Alternative to 637654-B21: Better-Value Equivalents in Stock
Comparing the 637654-B21 (637654-B21 - HP 500-Watts 1U 277V AC Power Supply Proliant Dl G7 G8) 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 637654-B21
| SKU | 637654-B21 |
|---|---|
| Product | 637654-B21 - HP 500-Watts 1U 277V AC Power Supply Proliant Dl G7 G8 |
| Current price | $71.58 |
| Stock status | In Stock |
| Detail page | View 637654-B21 › |
Alternatives to 637654-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.
865399-201 - HP 500-Watts 200-277V 80 Plus Platinum Power Supply for ProLiant DL380 Gen10
SKU: 865399-201
Price: $47.37
633680-101 - HP 500-Watts 1U 277V Efficiency Power Supply For Proliant Dl G7 G8
SKU: 633680-101
Price: $71.58
717362-B21 - HP 500-Watts 277V AC Common Slot Redundant Hot-Pluggable Power Supply For Proliant Dl G7 G8
SKU: 717362-B21
Price: $71.58
633680-001 - HP 500-Watts 200-277V AC 1U Efficiency 92% Power Supply For Proliant Dl G7 G8
SKU: 633680-001
Price: $71.58
HSTNS-PD24 - HP 500-Watts 200-277V Efficiency Power Supply for Proliant Dl G7 G8
SKU: HSTNS-PD24
Price: $157.07
HSTNS-PD31 - HP 700-Watts 200-277V Redundant Hot Pluggable Power Supply for Proliant G8
SKU: HSTNS-PD31
Price: $128.95
735037-001 - HP 800-Watts 200-277V Flex Slot Universal Hot Plug Power Supply for ProLiant DL360 G9 / DL380 G9 / ML350 G9
SKU: 735037-001
Price: $187.37
632073-101 - HP 460-Watts 12V 220V-277V Power Supply for ProLiant Servers
SKU: 632073-101
Price: $189.47
HSTNS-PD34-B - HP 1200-Watts 200-277V Hot Swappable Power Supply for ProLiant ML350 DL380 DL388P G8
SKU: HSTNS-PD34-B
Price: $194.74
714349-001 - HP 1200-Watts 200-277V AC Common Slot Hot-Pluggable Power Supply for ProLiant ML350 DL380 DL388P G8
SKU: 714349-001
Price: $194.74
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.