Kingston 32GB 2Rx4 DDR4-2133P PC4-17000 ECC Registered Memory KCS-UC421/32G

Improve the performance, stability, and memory capacity of your server infrastructure with the Kingston 32GB 2Rx4 DDR4-2133P PC4-17000 ECC Registered Memory KCS-UC421/32G. Engineered for enterprise and data center environments, this 32GB DDR4 Registered DIMM delivers reliable performance for virtualization, cloud computing, database management, and other memory-intensive workloads.

The KCS-UC421/32G operates at 2133MT/s (PC4-17000) and features a 2Rx4 dual-rank configuration, providing efficient memory performance across compatible server platforms. Built with ECC (Error-Correcting Code) technology, this module helps detect and correct memory errors before they impact system operation, enhancing system uptime and protecting critical business data. Its Registered DIMM (RDIMM) architecture improves signal integrity and supports larger memory capacities, making it an ideal solution for enterprise servers and professional workstation environments.

Whether you're upgrading existing hardware, replacing a failed module, or expanding memory resources, the KCS-UC421-32G offers dependable Kingston reliability and enterprise-class performance.

• Capacity: 32GB
• Memory Technology: DDR4 SDRAM
• Speed: 2133MT/s
• Memory Standard: PC4-17000
• Form Factor: 288-Pin RDIMM
• Rank Configuration: 2Rx4
• Error Correction: ECC (Error-Correcting Code)
• Module Type: Registered DIMM (RDIMM)
• Voltage: 1.2V
• Manufacturer: Kingston Technology
• Manufacturer Part Number: KCS-UC421/32G
• SKU: KCS-UC421-32G
• Enterprise-Class Reliability
• Designed for Continuous 24/7 Server Operation

The following part numbers are commonly associated with or compatible alternatives to this memory specification:

• KCS-UC421/32G
• KCS-UC421-32G
• KSM21RD4/32MEI
• M393A4K40BB0-CPB
• HMA84GR7MFR4N-TF
• MTA36ASF4G72PZ-2G1A2
• UCS-MR-1X322RU-A
• A9781930
• SNPJGGRTC/32G
• 32GB DDR4-2133 ECC RDIMM
• PC4-17000 32GB Registered Memory Module

Always verify compatibility with your server model, BIOS version, and memory population guidelines before installation.

This memory module is commonly deployed in systems supporting 32GB DDR4-2133 ECC Registered RDIMM memory configurations.

Enterprise Server Platforms

• HPE ProLiant DL360 Gen9
• HPE ProLiant DL380 Gen9
• HPE ProLiant ML350 Gen9
• Dell PowerEdge R430
• Dell PowerEdge R530
• Dell PowerEdge R630
• Dell PowerEdge R730
• Lenovo ThinkSystem SR550
• Cisco UCS C220 M4
• Cisco UCS C240 M4

Compatible Memory Modules

• Kingston KCS-UC421/32G
• Kingston KSM21RD4/32MEI
• Samsung M393A4K40BB0-CPB
• SK hynix HMA84GR7MFR4N-TF
• Micron MTA36ASF4G72PZ-2G1A2
• Cisco UCS-MR-1X322RU-A
• Dell SNPJGGRTC/32G
• Equivalent 32GB DDR4-2133 PC4-17000 ECC Registered DIMM modules

• Server Virtualization
• Private and Hybrid Cloud Infrastructure
• Enterprise Databases
• Business-Critical Applications
• Software-Defined Storage
• Email and Collaboration Servers
• Data Analytics Platforms
• High-Performance Computing (HPC)

The Kingston 32GB 2Rx4 DDR4-2133P PC4-17000 ECC Registered Memory KCS-UC421/32G is a reliable enterprise memory solution designed to deliver consistent performance, scalability, and data integrity. Combining Kingston's proven quality with ECC protection and RDIMM architecture, this module is an excellent choice for organizations looking to maximize server stability and performance while supporting demanding workloads.