---
product_id: 49158089
title: "Corsair RMi Series RM850i - power supply - 850 Watt"
brand: "corsair"
price: "€ 42.75"
currency: EUR
in_stock: false
url: https://www.desertcart.ie/products/49158089-corsair-rmi-series-rm850i-power-supply-850-watt
store_origin: IE
region: Ireland
---

# 850W high power output 135mm fluid dynamic bearing fan Comprehensive multi-protection system Corsair RMi Series RM850i - power supply - 850 Watt

**Brand:** corsair
**Price:** € 42.75
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Power your ambition with Corsair RM850i – where performance meets peace of mind.

## Quick Answers

- **What is this?** Corsair RMi Series RM850i - power supply - 850 Watt by corsair
- **How much does it cost?** € 42.75 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/49158089-corsair-rmi-series-rm850i-power-supply-850-watt)

## Best For

- corsair enthusiasts

## Why This Product

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

## Key Features

- • **Unleash 850 Watts of Pure Power:** Fuel your high-performance rig with reliable, efficient energy that never quits.
- • **80 PLUS Gold Certified Efficiency:** Save energy and reduce heat with 90% efficiency, making your build eco-friendly and cost-effective.
- • **Next-Level Safety with Multi-Protection:** Overvoltage, undervoltage, overpower, and short-circuit protections keep your system safe and sound.
- • **Whisper-Quiet Cooling with Zero RPM Mode:** Stay cool and silent thanks to the advanced 135mm fluid dynamic bearing fan that only spins when needed.
- • **Fully Modular with Extensive Connectivity:** Customize your setup effortlessly with detachable cables and a comprehensive array of connectors for all your components.

## Overview

The Corsair RM850i is a premium 850W internal power supply designed for demanding PC builds. Featuring 80 PLUS Gold efficiency, a silent 135mm fluid dynamic bearing fan with Zero RPM mode, and robust multi-protection systems, it ensures reliable, efficient, and safe power delivery. Fully modular cabling and extensive connector options provide ultimate customization for professional-grade setups.

## Description

Width:15 cm, Depth:18 cm, Height:8.6 cm, Weight:1.985 kg, Max Operating Temperature:50 °C, Cooling System:135mm fan, Features:Corsair Link , fan speed monitoring, over voltage protection, overpower protection, undervoltage protection, short-circuit protection, Zero RPM fan mode, fluid dynamic bearing cooling fan, Compliant Standards:CSA, UL, TUV, C-Tick, cUL, CB, FCC, RoHS, WEEE, ICES, REACH, China RoHS, RCM, Cables Included:Power cable kit, MTBF:100,000 hours, Included Accessories:Cable ties, cable bag, 80 PLUS Certification:80 PLUS Gold, Power Capacity:850 Watt, Output Voltage:+3.3, +5, 12 V, Efficiency:90%, Frequency Required:47 - 63 Hz, Input Voltage:AC 100-240 V, Power Output Connectors Details:1 x power 24 pin ATX with detachable 4 pin section ¦ 2 x power 8 pin EPS12V with detachable 4 pin ATX12V section ¦ 6 x 8 pin PCI Express power with detachable 2 pin section ¦ 8 x 4 PIN internal power ¦ 10 x 15 pin Serial ATA power ¦ 2 x 4 PIN mini-power connector, Output Current:+3.3V - 25 A ¦ +5V - 25 A ¦ +12V - 70.8 A ¦ -12V - 0.8 A ¦ +5VSB - 3 A

## Features

- Device Type:Power supply - internal
- Specification Compliance:ATX12V 2.4/ EPS12V 2.92
- Localisation:Europe

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Corsair |
| Product Dimensions | 15 x 18 x 8.6 cm; 3.9 kg |
| Item model number | CP-9020083-EU |
| Manufacturer | Corsair |
| Series | RM850i |
| Colour | Black |
| Form Factor | ATX12V |
| Processor Count | 1 |
| Wattage | 850 watts |
| Are Batteries Included | No |
| Item Weight | 3.9 kg |
| Guaranteed software updates until | unknown |

## Product Details

- **Model name:** RM850i
- **Brand:** Corsair
- **Compatible devices:** Personal Computer
- **Connector type:** ATX, EPS, PCI Express
- **Output wattage:** 850 Watts
- **Form factor:** ATX12V
- **Wattage:** 850 watts
- **Cooling method:** Air
- **Item dimensions L x W x H:** 15 x 18 x 8.6 centimetres
- **Item weight:** 3.9 Kilograms

## Images

![Corsair RMi Series RM850i - power supply - 850 Watt - Image 1](https://m.media-amazon.com/images/I/71arCouAvwL.jpg)
![Corsair RMi Series RM850i - power supply - 850 Watt - Image 2](https://m.media-amazon.com/images/I/A1RH5ngY95L.jpg)
![Corsair RMi Series RM850i - power supply - 850 Watt - Image 3](https://m.media-amazon.com/images/I/81sTRmX1HmL.jpg)
![Corsair RMi Series RM850i - power supply - 850 Watt - Image 4](https://m.media-amazon.com/images/I/91W6gVYIEQL.jpg)
![Corsair RMi Series RM850i - power supply - 850 Watt - Image 5](https://m.media-amazon.com/images/I/91DMzZJN7-L.jpg)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-03-10*