Alternative to 128288-B21: Better-Value Equivalents in Stock
Comparing the 128288-B21 (128288-B21 - HP Ultra2/Ultra3 6X1 Cage with Power Supply for ProLiant ML530 Server) 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 128288-B21
| SKU | 128288-B21 |
|---|---|
| Product | 128288-B21 - HP Ultra2/Ultra3 6X1 Cage with Power Supply for ProLiant ML530 Server |
| Current price | $105.26 |
| Stock status | In Stock |
| Detail page | View 128288-B21 › |
Alternatives to 128288-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.
128288-001 - HP Ultra2/Ultra3 6X1 Cage with Power Supply for ProLiant ML530 Server
SKU: 128288-001
Price: $105.26
777282-001 - HP PCI Riser Cage Assembly includes Metal Cage Assembly with 2-Slot Primary Optional PCI Riser Board for ProLiant DL388 Gen9 Server
SKU: 777282-001
Price: $212.63
394020-001 - HP Power Supply Cage for ProLiant DL380 G5 / DL385 G2 Server
SKU: 394020-001
Price: $61.84
394019-001 - HP Power Supply Cage for ProLiant DL380 G5 / DL385 G2 Server
SKU: 394019-001
Price: $128.95
509009-001 - HP Power Supply Backplane with Cage for ProLiant DL320 G6 Server
SKU: 509009-001
Price: $160.00
644746-001 - HP 460-Watts Power Supply 4U Cage Assembly for ProLiant ML110 G7 Server
SKU: 644746-001
Price: $241.68
536631-001 - HP 5U Redundant Power Supply Cage Assembly for ProLiant ML180 G6 Server
SKU: 536631-001
Price: $473.68
874571-B21 - HP Power Supply Cage Kit with Power Distribution Board for ProLiant ML350 Gen10
SKU: 874571-B21
Price: $1,009.47
463170-001 - HP PCI Riser Cage Assembly for ProLiant DL380 G6 G7 Server DL385 G6 G7 Server
SKU: 463170-001
Price: $217.58
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.