M393A4K40DB2-CTD Samsung 32GB DDR4-2666 ECC RDIMM 2Rx4 1.2V Memory
32GBDDR4-2666RDIMM2Rx41.2V
SKU: M393A4K40DB2-CTD
$ 326
≈ €280
🟢 100 pcs available · Lead time: 3-4 Days · Updated 18 May 2026
Need 50+ units? Ask for volume pricing →
Prices and availability may change and are confirmed on quotation.
Tier-1 Memory
Samsung, Micron & SK Hynix
Server Compatibility
Dell, HPE, Lenovo, Cisco and more
Volume Pricing
Fast response for B2B quantity requests
Technical Support
Compatibility and sourcing assistance
Overview
- Samsung M393A4K40DB2-CTD – 32GB DDR4-2666 ECC Registered DIMM
Reliable, proven DDR4 memory solution for modern servers from Samsung, designed for edge compute, low-VM density hosts, and general-purpose use. JEDEC PC4-21300V-R compliant. - Compatible with Major Server Brands
Built with Dual Rank x4 architecture, this Samsung RDIMM works flawlessly in servers from Dell, HPE, Lenovo, Cisco, and others that support DDR4-2666 ECC Registered memory. - Optimized Performance
Delivers 2666 MT/s with CL19 latency at 1.2V. - Genuine Samsung Quality
Manufacturer-grade reliability, backed by warranty. Trusted in datacenters, telecom networks, and enterprise IT environments worldwide.
M393A4K40DB2-CTD Specifications
| Manufacturer | Samsung |
|---|---|
| Part Number | M393A4K40DB2-CTD |
| Memory Size | 32GB |
| Memory Speed | DDR4-2666 |
| Memory Technology | DDR4 |
| Speed | 2666 |
| Rank and Organization | 2Rx4 |
| Rank Type | Dual Rank |
| Chip Organization | x4 |
| Error Correction (ECC) | ECC |
| CAS Latency | CL19 |
| DIMM Type | Registered |
| Form Factor | RDIMM |
| Voltage | 1.2V |
| Pins | 288 |
| Height | STD |
| JEDEC Specification | PC4-21300V-R |
| Temperature | 0°C to 85°C |
Compatible Systems
Same-Spec Alternatives
Alternative part numbers with matching key specifications.
| Picture | Part Number | Brand | Size | Speed | Form Factor | Ships In | Stock | Price | |
|---|---|---|---|---|---|---|---|---|---|
| Samsung | 32GB | DDR4-2666 | RDIMM | 100 |
Need help choosing between available part numbers? Contact us for pricing and availability.