---
product_id: 657841407
title: "FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB"
brand: "fsp"
price: "€ 1211.17"
currency: EUR
in_stock: false
url: https://www.desertcart.pt/products/657841407-fsptwins-pro-atx-ps2-1-1-dual-module-500w-certified
store_origin: PT
region: Portugal
---

# 500W Dual Redundant Power LED Status Indicators Hot-swappable Modules FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB

**Brand:** fsp
**Price:** € 1211.17
**Availability:** ❌ Out of Stock

## Summary

> 🔋 Power your uptime like a pro — never miss a beat!

## Quick Answers

- **What is this?** FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB by fsp
- **How much does it cost?** € 1211.17 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/657841407-fsptwins-pro-atx-ps2-1-1-dual-module-500w-certified)

## Best For

- fsp enthusiasts

## Why This Product

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

## Key Features

- • **Compact Yet Powerful:** ATX PS2 form factor fits seamlessly in mail, web, and office servers without extra brackets.
- • **Rock-Solid Protection:** Comprehensive safeguards against over-current, short circuits, over-voltage, and fan failures.
- • **Smart Guardian Monitoring:** Integrated FSP Guardian software keeps your PSU health in check in real-time.
- • **Uninterrupted Power, Always:** Dual 1+1 modules ensure zero downtime with hot-swappable redundancy.
- • **Certified Efficiency, Maximum Savings:** 80 Plus Gold certified with ≥90% efficiency reduces energy waste and costs.

## Overview

The FSPTwins Pro 500W is a dual-module, hot-swappable ATX PS2 power supply designed for mission-critical mail, web, and office servers. Featuring 80 Plus Gold certification with ≥90% efficiency, it delivers reliable, energy-efficient power with real-time monitoring via FSP Guardian software. Its compact design requires no front bracket and offers full protection against electrical faults, ensuring continuous 24/7 operation.

## Description

FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB

## Features

- ATX PS2 size redundant PSU | No front end bracket needed | Ideal for mail, web, and home server/office use
- "FSP Guardian" PSU monitoring software included
- Hot-swappable modules to stay online 24/7 | LED light status indicator
- Certified 80 Plus Gold, compliant with latest ul 62368 standards
- Complete protection: over-current protection, short circuit protection, over-voltage protection, fan failure protection

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | FSP |
| Product Dimensions | 14.99 x 19.05 x 8.64 cm; 4.67 kg |
| Item model number | FSP500-50RAB |
| Manufacturer | FSP |
| Series | twins pro |
| Form Factor | ATX |
| Wattage | 500 watts |
| Power Source | AC |
| Are Batteries Included | No |
| Item Weight | 4.67 Kilograms |

## Product Details

- **Model name:** twins pro
- **Brand:** FSP
- **Compatible devices:** Monitor
- **Connector type:** ATX
- **Output wattage:** 500 Watts

## Images

![FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB - Image 1](https://m.media-amazon.com/images/I/71K6-pSOR7L.jpg)
![FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB - Image 2](https://m.media-amazon.com/images/I/71u3R4iKXtL.jpg)
![FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB - Image 3](https://m.media-amazon.com/images/I/71a4jIovYfL.jpg)
![FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB - Image 4](https://m.media-amazon.com/images/I/718POEpFx3S.jpg)
![FSPTwins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB - Image 5](https://m.media-amazon.com/images/I/81bNVvZNUFS.jpg)

## Frequently Bought Together

- FSP Twins Pro ATX PS2 1+1 Dual Module 500W Certified Efficiency ≥90% Hot-swappable Redundant Digital Power Supply with Guardian Monitor Software (Twins Pro 500), FSP500-50RAB
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**Shop now:** [https://www.desertcart.pt/products/657841407-fsptwins-pro-atx-ps2-1-1-dual-module-500w-certified](https://www.desertcart.pt/products/657841407-fsptwins-pro-atx-ps2-1-1-dual-module-500w-certified)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-02-03*