# Power Supply Unit FSP 2U FSP400-50WCB 400W

**URL:** https://aio.lv/en/product--fsp-9pa400mp03--11506309
**Data updated:** 2026-02-15 12:43 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** FSP
**Manufacturer code:** 9PA400MP03
**EAN:** 4713224523618
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The FSP 2U FSP400-50WCB is a 400W power supply unit designed for efficient performance and reliability. It features an 80 PLUS Bronze certification, ensuring energy efficiency and lower power consumption. This unit is suitable for various applications, providing stable power for servers and workstations. Its compact 2U design makes it ideal for space-constrained environments, while the bulk packaging ensures safe delivery.

## Long description

The FSP 2U FSP400-50WCB 400W power supply unit delivers stable and efficient DC power for 2U server chassis and compact workstations. Designed for environments where space is limited, this unit combines a slim 2U form factor with a rated output of 400 watts and 80 PLUS Bronze efficiency. The device is intended to provide reliable operation for continuous use, with features that support consistent voltage delivery and thermal management suitable for rack-mounted and small-footprint systems.
Advantages
The FSP 2U FSP400-50WCB stands out by offering 400W continuous output in a compact 2U enclosure while meeting 80 PLUS Bronze energy-efficiency standards, which reduces wasted energy and lowers operating costs. Its design focuses on thermal stability and steady voltage regulation to support server and workstation components under load. Bulk packaging reduces protective overhead for large deployments while ensuring units arrive ready for system integration.
Suitable for
 2U rack-mounted servers in data closets and small racks
 Compact workstations requiring a low-profile, reliable PSU
 Network appliances and storage nodes with moderate power demands
 Batch deployments where bulk-packaged units are installed into multiple systems
Key specifications
 Rated output power: 400 W
 Form factor: 2U low-profile power supply
 Efficiency certification: 80 PLUS Bronze
 Intended use: server and workstation power delivery
 Cooling: integrated fan and thermal management designed for rack use
 Packaging: bulk packaging for multiple-unit shipments
How to use
Install the FSP 2U FSP400-50WCB into a compatible 2U chassis following the chassis manufacturer's instructions. Connect the mains input to an appropriate AC supply through the system's power inlet and attach the unit's DC output connectors to the motherboard, drives, and peripheral devices as required. Verify that the rack or chassis has adequate airflow and that ambient temperatures remain within specified operating ranges. Perform initial power-on tests to confirm stable voltage outputs and monitor for any abnormal noise or thermal indicators.
Usage recommendations
Ensure the power supply is mounted in a chassis that provides clear airflow paths and maintains recommended ambient temperatures. Use appropriate surge protection or conditioned power for critical environments. For installations of multiple units, confirm electrical distribution and breaker sizing meet the aggregate load. Follow routine maintenance checks for dust buildup and fan operation to sustain efficiency and reliability.

## FAQ

### 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 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 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/11506309/66522583_large.webp