory solution for compatible Cisco UCS rack and blade servers.
Key Features
- 16GB DDR3L ECC Registered server memory module
- Cisco OEM branded SK Hynix memory
- 1600MHz DDR3 performance (PC3L-12800R)
- 240-pin Registered DIMM (RDIMM)
- Error Correcting Code (ECC) support
- Registered/Buffered architecture for enhanced stability
- Dual Rank 2Rx4 configuration
- Low-voltage 1.35V operation
- Backward compatible with 1.5V memory infrastructure
- CL11 latency with 11-11-11 timing specifications
- Designed for Cisco UCS enterprise server platforms
- Ideal for virtualization, cloud computing, and database environments
Technical Specifications
-
Manufacturer: SK Hynix (Cisco OEM Branded)
-
Part Number: HMT42GR7BFR4A-PB-CISCO
-
SKU: HMT42GR7BFR4A-PB-CISCO
-
Memory Capacity: 16GB
-
Memory Type: DDR3 SDRAM (DDR3L Low Voltage)
-
Form Factor: 240-Pin RDIMM
-
Speed: DDR3-1600 / PC3L-12800R
-
Signal Type: Registered / Buffered
-
ECC Support: Yes
-
Rank Organization: 2Rx4 (Dual Rank x4)
-
CAS Latency: CL11
-
Timings: 11-11-11 (tAA-tRCD-tRP)
-
Operating Voltage: 1.35V
-
Compatibility Voltage: Backward Compatible with 1.5V Systems
-
Component Composition: 4Gb Base Density, 3rd Generation B-Die Components
Enterprise Benefits
- ECC technology helps identify and correct memory errors before they affect system performance.
- Low-voltage DDR3L design reduces power consumption and thermal output in dense server environments.
- Registered architecture improves signal integrity when multiple memory modules are installed.
- Optimized for Cisco UCS servers supporting DDR3 ECC RDIMM technology.
- Provides stable performance for virtualization hosts, enterprise applications, database servers, and cloud infrastructure.
- Trusted SK Hynix memory components deliver long-term reliability for demanding workloads.
Compatible Alternative Part Numbers
- HMT42GR7BFR4A-PB
- HMT42GR7BFR4A-PB-CISCO
- PC3L-12800R-11-11-E2
- PC3-12800R ECC Registered 16GB 2Rx4
- Cisco 16GB DDR3L-1600 ECC RDIMM
- SK Hynix 16GB DDR3L ECC Registered RDIMM
- 16GB DDR3-1600 Registered ECC Server Memory Module
- DDR3L 1600MHz 240-Pin Registered DIMM
Compatible Memory Modules
- SK Hynix 8GB PC3L-12800R ECC Registered RDIMM
- SK Hynix 16GB PC3L-12800R ECC Registered RDIMM
- SK Hynix 32GB PC3L-12800R ECC Registered RDIMM
- Cisco UCS DDR3 ECC Registered Memory Modules
- DDR3L PC3L-12800R Registered Server Memory
- 2Rx4 ECC RDIMM Enterprise Memory Modules
- 240-Pin DDR3L Registered DIMM Modules
Compatible Server Platforms
The Cisco OEM-branded HMT42GR7BFR4A-PB-CISCO is commonly deployed in Cisco UCS rack servers, blade servers, virtualization hosts, private cloud environments, and enterprise data center platforms that support DDR3L PC3L-12800R ECC Registered memory. Its buffered RDIMM architecture makes it particularly suitable for high-density configurations requiring maximum reliability and scalability.
Whether you're upgrading an existing Cisco UCS deployment or replacing failed memory in a production server, the Cisco 16GB 2Rx4 DDR3-1600 PC3L-12800R ECC Registered Memory SK Hynix HMT42GR7BFR4A-PB delivers the performance, efficiency, and enterprise-grade stability required for modern business-critical computing environments.
