S-Union
S-Union Upgraded New 240W Power Supply Unit
Bottom line: The S-Union Upgraded New 240W Power Supply Unit: Drop-in fit for OptiPlex 790/960/990/3010/7010/9010 SFF; main trade-off: SFF only, won't fit MT, DT, or USFF OptiPlex chassis.
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Pros & Cons
Pros
- ✓ Drop-in fit for OptiPlex 790/960/990/3010/7010/9010 SFF
- ✓ Matches H240AS-00, L240AS-00, D240ES-00, DPS-240WB units
- ✓ Backed by an 18-month warranty from S-Union
- ✓ Bench-tested: load, short-circuit, aging and hi-pot checks
Cons
- ✗ SFF only, won't fit MT, DT, or USFF OptiPlex chassis
- ✗ Short 3-inch P1 cable, not the stock 12.5-inch length
- ✗ 240W ceiling leaves no headroom for GPU or CPU upgrades
- ✗ Locked to specific Dell part numbers, verify before buying
SpecPicks Verdict
SpecPicks scored S-Union Upgraded New 240W Power Supply Unit using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. S-Union's power supplies lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- ✅【Compatible Model 】Compatible with Dell OptiPlex 7010 3010 9010 390 790 960 990 SFF Small Form Factor Systems Only（Note:This Power Supply does not work for Dell Mt Mini Tower Systems,DT Desktop System, USFF Ultra Small Form Factor Systems)
- ✅【Compatible Part Number】This dell optiplex 790 power supply is Compatible with 3WN11 709MT 592JG 66VFV CCCVC RV1C4 J50TW 2TXYM
- ✅【Compatible Model Number】This optiplex 7010 power supply is compatiable with H240AS-00, H240AS-01,H240ES-00, H240ES-01,AC240AS-00, AC240AS-01,L240AS-00, L240AS-01,AC240ES-00,AC240ES-01, D240ES-00, D240ES-01, DPS-240WB. Please check the Model Number before purchasing.
- ✅ 【Quality】 All Power Supply Are Tested Before Shipping. Each unit H240AS-00 240W Power Supply is tested by high and low voltage test, aging test, load test (power, voltage, current), short circuit protection test and automatic detection of professional equipment. This ensures maximum reliability and safety.
- ✅【What You Get】A Desktop Power Supply Unit (240W). Note: P1 Cable is about 3'' long, not 12.5''
- ✅【Excellent After-sale Service】We provide 18-month warranty and guarantee you the best service. If you have any questions,Please contact us by email, if the there is any problem in the product, damaged or not fit,S-Union provide full after-sales service and will try our best to solve the problem.Customer satisfaction is our tireless pursuit.No risk shopping.Buy with confidence.
Full Specifications
| Brand | S-Union |
|---|---|
| Wattage | 240 watts |
| Model Name | H240AS-00 240W Power Supply |
| Form Factor | SFX |
| Model Number | H240AS-00, H240AS-01,H240ES-00 |
| Connector Type | 24_pin_atx, 4_pin_atx, SATA |
| Cooling Method | Passive (heat sink) |
| Number of Fans | 1 |
| Output Wattage | 240 watts |
| Mfr Part Number | 3YKG5 |
| Compatible Devices | Personal Computer |
| Warranty Description | 18 months worry-free warranty |
| Maximum Input Voltage | 240 volts |
| Minimum Input Voltage | 100 volts |
| System Bus Connector Type | 24 Pin |
| Connector Type Used on Cable | 24_pin_atx, 4_pin_atx, SATA |
| Full listing title | S-Union Upgraded New 240W Power Supply Unit Compatible with Dell OptiPlex 790 7010 390 960 990 3010 9010 SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240ES-00 L240AS-00 PH3C2 |
Ready to buy?
S-Union Upgraded New 240W Power Supply Unit Compatible with Dell OptiPlex 790 7010 390 960 990 3010 9010 SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240ES-00 L240AS-00 PH3C2 is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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