---
product_id: 88419042
title: "S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for Small Form Factor SFF H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 DPS-240WB L240AS-00 H240AS-00 3WN11"
brand: "s-union"
price: "B/.203"
currency: PAB
in_stock: true
category: "S Union"
url: https://www.desertcart.com.pa/products/88419042-s-union-240w-power-supply-unit-psu-for-dell-optiplex
store_origin: PA
region: Panama
---

# 240W max output power Universal 100-240V AC input Exclusive Dell Optiplex SFF compatibility S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for Small Form Factor SFF H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 DPS-240WB L240AS-00 H240AS-00 3WN11

**Brand:** s-union
**Price:** B/.203
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your Dell SFF like a pro—compact, reliable, unstoppable!

## Quick Answers

- **What is this?** S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for Small Form Factor SFF H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 DPS-240WB L240AS-00 H240AS-00 3WN11 by s-union
- **How much does it cost?** B/.203 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/88419042-s-union-240w-power-supply-unit-psu-for-dell-optiplex)

## Best For

- s-union enthusiasts

## Why This Product

- Trusted s-union brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Silent Air Cooling:** Equipped with an efficient fan to keep your PSU cool and quiet, so your focus stays uninterrupted.
- • **Plug & Play Precision:** Designed exclusively for Dell Optiplex 390, 790, 960, 990, 3010, 7010, and 9010 Small Form Factor models—no guesswork, just perfect fit.
- • **Peace of Mind Warranty:** Backed by an 18-month worry-free warranty and responsive customer service—because your productivity deserves zero downtime.
- • **Power-packed Performance:** Reliable 240W output tailored for Dell Optiplex SFF desktops ensures your system runs smoothly without compromise.
- • **Global Voltage Flexibility:** Supports 100-240V AC input, making it ready for any workspace worldwide—work from anywhere, power assured.

## Overview

The S-Union 240W Power Supply Unit is a precision-engineered replacement PSU designed exclusively for Dell Optiplex Small Form Factor desktops (models 390 through 9010). It delivers a stable 240W output with universal 100-240V AC input compatibility, features quiet air cooling, and comes with an 18-month warranty, ensuring seamless performance and peace of mind for professional users.

## Description

Buy

## Features

- 【Compatible Model】The power supply is only work for Dell OptiPlex 390 790 960 990 3010 7010 9010 Desktop (Dell SFF System) . AC Input: 100-240V/4A (50-60HZ), DC Output:Max Output Power: 240W.
- 【NOTA】The power supply is not work for Dell Mt Mini Tower Systems, DT Desktop System, USFF Ultra Small Form Factor Systems
- 【Compatible Part Number】3WN11 709MT 592JG 66VFV CCCVC RV1C4 J50TW 2TXYM
- 【Compatible Model Number】H240AS-00, AC240AS-00, L240AS-00, AC240ES-00, H240AS-00, H240ES-00, D240ES-00, DPS-240WB
- 【Quality Service】If the product has quality problems within one month, you can contact us promptly by email and we will provide you with free return service

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0719DRZMJ |
| Best Sellers Rank | 16,214 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 103 in Power Supplies |
| Brand Name | S-Union |
| Compatible Devices | Dell Optiplex 390 SFF, 790 960 990 3010 7010 9010 SFF |
| Connector Quantity | 5 |
| Connector Types | ATX |
| Cooling Method | Air |
| Country of Origin | China |
| Current Rating | 4 Amps |
| Customer Reviews | 4.3 4.3 out of 5 stars (927) |
| Form Factor | ATX |
| Item Dimensions | 25.1 x 9.1 x 11.2 centimetres |
| Item Weight | 0.6 Pounds |
| Manufacturer | S-Union |
| Manufacturer Part Number | H240ES-00 D240ES-00 |
| Maximum Input Voltage | 240 Volts (AC) |
| Minimum Input Voltage | 100 Volts (AC) |
| Model Name | ATX Power Supply |
| Model Number | H240AS-00 H240AS-01 AC240AS-00 3WN11 |
| Number of Fans | 1 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Output Wattage | 240 Watts |
| Power Supply Design | Full Modular |
| Product Warranty | 18 months worry-free warranty |
| System Bus Connector Type | ATX |
| UPC | 840637155342 |
| Unit Count | 1.0 count |
| Wattage | 240 watts |

## Product Details

- **Brand:** S-Union
- **Compatible devices:** Dell Optiplex 390 SFF, 790 960 990 3010 7010 9010 SFF
- **Connector type:** ATX
- **Cooling method:** Air
- **Form factor:** ATX
- **Item dimensions L x W x H:** 25.1 x 9.1 x 11.2 centimetres
- **Item weight:** 0.6 Pounds
- **Model name:** ATX Power Supply
- **Output wattage:** 240 Watts
- **Wattage:** 240 watts

## Images

![S-Union 240W Power Supply Unit PSU for DELL Optiplex 390 790 960 990 3010 7010 9010,Only for Small Form Factor SFF H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 DPS-240WB L240AS-00 H240AS-00 3WN11 - Image 1](https://m.media-amazon.com/images/I/61Z0OkJyuCL.jpg)

## Questions & Answers

**Q: What is the warranty on this power supply?**
A: eParts Technology Corp. Provides a 60 Day Warranty

**Q: What are the actual dimensions?  Because the 3.5 " thing amazon states seems too big.  I'm guessing that might be the packaging.**
A: The item dimensions is 9.5 x 2.5 x 3 inches. Thank you.

**Q: Is there a fan inside this power supply unit?**
A: Yes it does.  It has an intake fan that faces front when it is installed.  The PS in the Optiplex 390 died.  This unit went in and the machine has worked perfectly every since.

**Q: Where is this manufactured?**
A: Made in China.

## Frequently Bought Together

- S-Union 240W Power Supply Unit Replacement for Dell OptiPlex 390 790 960 990 3010 9010 Small Form Factor System SFF H240AS-00 H240AS-01 H240ES-00 D240ES-00 AC240AS-00 AC240ES-00 L240AS-00 PH3C2
- POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 240W Optiplex 7010 SFF Power Supply for Dell Optiplex 390 790 960 990 3010 9010 Small Form Factor Systems CCCVC 3RK5T ac240as-00 D240ES-00
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**Shop now:** [https://www.desertcart.com.pa/products/88419042-s-union-240w-power-supply-unit-psu-for-dell-optiplex](https://www.desertcart.com.pa/products/88419042-s-union-240w-power-supply-unit-psu-for-dell-optiplex)

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*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-10-23*