# FSP Fortron FSP400-51AAC 400W ATX Power Supply Unit 80 Plus Bronze

**URL:** https://aio.lv/en/product--fspfortron-9pa400my02--10869114
**Data updated:** 2026-05-22 07:18 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** fsp/fortron
**Manufacturer code:** 9PA400MY02
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 64.49 €
**Prices and availability valid until:** 2026-08-14 23:59
**Price without VAT (21%):** 53.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--fspfortron-9pa400my02--10869114

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 12.08.2026 | free |
| Pickup points | 17.08.2026 | 1.89 EUR |
| Courier delivery to door | 17.08.2026 | 4.99 EUR |

## Summary description

The FSP Fortron FSP400-51AAC is a reliable 400W ATX power supply unit featuring 80 Plus Bronze efficiency certification. Designed for standard desktop computer builds, it ensures stable power delivery and complies with EN/IEC 62368 safety standards. This unit provides essential connectivity for ATX systems, offering a dependable solution for office or home PC configurations requiring efficient and consistent power management.

## Long description

The FSP Fortron FSP400-51AAC is a high-quality 400W ATX power supply unit engineered to provide stable and efficient energy for standard desktop computer systems. With its 80 Plus Bronze certification, this unit ensures optimized power conversion, reducing energy waste and heat generation during operation. It is built to meet rigorous safety standards, including EN/IEC 62368, making it a secure choice for both home and office computing environments.
Advantages
This power supply unit stands out due to its reliable performance and adherence to modern safety regulations. The 80 Plus Bronze efficiency rating guarantees that the unit operates with high energy effectiveness, which helps in lowering electricity consumption and maintaining cooler system temperatures. Its robust design ensures consistent voltage delivery to critical components, promoting system longevity and stability under typical daily workloads.
Suitable for
Home office desktop computers
General-purpose workstation builds
Replacement power units for standard ATX cases
Energy-efficient PC configurations
When it may not be suitable
This power supply is not intended for high-performance gaming rigs, systems with multiple high-end graphics cards, or overclocked workstations that require significantly higher wattage. It may also be incompatible with specialized small form factor cases that do not support standard ATX power supply dimensions.
Key specifications
Power output: 400 Watts
Form factor: ATX
Efficiency rating: 80 Plus Bronze
Safety compliance: EN/IEC 62368
Reliable power delivery for standard systems
How to use
To install the FSP400-51AAC, ensure your computer is powered off and disconnected from the mains. Mount the unit into the designated power supply bay of your ATX chassis using the appropriate screws. Connect the 24-pin motherboard cable and the necessary peripheral power connectors to your components. Once all connections are secure, reconnect the power cable to the wall outlet and switch on the system.
What to consider before purchase
Verify that your computer case supports the ATX form factor
Check the total power consumption of your hardware components to ensure 400W is sufficient
Ensure your motherboard and storage drives are compatible with standard ATX power connectors
Usage recommendations
Always ensure that the power supply fan intake is not obstructed by dust or cables to maintain optimal cooling performance and prevent overheating during extended use.

## FAQ

### How much does the FSP Fortron FSP400-51AAC 400W ATX Power Supply cost, and is it available for purchase?

The price is 64.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 100 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 12.08.2026 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: Bank transfer. 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 fsp/fortron 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 fsp/fortron 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