Alternative to DPS-390AB: Better-Value Equivalents in Stock
Comparing the DPS-390AB (DPS-390AB - Delta 390-Watts Power Supply for RS6000) against alternatives? Pro Disk Network stocks 12 similar 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-390AB
| SKU | DPS-390AB |
|---|---|
| Product | DPS-390AB - Delta 390-Watts Power Supply for RS6000 |
| Current price | $417.54 |
| Stock status | In Stock |
| Detail page | View DPS-390AB › |
Alternatives to DPS-390AB
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-460FB - Delta 460-Watts 12V Switching Power Supply for Delta ProLiant DL180/ DL360 DL380 Gen6 Series
SKU: DPS-460FB
Price: $157.07
Delta DPS-700AB-1 A 700-Watts Power Supply For Delta Workstation Z440
SKU: DPS-700AB-1-A
Price: $357.09
DPS-250AB-49A - Delta 250-Watts Power Supply for Inspiron 530s 560s 580s 620s / OptiPlex 390 790 990 SFF
SKU: DPS-250AB-49A
Price: $156.25
DPS-240WB - Delta 240-Watts 100-240V ATX Power Supply for OptiPlex 390 790 990 3010
SKU: DPS-240WB
Price: $165.79
DPS-250AB-28 - Delta 250-Watts Power Supply for Inspiron 530 531 560 OptiPlex 390 790 990
SKU: DPS-250AB-28
Price: $165.79
Delta DPS-250AB-73 A 250-Watts 100-127V / 200-240V Power Supply for Vostro 200 / Inspiron 530s 620s / OptiPlex 390 790 990
SKU: DPS-250AB-73-A
Price: $165.79
Delta DPS-250AB-68 A 250-Watts 100-240V ATX Power Supply for OptiPlex 990 390
SKU: DPS-250AB-68-A
Price: $182.37
DPS-250AB-73 - Delta 250-Watts 100-127V / 200-240V Power Supply for Vostro 200 / Inspiron 530s 620s / OptiPlex 390 790 990
SKU: DPS-250AB-73
Price: $189.47
Delta DPS-240WB A 240-Watts 100-240V ATX Power Supply for OptiPlex 390 790 990 3010
SKU: DPS-240WB-A
Price: $189.47
Delta DPS-250AB-67 A 250-Watts 100-240V Desktop Power Supply for OptiPlex 390 790 990
SKU: DPS-250AB-67-A
Price: $195.63
DPS-250AB-68A - Delta Electronics 250-Watts Power Supply for OptiPlex 990 390
SKU: DPS-250AB-68A
Price: $205.26
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.