Alternative to 431958-B21: Better-Value Equivalents in Stock
Comparing the 431958-B21 (431958-B21 HP 146GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Hard Drive) against alternatives? Pro Disk Network stocks 12 similar HP parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the 431958-B21
| SKU | 431958-B21 |
|---|---|
| Product | 431958-B21 HP 146GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Hard Drive |
| Current price | $326.32 |
| Stock status | In Stock |
| Detail page | View 431958-B21 › |
Alternatives to 431958-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.
431958-S21 - HP 146GB 10000RPM SAS 3GB/s Hot-Pluggable Single Port 2.5-inch Hard Drive
SKU: 431958-S21
Price: $54.74
431958-B22 - HP 146GB 10000RPM SAS 3GB/s Hot-Pluggable Single Port 2.5-inch Hard Drive
SKU: 431958-B22
Price: $143.39
431954-003 - HP 146GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Hard Drive
SKU: 431954-003
Price: $54.74
432230-001 - HP 146GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Hard Drive
SKU: 432230-001
Price: $71.58
418367-B21-RF - HP 146GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Dual Port Hard Drive
SKU: 418367-B21-RF
Price: $143.39
hdd-7835-H2-146 - HP 146GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Dual-Port Hard Drive
SKU: HDD-7835-H2-146
Price: $520.96
518194-001 - HP 146GB 10000RPM SAS 6Gb/s Hot-Swappable 2.5-inch Hard Drive for ProLiant BL20p G4
SKU: 518194-001
Price: $68.42
504334-001 - HP 146GB 15000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Hard Drive
SKU: 504334-001
Price: $128.42
389346-001 - HP 73GB 10000RPM SAS 3Gb/s Hot-Swappable 2.5-inch Hard Drive
SKU: 389346-001
Price: $73.68
A7080-60001 - HP 146GB 10000RPM Ultra-320 SCSI 80-Pin Hot Swappable 3.5-inch Hard Drive
SKU: A7080-60001
Price: $426.32
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.