---
product_id: 529198980
title: "Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black"
brand: "corsair"
price: "€ 464.95"
currency: EUR
in_stock: true
reviews_count: 13
category: "Corsair"
url: https://www.desertcart.com.cy/products/529198980-corsair-rm850e-2023-fully-modular-low-noise-power-supply-atx
store_origin: CY
region: Cyprus
---

# 850W peak power output 80 Plus Gold energy efficiency Ultra-quiet 120mm rifle bearing fan Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black

**Brand:** corsair
**Price:** € 464.95
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up silently, build boldly.

## Quick Answers

- **What is this?** Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black by corsair
- **How much does it cost?** € 464.95 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/529198980-corsair-rm850e-2023-fully-modular-low-noise-power-supply-atx)

## 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

- • **Efficient & Enduring:** 105°C-rated capacitors and 80 Plus Gold efficiency deliver long-lasting, energy-smart performance.
- • **Power Meets Precision:** 850W capacity fuels high-performance rigs with stable, reliable power delivery.
- • **Future-Proof Certified:** Intel ATX 3.1 & PCIe 5.1 compliance ensures compatibility with next-gen hardware.
- • **Whisper-Quiet Operation:** Advanced fan curve and Zero RPM mode keep noise near silent even under load.
- • **Clean & Customizable Builds:** Fully modular cabling means no clutter—connect only what your system demands.

## Overview

The Corsair RM850e (2023) is a fully modular, 850W power supply designed for professionals and gamers seeking quiet, efficient, and future-ready performance. Certified to Intel ATX 3.1 and PCIe 5.1 standards, it features 80 Plus Gold efficiency, a whisper-quiet 120mm fan with Zero RPM mode, and industrial-grade 105°C capacitors for reliable, long-term stability. Its modern standby support enables ultra-fast wake times, making it an ideal choice for sleek, high-performance PC builds.

## Description

CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With ATX 3.0 and PCIe 5.0 compliance and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. Wake your computer faster and consume less power with support for the new Modern Standby sleep mode. Fully modular cables make PC builds easy, as you connect only the cables your system requires. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.

Review: Power Up Silently: The Corsair RM850e - Your Ultimate Low-Noise Solution! - The Corsair RM850e (2023) Fully Modular Low-Noise Power Supply is an outstanding choice for anyone looking to build or upgrade a high-performance PC. With its 850-watt capacity, this power supply perfectly balances power efficiency and performance, ensuring that even the most demanding systems run smoothly. The fully modular design allows for easy cable management, helping to create a clean and organized build while optimizing airflow within the case. One of the standout features of the RM850e is its low-noise operation. Equipped with high-quality components, including a specially designed fan that only spins when needed, this power supply ensures minimal noise, making it great for quiet computing environments. Additionally, its 80 PLUS Gold certification guarantees impressive efficiency, reducing energy consumption and keeping electricity bills in check. Overall, the Corsair RM850e is a reliable, efficient, and quiet power supply that is well-suited for gamers and professionals alike, deserving of high praise for its performance and build quality. I’ve been using this in my rig, and it powers everything consistently and quickly. After a few years of use, I haven’t encountered any issues at all.
Review: impressive low noise power supply - The Corsair power supply is top-notch and delivers exceptional performance, efficiency, and quiet use. One of the biggest things I like about this power supply is its fully modular design. By allowing you to connect only the cables you need, it helps keep your build clean and improves airflow within your case. With an 850W capacity, this is ideal for high-performance builds, including systems with power-hungry GPUs. It's great for gaming pc's and content creation with ease, ensuring consistent and stable power delivery. The RM850e features a quiet 120mm fan that operates near-silently during low and medium loads. Its Zero RPM mode is particularly nice, as it stops the fan entirely during light tasks.

## Features

- Fully Modular PSU: Reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system build needs.
- Intel ATX 3.1 Certified: Compliant with the ATX 3.1 power standard, supporting the PCIe Gen 5.1 platform and resisting transient power spikes.
- Keeps Quiet: A 120mm rifle bearing fan with a specially calculated fan curve keeps fan noise down, even when operating at full load.
- 105°C-Rated Capacitors: Delivers steady, reliable power and dependable electrical performance.
- Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BYQPH5J3 |
| Best Sellers Rank | #2 in Computer Power Supplies |
| Brand | Corsair |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,257) |
| Date First Available | April 7, 2023 |
| Item Dimensions LxWxH | 5.91 x 5.51 x 3.39 inches |
| Item Weight | 3.4 pounds |
| Item model number | CP-9020263-NA |
| Manufacturer | Corsair |
| Product Dimensions | 5.91 x 5.51 x 3.39 inches |
| Series | RM850e |
| Voltage | 240 Volts |

