Alternative to WW889: Better-Value Equivalents in Stock
Comparing the WW889 (WW889 - Dell 275-Watts 100-240V SFF Power Supply for OptiPlex GX620) against alternatives? Pro Disk Network stocks 12 similar Dell 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 WW889
| SKU | WW889 |
|---|---|
| Product | WW889 - Dell 275-Watts 100-240V SFF Power Supply for OptiPlex GX620 |
| Current price | $205.26 |
| Stock status | In Stock |
| Detail page | View WW889 › |
Alternatives to WW889
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.
KH620 - Dell 275-Watts 100-120V/200-240V Power Supply for PowerEdge 740/745/755 SFF
SKU: KH620
Price: $96.84
MH300 - Dell 275-Watts 100-127V/200-240V Power Supply for Optiplex SFF 740/745/755 XPS 210/9200C
SKU: MH300
Price: $96.84
K8964 - Dell 275-Watts 100-240V SFF Power Supply for OptiPlex GX620 Dimension 5100C 5150C
SKU: K8964
Price: $128.95
0K8964 - Dell 275-Watts 100-240V SFF Power Supply for OptiPlex GX620 Dimension 5100C 5150C
SKU: 0K8964
Price: $128.95
0MH300 - Dell 275-Watts 100-127V/200-240V Power Supply for Optiplex SFF 740/745/755 XPS 210/9200C
SKU: 0MH300
Price: $157.07
0KH620 - Dell 275-Watts 100-120V/200-240V Power Supply for PowerEdge 740/745/755 SFF
SKU: 0KH620
Price: $189.47
R224M - Dell 235-Watts 100-240V ATX Power Supply SFF for OptiPlex 760, 780, 960 SFF
SKU: R224M
Price: $175.74
0R224M - Dell 235-Watts 100-240V ATX Power Supply SFF for OptiPlex 760, 780, 960 SFF
SKU: 0R224M
Price: $175.74
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.