Alternative to ND591: Better-Value Equivalents in Stock
Comparing the ND591 (ND591 - Dell 800-Watts 100-240V ATX Non-Redundant Power Supply for PowerEdge 1900) 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 ND591
| SKU | ND591 |
|---|---|
| Product | ND591 - Dell 800-Watts 100-240V ATX Non-Redundant Power Supply for PowerEdge 1900 |
| Current price | $357.09 |
| Stock status | In Stock |
| Detail page | View ND591 › |
Alternatives to ND591
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.
TH344 - Dell 420-Watts 100-120V/200-240V Non-Redundant ATX Power Supply for PowerEdge 800/830/840
SKU: TH344
Price: $73.68
0TH344 - Dell 420-Watts 100-120V/200-240V Non-Redundant ATX Power Supply for PowerEdge 800/830/840
SKU: 0TH344
Price: $189.47
0ND591 - Dell 800-Watts 100-240V ATX Non-Redundant Power Supply for PowerEdge 1900
SKU: 0ND591
Price: $357.09
D800P-S0 - Dell 800-Watts 100-240V ATX Non-Redundant Power Supply for PowerEdge 1900
SKU: D800P-S0
Price: $427.37
GD278 - Dell 420-Watts 100-120V / 200-240V Non-Redundant Power Supply for PowerEdge 800 840
SKU: GD278
Price: $110.53
0GD278 - Dell 420-Watts 100-120V / 200-240V Non-Redundant Power Supply for PowerEdge 800 840
SKU: 0GD278
Price: $182.37
DU643 - Dell 490-Watts 100-240V Non-Redundant ATX Power Supply for PowerEdge T300
SKU: DU643
Price: $178.95
2CM18 - Dell 305-Watts 100-240V Non-Redundant ATX Power Supply for PowerEdge T110
SKU: 2CM18
Price: $178.95
H490P-00 - Dell 490-Watts 100-240V Non-Redundant ATX Power Supply for PowerEdge T300
SKU: H490P-00
Price: $178.95
Dell NPS-490AB A 490-Watts 100-240V Non-Redundant ATX Power Supply for PowerEdge T300
SKU: NPS-490AB-A
Price: $194.37
Dell HP-S4901A001 LF 490-Watts 100-240V Non-Redundant ATX Power Supply for PowerEdge T300
SKU: HP-S4901A001-LF
Price: $194.37
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.