---
product_id: 717666330
title: "RM1200e (2023) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Platinum Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black"
brand: "corsair"
price: "¥69807"
currency: JPY
in_stock: true
reviews_count: 12
category: "Corsair"
url: https://www.desertcart.jp/products/717666330-rm1200e-2023-fully-modular-low-noise-atx-power-supply-12v
store_origin: JP
region: Japan
---

# 1200W peak power output ultra-low noise 140mm rifle bearing fan fully modular cabling for custom builds RM1200e (2023) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Platinum Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

**Brand:** corsair
**Price:** ¥69807
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up silently, build boldly.

## Quick Answers

- **What is this?** RM1200e (2023) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Platinum Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black by corsair
- **How much does it cost?** ¥69807 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/717666330-rm1200e-2023-fully-modular-low-noise-atx-power-supply-12v)

## 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

- • **Next-Gen Ready:** ATX 3.1 & PCIe 5.1 compliance ensures compatibility with the latest Intel platforms and GPUs.
- • **Power Meets Precision:** 1200W of clean, stable power to fuel your high-performance rig without compromise.
- • **Whisper-Quiet Operation:** Specially tuned 140mm fan keeps noise to a minimum, even under full load—focus without distraction.
- • **Instant Wake & Efficiency:** Modern Standby support delivers lightning-fast resume times and superior low-load power savings.
- • **Tailored Cable Management:** Fully modular design means you only connect what you need, creating a sleek, clutter-free build.

## Overview

The CORSAIR RM1200e (2023) is a fully modular, low-noise ATX power supply delivering 1200W of reliable power with 80 PLUS Gold efficiency. Engineered with 105°C Japanese capacitors and compliant with ATX 3.1 and PCIe 5.1 standards, it supports modern high-performance PC builds. Its whisper-quiet 140mm rifle bearing fan and Modern Standby mode ensure silent operation and rapid wake-from-sleep, while the compact design and modular cables enable clean, efficient setups backed by a 10-year warranty.

## Description

The CORSAIR RM1200e Fully Modular Low-Noise Power Supply provides quiet, reliable power with 80 PLUS Gold efficiency to your PC. Compliant with the ATX 3.1 power standard from Intel®, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated 100% Japanese Electrolytic capacitors deliver superb electrical performance, backed by a ten-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 more compact 150mm casing, you get more room for your cables to fit comfortably in any power supply compartment.

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: Solid Power Supply - Solid PSU. It has worked great for the past year and a half. I have experienced no Power Supply issues in my build. It should fit any ATX case. The modular function makes it simple to use. Use the cables you need, and don’t use the cables you don’t need.

## 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.
- ATX 3.1 Compliant: Compliant with the ATX 3.1 power standard from Intel, supporting the PCIe Gen 5 platform and resisting transient power spikes.
- Keeps Quiet: A 140mm rifle bearing fan with a specially calculated fan curve keeps fan noise down, even when operating at full load.
- Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DXVPBJJ2 |
| Best Sellers Rank | #3 in Computer Power Supplies |
| Brand | Corsair |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (4,508) |
| Date First Available | April 6, 2025 |
| Item Dimensions LxWxH | 5.91 x 5.91 x 3.39 inches |
| Item Weight | 4 pounds |
| Item model number | CP-9020258-NA |
| Manufacturer | Corsair |
| Product Dimensions | 5.91 x 5.91 x 3.39 inches |
| Series | CORSAIR RM1200e |

## Product Details

- **Brand:** Corsair
- **Compatible Devices:** Monitor
- **Connector Type:** ATX
- **Cooling Method:** Air
- **Form Factor:** SFX12V
- **Item Weight:** 4 Pounds
- **Item dimensions L x W x H:** 5.91 x 5.91 x 3.39 inches
- **Model Name:** CORSAIR RM1200e
- **Output Wattage:** 1200 Watts
- **Wattage:** 1200 watts

## Images

![RM1200e (2023) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Platinum Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black - Image 1](https://m.media-amazon.com/images/I/71KQQqOt5HL.jpg)

## 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.

### ⭐⭐⭐⭐⭐ Solid Power Supply
*by P***N on January 14, 2026*

Solid PSU. It has worked great for the past year and a half. I have experienced no Power Supply issues in my build. It should fit any ATX case. The modular function makes it simple to use. Use the cables you need, and don’t use the cables you don’t need.

### ⭐⭐⭐⭐⭐ Great PS!
*by A***R on December 24, 2025*

Amazing modular power supply! it has ran like a champ and is very easy to work with.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/717666330-rm1200e-2023-fully-modular-low-noise-atx-power-supply-12v](https://www.desertcart.jp/products/717666330-rm1200e-2023-fully-modular-low-noise-atx-power-supply-12v)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-22*