# Power Supply Unit FSP FSP400-50AAC 400 W

**URL:** https://aio.lv/en/product--fspfortron-9pa400ct05--3559752
**Data updated:** 2025-12-29 13:32 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** fsp/fortron
**Manufacturer code:** 9PA400CT05
**EAN:** 4713224523458
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 49.49 €
**Prices and availability valid until:** 2026-08-04 23:59
**Price without VAT (21%):** 40.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--fspfortron-9pa400ct05--3559752

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The FSP FSP400-50AAC is a reliable 400 W ATX power supply unit designed for PCs. It features a non-modular cabling type, 80 PLUS Bronze certification for energy efficiency, and operates on an AC input voltage of 90 - 264 V. With an active cooling system and a 12 cm fan, it ensures optimal performance and longevity. Certified by IEC-62368, CE, and TUV, this power supply is a solid choice for your computer system.

## Long description

The FSP FSP400-50AAC is a 400 W ATX power supply unit designed for desktop PCs. It delivers stable power with up to 85% efficiency thanks to an eco-friendly design and includes built-in protections to prevent damage to connected components. The unit is non-modular, features active cooling with a 120 mm fan, and meets international safety standards including IEC-62368, CE and TUV.
Advantages
The FSP400-50AAC offers reliable 400 W output suitable for typical home and office systems, 80 PLUS Bronze-level efficiency to reduce energy loss, and comprehensive protection circuits for increased system safety. Its 120 mm fan provides effective cooling while maintaining operational stability. Certified compliance with IEC-62368, CE and TUV ensures recognized safety and quality standards.
Suitable for
 Home and office desktop PCs
 Basic gaming or multimedia systems with moderate power demands
 PC builds requiring a reliable, non-modular ATX power supply
Key specifications
 Total power: 400 W
 80 PLUS certification: 80 PLUS Bronze
 AC input voltage: 90–264 V
 Fan diameter: 120 mm
 Cabling type: Non-modular
 Product colour: Grey
 Certifications: IEC-62368, CE, TUV
How to use
Install the FSP FSP400-50AAC into a compatible ATX case following standard PSU mounting procedures, connect the 24-pin motherboard connector, CPU power, and required peripheral and GPU connectors. Ensure the AC input is connected to a suitable mains supply within the 90–264 V range and allow adequate ventilation around the 120 mm fan to maintain cooling. Verify all connections before powering on the system.
Usage recommendations
For reliable operation, use this PSU in systems whose total component power draw stays well below 400 W, maintain proper case airflow, and use surge protection or an uninterruptible power supply (UPS) if mains stability is a concern.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 400 W |
| Power protection features | Overheating, Over voltage, Over current |
| Power factor | 0.99 |
| Max output current (+3.3V) | 20 A |
| Max output current (+12V) | 33.33 A |
| Max output current (+5V) | 20 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 2.5 A |
| Input current | 5.5/2.5 |
| AC input frequency | 47 - 63 |
| AC input voltage | 90 - 264 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Cabling type | Non-Modular |

### Performance

| Feature | Value |
|---|---|
| Purpose | PC |
| 80 PLUS certification | 80 PLUS Bronze |
| Mean time between failures (MTBF) | 100000 h |
| ATX version | 2.52 |
| Power supply unit (PSU) form factor | ATX |

### Design

| Feature | Value |
|---|---|
| Fan diameter | 120 mm |
| Number of fans | 1 fan(s) |
| Cooling type | Active |
| Fan location | Top |
| Product colour | Grey |

### Certificates

| Feature | Value |
|---|---|
| Certification | IEC-62368
CB 62368, CB 60950, CE, TUV, CUL |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 86 mm |
| Width | 140 mm |
| Depth | 150 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 0 - 90 |
| Storage temperature (T-T) | -20 - 80 |
| Operating temperature (T-T) | 0 - 40 |
| Storage relative humidity (H-H) | 0 - 90 |

## FAQ

### How much does the Power Supply Unit FSP FSP400-50AAC cost, and is it available for purchase?

The price is 49.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 20.07.2026 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: 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 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: total power, 80 plus certification, fan diameter, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Power Supply Unit FSP FSP400-50AAC?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/3559752/64787259_large.webp