| Type | DDR4 ECC Registered DIMM |
| Form Factor | UDIMM |
| Capacity | 16GB |
| Memory Rank | 1Rx4 |
| Module Configuration | 1G x 72-Bit |
| Speed | 2666MHz (PC4-21300) |
| CAS Latency | CL19 |
| Voltage | 1.2V |
| Error Checking | ECC |
| Registered/Buffered | Registered |
| Chip Organization | x4 DRAM |
| DRAM Manufacturer | Hynix |
Kingston 16GB DDR4 2666MHz ECC Reg CL19 DIMM 1Rx4 Module

Key Benefits
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- Designed for stability and error correction in enterprise-class systems
- High-speed 2666MHz performance ideal for memory-demanding tasks
- TAA compliance and Hynix components support reliability in regulated environments
Product Overview
The Kingston 16GB DDR4 ECC Registered memory module, part number KSM26RS4/16HDI, is engineered for performance and dependability in demanding computing environments. Operating at 2666MHz with a CL19 latency, this DIMM uses a 1Rx4 configuration ideal for data centers and enterprise platforms that require robust multitasking and memory-intensive application support. The ECC functionality detects and corrects common in-memory data errors, enhancing system stability, particularly in server deployments.
This module is TAA compliant, making it suitable for procurement under government regulations, and it leverages high-quality Hynix DRAM components for consistent performance. Designed for systems that support Registered DIMMs, it contributes to increased scalability and performance in platforms needing high-capacity memory solutions. In-depth electrical and thermal characteristics are not provided.
Specifications
Product Overview
Physical & Environmental
| Module Height | 31.25 mm |
| Operating Temperature (Tcase) | 0°C to 95°C |
| Storage Temperature | -55°C to 100°C |
| Heat Spreader | No |
| Weight | Approx. 20g |
| PCB Layers | 8-layer PCB |
Advanced Security Features
| ECC Error Correction | Single-bit error correction and multi-bit error detection |
Wireless Features
| Wireless Capabilities | Not Applicable |
Interfaces
| Memory Bus | 64-bit |
| Pin Count | 288-pin |
| Interface Type | DDR4 SDRAM |
Compliance & Origin
| Country of Origin | Taiwan |
| TAA Compliant | Yes |
| RoHS Compliant | Yes |
| Halogen Free | Yes |
| Compliance Standards | JEDEC |
Cloud Management & Licensing
| Managed via Software | No |
| Subscription Licensing | Not Required |
| Cloud Integration | Not Applicable |