Four manufacturers make modules at this exact specification. They match on every key parameter and are generally interchangeable: a buyer who needs "16 GB DDR4-2666 registered" can usually accept any of them.
| Manufacturer | Part number | CAS | OEM refs | Data |
|---|---|---|---|---|
| Kingston | KSM26RD8/16MEI | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6 | 19 | HPE · Dell | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6D1 | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6D1QG | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6D1SG | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6D1SI | 19 | Crucial | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6E1QG | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6E1QK | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6E1RG | 19 | Crucial | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6E1RI | 19 | Supermicro | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6E1SI | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6H1RQG | 19 | Supermicro | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6H1RRI | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6H1RRK | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6J1QI | 19 | — | ✓ verified |
| Micron | MTA18ASF2G72PDZ-2G6J1RI | 19 | — | ✓ verified |
| Samsung | M393A2K43BB1-CTD | 19 | — | ✓ verified |
| Samsung | M393A2K43CB2-CTD | 19 | — | ✓ verified |
| Samsung | M393A2K43DB2-CTD | 19 | — | ✓ verified |
| SK hynix | HMA82GR7AFR8N-VK | 19 | — | ✓ verified |
| SK hynix | HMA82GR7CJR8N-VK | 19 | HPE · Lenovo | ✓ verified |
| SK hynix | HMA82GR7DJR8N-VK | 19 | Dell | ✓ verified |
| SK hynix | HMA82GR7JJR8N-VK | 19 | — | ✓ verified |
Practical rule: servers accept these modules interchangeably in almost all cases. Keep one vendor within a memory bank and match existing modules when expanding, rather than mixing brands side by side.
Post a request for this spec and VAT-verified suppliers quote whichever brand they actually stock: Kingston, Micron, Samsung or SK hynix. You choose from real offers.