Alternative to DPS-300AB-73-A: Better-Value Equivalents in Stock
Comparing the DPS-300AB-73-A (DPS-300AB-73-A - HP 300-Watts ATX 24-Pins Power Supply for HP Z420 Workstation) 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 DPS-300AB-73-A
| SKU | DPS-300AB-73-A |
|---|---|
| Product | DPS-300AB-73-A - HP 300-Watts ATX 24-Pins Power Supply for HP Z420 Workstation |
| Current price | $189.47 |
| Stock status | In Stock |
| Detail page | View DPS-300AB-73-A › |
Alternatives to DPS-300AB-73-A
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.
DPS-160QB - HP 230-Watts 24-Pin ATX Power Supply For HP Slimline S3020n/S3100n/S3120n/S3321p/S7310n/3000 Series
SKU: DPS-160QB
Price: $344.33
DPS-160QB-A - HP 230-Watts 24-Pin ATX Power Supply For HP Slimline S3020n/S3100n/S3120n/S3321p/S7310n/3000 Series
SKU: DPS-160QB-A
Price: $344.33
732598-001 - HP 300-Watts 100-240V AC ATX Power Supply for Proliant ML10
SKU: 732598-001
Price: $294.74
437331-001 - HP 365-Watts ATX 24-Pin Power Supply with Power Factor Correction for DC7700 MicroTower Desktop System
SKU: 437331-001
Price: $128.42
437357-001 - HP 365-Watts ATX 24-Pin Power Supply with Power Factor Correction For DC7800 DC7900
SKU: 437357-001
Price: $189.47
492674-001 - HP 230-Watts 100V-240V AC 24-Pin ATX with Power Factor Correction Power Supply Assembly For HP Slimline S3020n S3100n S3120n S3321p S7310n 3000 Series
SKU: 492674-001
Price: $211.00
437351-001 - HP 240-Watts 24-Pin Micro ATX Power Factor Correction Power Supply for DC7800S
SKU: 437351-001
Price: $226.08
437358-001 - HP 365-Watts 24-Pin ATX Power Supply for HP DC7700 DC7600 DC7900 ML110 G5
SKU: 437358-001
Price: $128.42
105739-B21 - HP 450-Watts 100-240V AC Redundant Hot-Pluggable Power Supply with Active Power Factor Correction for Proliant DL580 G1
SKU: 105739-B21
Price: $76.32
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.