# Power Supply Unit Dell MPX3V 250W ATX for Desktop PCs

**URL:** https://aio.lv/en/product--dell-mpx3v--1525317
**Data updated:** 2026-02-12 09:42 (EET)
**Category:** Other Repair Parts
**Manufacturer:** Dell
**Manufacturer code:** MPX3V
**EAN:** 5712505098677
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 85.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 70.65 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-mpx3v--1525317

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

Dell MPX3V is a 250W ATX desktop power supply designed for compatible Dell systems and standard ATX-compatible desktops. It provides 250 watts of continuous power, ATX form factor compatibility, and standard connectors for motherboard and peripheral components. Suitable for replacing a faulty PSU or upgrading to a known Dell-compatible unit to restore stable system power and reliable operation.

## Long description

Dell MPX3V 250W ATX is a compact internal power supply unit engineered for desktop computers that require a reliable 250-watt continuous power source. The unit follows the ATX form factor and provides the standard set of connectors needed to power a motherboard, storage devices and common peripherals in compatible Dell systems and other ATX-compatible desktops. It is intended as a direct replacement for a faulty PSU or as an option to restore stable operation in systems originally designed for Dell power units with matching physical layout and connector placement.
Advantages
The power supply delivers a stable 250W output suitable for basic office, home and light multimedia desktops. Its ATX form factor and standard connector set simplify installation in systems that accept ATX PSUs and in many Dell chassis designed for this unit. The design emphasizes consistent voltage regulation across common rails, a compact footprint to fit smaller cases, and built-in protections to reduce risk from short circuits and overloads. Using a manufacturer-compatible unit helps ensure connector compatibility and preserves the intended thermal and cabling layout of the target system.
Suitable for
Replacing a defective PSU in compatible Dell desktop models
Upgrading or restoring power in ATX-compatible small form factor and standard desktop cases
Office PCs running productivity applications and light multitasking
Home desktops used for web browsing, media playback and document work
Key specifications
Output power: 250 watts continuous
Form factor: ATX (internal desktop PSU)
Connector types: standard motherboard power connector and peripheral connectors for storage and common devices
Cooling: integrated internal fan and ventilation suited for typical desktop layouts
Protections: over-current, over-voltage and short-circuit protection features
Physical size: compact ATX-compatible footprint for smaller desktop enclosures
How to use
Before installation, disconnect the system from mains power and ground yourself to prevent electrostatic discharge. Remove the side panel of the computer chassis to access the existing power supply. Disconnect all power cables from the motherboard, drives and peripherals, noting their connections for reassembly. Unscrew and remove the faulty PSU, then position the Dell MPX3V 250W ATX unit in the case aligning mounting holes and connector orientation. Secure the unit with screws, connect the main motherboard power cable and all required peripheral power connectors, and verify that cable routing does not obstruct fans or airflow. Replace the chassis panel, reconnect mains power and power on the system to confirm stable operation and proper fan function.
Usage recommendations
Use this power supply in systems where the physical mounting, connector layout and power envelope match the original specifications. Avoid overloading the unit by installing high-power graphics cards or multiple high-draw devices beyond the 250W rating. Ensure case airflow is adequate and perform basic checks after installation—confirm voltages where possible and monitor system stability during typical workloads.

## FAQ

### How much does the Dell MPX3V 250W ATX power supply cost, and is it available for purchase?

The price is 85.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 17.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Dell products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Dell service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/1525317/59841183_large.webp