Alternative to 278535-021: Better-Value Equivalents in Stock
Comparing the 278535-021 (278535-021 - HP 800-Watts Redundant Hot-Pluggable Power Supply for Proliant DL580-G2/ DL585-G1 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 278535-021
| SKU | 278535-021 |
|---|---|
| Product | 278535-021 - HP 800-Watts Redundant Hot-Pluggable Power Supply for Proliant DL580-G2/ DL585-G1 Server |
| Current price | $165.79 |
| Stock status | In Stock |
| Detail page | View 278535-021 › |
Alternatives to 278535-021
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.
278535-001 - HP 800-Watts Redundant Hot Pluggable Power Supply for Proliant DL580-G2 DL585-G1
SKU: 278535-001
Price: $71.58
278535-011 - HP 800-Watts Redundant Hot-Pluggable Power Supply for Proliant DL580-G2/ DL585-G1 Server
SKU: 278535-011
Price: $89.04
278535-B21 - HP 800-Watts Redundant Hot-Pluggable Power Supply for Proliant DL580-G2/ DL585-G1 Server
SKU: 278535-B21
Price: $165.79
744689-B21 - HP 800-Watts Redundant 900-Watts Non-Redundant Hot Pluggable AC Power Supply for DL180 ML150 Gen9 G9
SKU: 744689-B21
Price: $47.37
105739-021 - HP 450-Watts 100-240V AC Redundant Hot-Pluggable Power Supply with Active Power Factor Correction for Proliant DL580 G1
SKU: 105739-021
Price: $82.42
384168-021 - HP 725-Watts Redundant Hot-Pluggable Power Supply with Power Factor Correction for Proliant ML350 G4 Server
SKU: 384168-021
Price: $161.01
348114-021 - HP 1300-Watts Redundant Hot-Pluggable AC Power Supply with Power Factor Correction for ProLaint DL580 ML570 G3 G4
SKU: 348114-021
Price: $195.63
225075-021 - HP 500-Watts Redundant Hot-Pluggable Power Supply with Power Factor Correction for ProLiant ML370 G2 G3
SKU: 225075-021
Price: $211.00
225011-021 - HP 400-Watts AC 100-240V AC Redundant Hot-Pluggable Power Supply for Proliant DL380 G2 G3
SKU: 225011-021
Price: $77.38
356544-021 - HP 700-Watts Redundant Hot-Pluggable Power Supply for Proliant ML370 G4 Server
SKU: 356544-021
Price: $105.32
236845-021 - HP 600-Watts Redundant Hot-Pluggable Power Supply for ProLiant ML530 ML570 G2
SKU: 236845-021
Price: $165.79
358352-021 - HP 725-Watts 12V Redundant Hot-Pluggable Power Supply for Proliant ML350 G4
SKU: 358352-021
Price: $182.37
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.