Alternative to PS-6311-2D2: Better-Value Equivalents in Stock
Comparing the PS-6311-2D2 (PS-6311-2D2 - Dell 305-Watts 100-120V 200-240V Power Supply for OptiPlex GX520 GX745) 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 PS-6311-2D2
| SKU | PS-6311-2D2 |
|---|---|
| Product | PS-6311-2D2 - Dell 305-Watts 100-120V 200-240V Power Supply for OptiPlex GX520 GX745 |
| Current price | $149.47 |
| Stock status | In Stock |
| Detail page | View PS-6311-2D2 › |
Alternatives to PS-6311-2D2
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.
PS-6311-1D - Dell 305-Watts 100-120V / 200-240V ATX Power Supply for Optiplex GX260 X270 Precision 360
SKU: PS-6311-1D
Price: $109.03
PS-6311-2D2-LF - Dell 305-Watts 100-120V 200-240V Power Supply for OptiPlex GX520 GX745
SKU: PS-6311-2D2-LF
Price: $165.79
PS-6311-2D2LF - Dell 305-Watts 100-120V 200-240V Power Supply for OptiPlex GX520 GX745
SKU: PS-6311-2D2LF
Price: $165.79
PS-6311-2DFS - Dell 305-Watts 100-120V / 200-240V ATX Power Supply for OptiPlex GX520 / Dimension 5100
SKU: PS-6311-2DFS
Price: $205.26
PS-6311-1DF - Dell 305-Watts 100-120V / 200-240V ATX Power Supply for Optiplex GX260 X270 Precision 360
SKU: PS-6311-1DF
Price: $226.08
PS-6311-2DF2-LF - Dell 305-Watts 100-120V 200-240V Power Supply for Dimension 3100 5150 E510 E520 Optiplex MT GX320 GX620 SC430 SC440
SKU: PS-6311-2DF2-LF
Price: $250.53
PS-6311-1DFS - Dell 305-Watts 100-120V / 200-240V ATX Power Supply for Dimension 4700 8300 8400 SC420
SKU: PS-6311-1DFS
Price: $369.84
PS-6311-1DS - Dell 305-Watts 100-120V / 200-240V ATX Power Supply for Dimension 4700 8300 8400 SC420
SKU: PS-6311-1DS
Price: $429.83
PS-6311-2DF2 - Dell 305-Watts 100-120V 200-240V Power Supply for Dimension 3100 5150 E510 E520 Optiplex MT GX320 GX620 SC430 SC440
SKU: PS-6311-2DF2
Price: $487.08
PS-6311-6DF1-LF - Dell 305-Watts 100-240V ATX Power Supply for OptiPlex 320 330 360 GX620 740 745 755 960 / Dimension 5200 E520 E521
SKU: PS-6311-6DF1-LF
Price: $110.53
PS-6311-5DF2-LF - Dell 305-Watts 100-240V ATX Power Supply for OptiPlex 320 330 360 GX620 740 745 755 960 Dimension 5200 E520 E521
SKU: PS-6311-5DF2-LF
Price: $163.16
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.