---
product_id: 337091272
title: "Corsair RM850 (2021), RM Series, 850 Watt 80 Plus Gold Fully Modular ATX Power Supply (Triple EPS12V Connectors, Low-Noise Operation, Zero RPM Fan Mode, 105°C Capacitors, Modern Standby) White"
brand: "corsair"
price: "¥5993"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/337091272-corsair-rm850-2021-rm-series-850-watt-80-plus-gold
store_origin: JP
region: Japan
---

# 850W Power Fully Modular Zero RPM Mode Corsair RM850 (2021), RM Series, 850 Watt 80 Plus Gold Fully Modular ATX Power Supply (Triple EPS12V Connectors, Low-Noise Operation, Zero RPM Fan Mode, 105°C Capacitors, Modern Standby) White

**Brand:** corsair
**Price:** ¥5993
**Availability:** ❌ Out of Stock

## Summary

> Power Up Your Build! ⚡

## Quick Answers

- **What is this?** Corsair RM850 (2021), RM Series, 850 Watt 80 Plus Gold Fully Modular ATX Power Supply (Triple EPS12V Connectors, Low-Noise Operation, Zero RPM Fan Mode, 105°C Capacitors, Modern Standby) White by corsair
- **How much does it cost?** ¥5993 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/337091272-corsair-rm850-2021-rm-series-850-watt-80-plus-gold)

## 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

- • **Silent Cooling:** Zero RPM fan mode for near-silent performance.
- • **Clean & Tidy Builds:** Fully modular cables for a streamlined setup.
- • **Reliable Performance:** 105°C rated capacitors for industrial-grade reliability.
- • **Triple Compatibility:** Triple EPS12V connectors for modern hardware.
- • **Whisper-Quiet Operation:** Tuned for low-noise, even under full load.

## Overview

The Corsair RM850 (2021) is an 850 Watt 80 Plus Gold fully modular ATX power supply designed for modern gaming rigs. With triple EPS12V connectors, low-noise operation, and a brilliant white housing, it combines performance and aesthetics for the discerning gamer.

## Description

CORSAIR RM Series Fully Modular Ultra-Low Noise Power Supplies deliver consistent 80 PLUS Gold efficient power to your PC. With triple/dual EPS12V cables and four PCIe 8-pin power connectors, RM PSUs have all the connections needed to power today’s most demanding PC upgrades. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the Modern Standby sleep mode. Zero RPM fan mode ensures virtually silent operation at low and medium loads. Fully modular cables make PC builds and upgrades easy, as you connect only the cables your system requires. RM PSUs are quiet, efficient, and dependable to power your high-performance PC for years to come. Tech Specs AC Input: 100-240V Input Current: 10A-5A Frequency: 47~63Hz Total power: 850W Box Contents 1x 24-pin ATX (24-pin) Connector 3x ATX 12V/EPS12V (4+4-pin) Connector 4x PCIe (6+2) Connectors 14x SATA (Straight) Connectors 4x PATA Connectors

## Features

- Fully Modular Cables: Only connect the cables your system needs, making clean and tidy builds easier
- Triple EPS12V Connectors: For full compatibility with modern graphics cards and motherboards
- Tuned for Low-Noise Operation: A 140mm rifle bearing fan with a specially calculated fan curve ensures that fan noise is kept to a minimum, even at full load
- Zero RPM Fan Mode: At low and medium loads the cooling fan switches off entirely for near-silent operation
- 105 C-Rated Capacitors: Industrial-grade capacitors deliver solid electrical performance and reliability.Brilliant White Housing: Accentuate modern-looking white PC builds with a PSU that matches your theme

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B097F1CHL2 |
| Best Sellers Rank | #83,192 in Computers ( See Top 100 in Computers ) #626 in Computer Power Supplies |
| Brand | Corsair |
| Compatible Devices | Personal Computer |
| Connector Type Used on Cable | EPS |
| Cooling Method | Air |
| Current Rating | 10 Amps |
| Customer Reviews | 4.8 4.8 out of 5 stars (892) |
| EU Spare Part Availability Duration | 10 Years |
| Fan Size | 140 Millimeters |
| Form Factor | ATX |
| Item Dimensions | 16 x 15 x 8.6 centimeters |
| Item Weight | 1.65 Kilograms |
| Manufacturer | CORSAIR HOLDINGS HONG KONG LTD |
| Maximum Input Voltage | 230 Volts (AC) |
| Mfr Part Number | CP-9020232-UK |
| Minimum Input Voltage | 100 Volts (DC) |
| Model Name | ATX Power Supply |
| Model Number | CP-9020232-UK |
| Number of Fans | 1 |
| Number of Items | 1 |
| Output Wattage | 850 |
| Power Supply Design | Full Modular |
| System Bus Connector Type | 4+4 Pin |
| UPC | 840006628903 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 105 Degrees Celsius |
| Wattage | 850 watts |

## Product Details

- **Brand:** Corsair
- **Compatible devices:** Personal Computer
- **Connector type:** EPS
- **Model name:** ATX Power Supply
- **Output wattage:** 850

## Images

![Corsair RM850 (2021), RM Series, 850 Watt 80 Plus Gold Fully Modular ATX Power Supply (Triple EPS12V Connectors, Low-Noise Operation, Zero RPM Fan Mode, 105°C Capacitors, Modern Standby) White - Image 1](https://m.media-amazon.com/images/I/61JljNmm8pL.jpg)

## Available Options

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

## Frequently Bought Together

- Corsair RM850 (2021), RM Series, 850 Watt 80 Plus Gold Fully Modular ATX Power Supply (Triple EPS12V Connectors, Low-Noise Operation, Zero RPM Fan Mode, 105°C Capacitors, Modern Standby) White
- ASUS ROG Strix B650-A Gaming WiFi AMD Ryzen AM5 ATX motherboard, 12 + 2 power stages, DDR5, three M.2 slots, PCIe 4.0, 2.5G LAN, WiFi 6E, USB 3.2 Gen 2x2 Type-C port, and Aura Sync RGB
- AMD Ryzensets 5 7600X Processor (integrated radeon graphics, 6 cores/12 threads, 105W TDP, AM5 socket, 38MB cache, up to 5.3 GHz max boost, no cooler)

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**Shop now:** [https://www.desertcart.jp/products/337091272-corsair-rm850-2021-rm-series-850-watt-80-plus-gold](https://www.desertcart.jp/products/337091272-corsair-rm850-2021-rm-series-850-watt-80-plus-gold)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-08*