Alternative to 377522-B21: Better-Value Equivalents in Stock
Comparing the 377522-B21 (377522-B21 - HP PCI-Express X4 Expander Mezzanine Card for ProLiant DL580 G3 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 377522-B21
| SKU | 377522-B21 |
|---|---|
| Product | 377522-B21 - HP PCI-Express X4 Expander Mezzanine Card for ProLiant DL580 G3 Server |
| Current price | $265.26 |
| Stock status | In Stock |
| Detail page | View 377522-B21 › |
Alternatives to 377522-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.
811216-B21 - HP Smart Array SATA 6Gb/s / SAS 12Gb/s PCI-Express 3x8 Expander Card for ProLiant ML350 G9 Server
SKU: 811216-B21
Price: $54.74
411009-001 - HP PCI-Express X4 / X8 Expander Card for ProLiant Dl580 / Dl570 G5 Server
SKU: 411009-001
Price: $602.11
868138-001 - HP Dual Port 100Gb 20GHz Single Mezzanine Cable HP Dual Port 100Gb 20GHz Single Mezzanine Cable for ProLiant XL260a Gen9 Server
SKU: 868138-001
Price: $96.84
410500-001 - HP Dual-Port x4 DDR Infiniband PCI-Express Mezzanine Card for ProLiant BL460c G5 Blade Server
SKU: 410500-001
Price: $71.58
761665-001 - HP PCI-Express G3 Mezzanine Pass-Thru Card for ProLiant WS460c G9 Graphic Server
SKU: 761665-001
Price: $184.21
449422-001 - HP PCI Express x8 3 Slot Mezzanine Option Card for ProLiant DL580 G5 Server
SKU: 449422-001
Price: $205.26
377552-B21 - HP PCI Express Mezzanine Card for ProLiant DL580 G3 Server
SKU: 377552-B21
Price: $411.97
691904-003 - HP PCI Express Pass-Through Mezzanine Card for ProLiant G8 Server
SKU: 691904-003
Price: $942.11
881101-B21 - HP 24-Port 12Gb/s SAS Expander Card with Cable for ProLiant DL580 G10 Server
SKU: 881101-B21
Price: $1,577.38
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.