Replacement for 161554-B21: Drop-In Alternatives We Stock
Looking for a replacement for the 161554-B21 (161554-B21 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V 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 161554-B21
| SKU | 161554-B21 |
|---|---|
| Product | 161554-B21 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module |
| Current price | $77.20 |
| Stock status | In Stock |
| Detail page | View 161554-B21 › |
Drop-in replacements for 161554-B21
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.
161554-B21N - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 161554-B21N
Price: $77.20
176673-B21 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 176673-B21
Price: $77.20
F1654A - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: F1654A
Price: $77.20
F1654-69101 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: F1654-69101
Price: $77.20
F1654-60101 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: F1654-60101
Price: $77.20
176673-B21N - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 176673-B21N
Price: $77.20
175325-001 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 175325-001
Price: $77.20
167136-001 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 167136-001
Price: $77.20
167136-001N - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 167136-001N
Price: $77.20
175325-001N - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 175325-001N
Price: $77.20
175325R-001 - HP 256MB 100MHz PC100 non-ECC Unbuffered CL2 144-Pin SoDimm 3.3V Memory Module
SKU: 175325R-001
Price: $77.20
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.