Replacement for EM149AV: Drop-In Alternatives We Stock
Looking for a replacement for the EM149AV (EM149AV - HP 512MB DDR2-667MHz ECC Unbuffered CL5 240-Pin DIMM 1.8V 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 EM149AV
| SKU | EM149AV |
|---|---|
| Product | EM149AV - HP 512MB DDR2-667MHz ECC Unbuffered CL5 240-Pin DIMM 1.8V Single Rank Memory Module |
| Current price | $123.28 |
| Stock status | In Stock |
| Detail page | View EM149AV › |
Drop-in replacements for EM149AV
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.
443461-034 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: 443461-034
Price: $137.26
443461-028 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: 443461-028
Price: $137.26
PX975ATR - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: PX975ATR
Price: $137.26
PX975AD - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: PX975AD
Price: $137.26
PX975AAR - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: PX975AAR
Price: $137.26
5188-1016 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: 5188-1016
Price: $137.26
990315-083 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: 990315-083
Price: $137.26
489323-001 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered DIMM CL5 240-Pin DIMM Dual Rank Memory Module
SKU: 489323-001
Price: $163.92
396520-001 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered CL5 240-Pin DIMM 1.8V Memory Module
SKU: 396520-001
Price: $71.58
377725-888 - HP 512MB DDR2-667MHz PC2-5300 non-ECC Unbuffered CL5 240-Pin DIMM 1.8V Memory Module
SKU: 377725-888
Price: $71.58
384704-051 - HP 512MB DDR2-667MHz PC2-5300 ECC Unbuffered CL5 240-Pin DIMM 1.8V Memory Module
SKU: 384704-051
Price: $73.68
HYS72T6400HP-3S-B - Infineon 512MB DDR2-667MHz PC2-5300 ECC Unbuffered CL5 240-Pin DIMM Single Rank Memory Module
SKU: HYS72T6400HP-3S-B
Price: $86.63
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.