Replacement for 1XD85AAR: Drop-In Alternatives We Stock
Looking for a replacement for the 1XD85AAR (1XD85AAR - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module)? Pro Disk Network ships HP drop-in replacements and equivalent modern parts from US inventory. Every alternate below is in-stock today with same-day shipping for orders placed before 2pm ET. If your unit is still under warranty, contact our engineering team — we offer cross-shipping for B2B customers on Net 30 terms.
About the 1XD85AAR
| SKU | 1XD85AAR |
|---|---|
| Product | 1XD85AAR - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module |
| Current price | $231.26 |
| Stock status | In Stock |
| Detail page | View 1XD85AAR › |
Drop-in replacements for 1XD85AAR
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
937784-001 - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 937784-001
Price: $231.26
939288-001 - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 939288-001
Price: $231.26
937753-001 - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 937753-001
Price: $231.26
2NZ15AV - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 2NZ15AV
Price: $231.26
838081-K21 - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 838081-K21
Price: $231.26
1XD85ATR - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 1XD85ATR
Price: $231.26
L09285-850 - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: L09285-850
Price: $231.26
HP 815098-B21#0D1 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: 815098-B21-0D1
Price: $231.26
L12128-001 - HP 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory Module
SKU: L12128-001
Price: $231.26
4NY49AV - HP 16GB Kit (2 X 8GB) PC4-21300 DDR4-2666MHz ECC Registered CL19 RDIMM 1.2V Single-Rank Memory
SKU: 4NY49AV
Price: $285.45
868842-001 - HP 16GB DDR4-2666MHZ PC4-21300 ECC Registered CL19 288-Pin RDIMM Single Rank Memory for Gen10 Server
SKU: 868842-001
Price: $292.63
How we pick replacements
Every recommendation above was selected using these criteria:
- Drop-in compatibility — same form factor (2.5"/3.5", PCIe slot, SFP port, etc.), so it fits the original chassis without modification
- Equivalent or better performance — matched on RPM/IOPS/speed/throughput, never downgraded
- Same-brand-preferred — we list the OEM-equivalent first when available, then trusted aftermarket
- Warranty coverage — 90-day Pro Disk warranty on every part, with 1-year option for B2B
- In stock today — never recommend a part that is on backorder
Need help confirming compatibility?
Our engineers validate every replacement against your specific server, switch, or chassis model before shipment. Email sales@prodisknetwork.com with your platform model (e.g., Dell PowerEdge R740, HP DL380 Gen10, Cisco Catalyst 9300) and we will confirm the exact part number that drops into your hardware.