## Product Details

- **Brand:** Corsair
- **Compatible Devices:** Personal Computer
- **Connector Type:** ATX
- **Cooling Method:** Air
- **Form Factor:** ATX
- **Item Weight:** 3.4 Pounds
- **Item dimensions L x W x H:** 5.91 x 5.51 x 3.39 inches
- **Model Name:** RM850e
- **Output Wattage:** 850
- **Wattage:** 850 watts

## Images

![Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black - Image 1](https://m.media-amazon.com/images/I/71CnFDhomCL.jpg)
![Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black - Image 2](https://m.media-amazon.com/images/I/614gbInyKpL.jpg)
![Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black - Image 3](https://m.media-amazon.com/images/I/71oue0mUmEL.jpg)
![Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black - Image 4](https://m.media-amazon.com/images/I/813WmUP+QWL.jpg)
![Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.1 & PCIe 5.1 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black - Image 5](https://m.media-amazon.com/images/I/81WzZbszsQL.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Questions & Answers

**Q: what color are the included cables?**
A: White RM Series (2021) PSUs comes with white cables to match the PSU. 

If you have any more questions or concerns, please feel free to reach out via support on our website and we'll happily assist you.

**Q: does this power supply use TYPE 4 cables?**
A: From what I recall, I believe it does

**Q: Would you recommend using 1 pcie cable for a high end graphics card or 2 when using this power supply?**
A: I recommend using two separate cables rather than the dual splitter cable. I think the recommendation comes more from the card manufacturer depending on the size of your card.

**Q: Is it normal for these to have a fairly noticeable electrical smell when they are new? not exactly burned, strong electrical i've never had with a psu**
A: No, that is not a regular thing. Best to have it warrantied or exchanged.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Power Up Silently: The Corsair RM850e - Your Ultimate Low-Noise Solution!
*by T***E on October 10, 2025*

The Corsair RM850e (2023) Fully Modular Low-Noise Power Supply is an outstanding choice for anyone looking to build or upgrade a high-performance PC. With its 850-watt capacity, this power supply perfectly balances power efficiency and performance, ensuring that even the most demanding systems run smoothly. The fully modular design allows for easy cable management, helping to create a clean and organized build while optimizing airflow within the case. One of the standout features of the RM850e is its low-noise operation. Equipped with high-quality components, including a specially designed fan that only spins when needed, this power supply ensures minimal noise, making it great for quiet computing environments. Additionally, its 80 PLUS Gold certification guarantees impressive efficiency, reducing energy consumption and keeping electricity bills in check. Overall, the Corsair RM850e is a reliable, efficient, and quiet power supply that is well-suited for gamers and professionals alike, deserving of high praise for its performance and build quality. I’ve been using this in my rig, and it powers everything consistently and quickly. After a few years of use, I haven’t encountered any issues at all.

### ⭐⭐⭐⭐⭐ impressive low noise power supply
*by D***Z on January 23, 2025*

The Corsair power supply is top-notch and delivers exceptional performance, efficiency, and quiet use. One of the biggest things I like about this power supply is its fully modular design. By allowing you to connect only the cables you need, it helps keep your build clean and improves airflow within your case. With an 850W capacity, this is ideal for high-performance builds, including systems with power-hungry GPUs. It's great for gaming pc's and content creation with ease, ensuring consistent and stable power delivery. The RM850e features a quiet 120mm fan that operates near-silently during low and medium loads. Its Zero RPM mode is particularly nice, as it stops the fan entirely during light tasks.

### ⭐⭐⭐⭐⭐ Works and is quiet
*by J***N on September 29, 2024*

An old PSU was failing and making a horrible high pitch squeal. This was an affordable replacement.

## Frequently Bought Together

- Corsair RM850e (2023) Fully Modular Low-Noise Power Supply - ATX 3.0 & PCIe 5.0 Compliant - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black
- CORSAIR 4000D AIRFLOW Tempered Glass Mid-Tower ATX Case - High-Airflow - Cable Management System - Spacious Interior - Two Included 120 mm Fans - Black
- Thermalright Peerless Assassin 120 SE CPU Cooler, 6 Heat Pipes AGHP Technology, Dual 120mm PWM Fans, 1550RPM Speed, for AMD:AM4 AM5/Intel LGA 1700/1150/1151/1200,PC Cooler

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-03-08*