Alternative to 820303-B21: Better-Value Equivalents in Stock
Comparing the 820303-B21 (820303-B21 - HP 350-Watts Non Hot Pluggable Power Supply for Proliant Ml30 G9) 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 820303-B21
| SKU | 820303-B21 |
|---|---|
| Product | 820303-B21 - HP 350-Watts Non Hot Pluggable Power Supply for Proliant Ml30 G9 |
| Current price | $247.37 |
| Stock status | In Stock |
| Detail page | View 820303-B21 › |
Alternatives to 820303-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.
791705-001 - HP 350-Watts Power Supply Non Hot-Pluggable for Proliant ML110 Gen 9
SKU: 791705-001
Price: $176.84
644744-001 - HP 350-Watts ATX Non-Hot-Pluggable Micro Power Supply For Optiplex 790 990L265Am-00
SKU: 644744-001
Price: $194.74
816337-101 - HP 350-Watts Non Hot-Pluggable Power Supply For Proliant Ml30 G9
SKU: 816337-101
Price: $208.42
675450-B21 - HP 350-Watts Non Hot-Pluggable Power Supply for ProLiant Gen9 Servers
SKU: 675450-B21
Price: $212.63
776442-B21 - HP 350-Watts ATX Non Hot-Pluggable Power Supply for ProLiant ML110 Gen9 Server
SKU: 776442-B21
Price: $274.58
820304-B21 - HP 350-Watts Non Hot Pluggable Power Supply for Proliant ML30 Gen9 Gen10
SKU: 820304-B21
Price: $293.84
480507-001 - HP 350-Watts Non Hot-Pluggable Power Supply for Proliant DL120 G5
SKU: 480507-001
Price: $317.89
S10350P1A - HP 350-Watts non Hot-Pluggable Power Supply for ProLiant ML110 G7 Server
SKU: S10350P1A
Price: $327.07
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.