Alternative to 462985-B21: Better-Value Equivalents in Stock
Comparing the 462985-B21 (462985-B21 - HP 512MB Battery Backed Write Cache (BBWC) Memory Module for P-series (only Cache)) 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 462985-B21
| SKU | 462985-B21 |
|---|---|
| Product | 462985-B21 - HP 512MB Battery Backed Write Cache (BBWC) Memory Module for P-series (only Cache) |
| Current price | $71.58 |
| Stock status | In Stock |
| Detail page | View 462985-B21 › |
Alternatives to 462985-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.
378202-001 - HP 512MB 72-Bit DDR Battery Backed Write Cache (BBWC) Memory Board with Battery for Smart Array P600/6402/6404
SKU: 378202-001
Price: $345.26
372538-B21 - HP 512MB 72-Bit DDR Battery Backed Write Cache (BBWC) Memory Board with Battery for HP Smart Array P600/6402/6404
SKU: 372538-B21
Price: $345.26
012304-001 - HP 128MB Battery Backed Write Cache (bbwc) Memory Module for Ultra-320 Smart Array 641 642 6i Controller (no Battery)
SKU: 012304-001
Price: $77.63
409248-001 - HP 128MB Battery Backed Write Cache (bbwc) Memory Module for Ultra-320 Smart Array 641 642 6i Controller (no Battery)
SKU: 409248-001
Price: $77.63
012796-001 - HP 128MB Battery Backed Write Cache (BBWC) Memory Module for Ultra320 Smart Array 641 642 6i Controller (no Battery)
SKU: 012796-001
Price: $83.88
309522-001 - HP 256MB 72-Bit DDR Battery Backed Write Cache (BBWC) Memory Board with Battery for HP Smart Array P600
SKU: 309522-001
Price: $265.26
309522R-001 - HP 256MB 72-Bit DDR Battery Backed Write Cache (BBWC) Memory Board with Battery for Smart Array P600
SKU: 309522R-001
Price: $717.53
383280-B21 - HP Smart Array P-Series Battery-Backed Write Cache (BBWC) Battery Kit
SKU: 383280-B21
Price: $173.68
013126-000 - HP 512MB 40-Bit DDR Battery Backed Write Cache (BBWC) Memory Board for Smart Array P400 Controller
SKU: 013126-000
Price: $83.88
441823-001 - HP Smart Array P400 PCI-Express 8-Channel Serial Attached SCSI (SAS) RAID Controller Card with 512MB BBWC (Battery Backed Write Cache)
SKU: 441823-001
Price: $71.58
405148B21DB - HP 512MB Battery Backed Write Cache (BBWC) Upgrade for HP Smart Array P400
SKU: 405148B21DB
Price: $147.63
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.