Replacement for 06X121: Drop-In Alternatives We Stock
Looking for a replacement for the 06X121 (06X121 - Dell 8GB Kit (2 X 4GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory)? Pro Disk Network ships Dell 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 06X121
| SKU | 06X121 |
|---|---|
| Product | 06X121 - Dell 8GB Kit (2 X 4GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory |
| Current price | $572.01 |
| Stock status | In Stock |
| Detail page | View 06X121 › |
Drop-in replacements for 06X121
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.
6X121 - Dell 8GB Kit (2 X 4GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory
SKU: 6X121
Price: $572.01
311-2349 - Dell 8GB Kit (4 X 2GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory
SKU: 311-2349
Price: $434.28
311-2739 - Dell 8GB Kit (4 X 2GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory
SKU: 311-2739
Price: $434.28
311-1553 - Dell 8GB Kit (4 X 2GB) DDR-266MHz PC2100 ECC Registered 184-Pin DIMM Memory for PowerEdge Servers
SKU: 311-1553
Price: $434.28
311-3040 - Dell 8GB Kit (8 X 1GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Dual Rank Memory
SKU: 311-3040
Price: $932.49
311-3848 - Dell 8GB Kit (8 X 1GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Dual Rank Memory
SKU: 311-3848
Price: $932.49
311-2445 - Dell 4GB Kit (2 X 2GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory for PowerEdge Servers
SKU: 311-2445
Price: $223.01
311-1827 - Dell 4GB Kit (2 X 2GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory
SKU: 311-1827
Price: $223.01
311-2736 - Dell 4GB Kit (4 X 1GB) DDR-266MHz PC2100 ECC Registered CL2.5 184-Pin DIMM Memory
SKU: 311-2736
Price: $460.03
311-2738 - Dell 4GB Kit (4 X 1GB) DDR-266MHz PC2100 ECC Registered 184-Pin DIMM Memory for PowerEdge 6600/6650
SKU: 311-2738
Price: $460.03
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.