CORSAIR RM1200e 1200W 80 Plus Gold (ATX 3.1/PCIe 5.1) Fully-Modular ATX Power Supply

CORSAIR RM1200e 1200W 80 Plus Gold (ATX 3.1/PCIe 5.1) Fully-Modular ATX Power Supply

R4045,00

  • Wattage: 1200W
  • Efficiency: 80 PLUS Gold | Cybenetics Platinum
  • Modularity: Fully-Modular
  • Form Factor: ATX
  • Next-Gen Ready: ATX 3.1 & PCIe 5.1
  • Warranty: 7 Years
Availability: 50 in stock SKU: CP-9020258-WW Category:
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Description

CORSAIR RM1200e: Massive Next-Gen Power for High-End Builds

The CORSAIR RM1200e provides quiet, reliable, and massive power for your high-performance PC. This fully modular power supply is ATX 3.1 certified and ready for PCIe 5.1, delivering 1200W of highly efficient, 80 PLUS Gold and Cybenetics Platinum certified power. With its compact 150mm casing and a quiet 140mm fan with a Zero RPM mode, the CORSAIR RM1200e is the ideal foundation for a quiet, powerful, and easy-to-build system.

Unique Features

  • ATX 3.1 & PCIe 5.1 Certified: Fully compliant with the latest standards and includes a 12V-2×6 GPU power cable to reliably power the most demanding next-generation components.
  • Fully Modular Cabling: Keep cable clutter down by connecting only the cables your system needs, ensuring a clean and tidy build with improved airflow.
  • Low-Noise Operation: A 140mm rifle bearing fan with a Zero RPM mode ensures the power supply is virtually silent at low and medium loads.
  • 100% Japanese Capacitors: Built with industrial-grade, 105°C-rated Japanese electrolytic capacitors for unwavering power and long-term reliability.

Quick Specs: CORSAIR RM1200e

Specification Details
Form Factor ATX
Power Output 1200W
Energy Efficiency 80 PLUS Gold | Cybenetics Platinum
Modular Fully-Modular
Cooling 140mm Rifle Bearing Fan (Zero RPM Mode)
Connections
  • 1x ATX (24-pin)
  • 2x EPS/CPU (8-pin)
  • 1x 12V-2×6 (PCIe 5.1)
  • 6x PCIe (6+2 pin)
  • 7x SATA
  • 4x PATA (Peripheral)
Series RMe Series
Warranty 7 Years
Connector Check

Connector Check

This Corsair PSU is compatible with Corsair Type 4 Cable Kits.


Power-Up Reminder

Power-Up Reminder

This PSU is sold without a power cord. Add one to complete your setup.

Why Choose This Product?

The CORSAIR RM1200e is the perfect power supply for enthusiasts building a high-end PC with the most power-hungry components. Its ATX 3.1 compliance ensures you’re ready for the latest hardware, while the fully modular cables make achieving a clean, professional look effortless. With a 10-year warranty and a focus on quiet, highly-efficient operation, it’s a smart and reliable long-term investment for your ultimate build.

Build a quiet, clean, and immensely powerful system!

I. Overview
Model Name CP-9020258-WW
Form Factor ATX
Power Output (Wattage) 1200W
80 PLUS Certification Gold
Efficiency Rating Cybenetics Platinum
Modularity Fully-Modular
Fan Size(s) 140mm
Fan Bearing Technology Rifle Bearing
Mean Time Between Failures (MTBF) 100,000 hours
Color Black
Warranty Period 7 Years
II. Power Specifications
Input Voltage Range 100V-240V (Input Current: 15A-7.5A, Frequency: 47~63Hz)
+3.3V Output (Amps) 20A (Combined Max Output with +5V: 150W)
+5V Output (Amps) 20A (Combined Max Output with +3.3V: 150W)
+12V Output (Amps & Rail Configuration if specified) 100A (Max Output: 1200W) (Single Rail)
+5Vsb Output (Amps) 3A (Max Output: 15W)
Power Protection Features
  • Under Voltage Protection (UVP)
  • Over Voltage Protection (OVP)
  • Over Power Protection (OPP)
  • Over Temperature Protection (OTP)
  • Short Circuit Protection (SCP)
  • Over Current Protection (OCP)
III. Connectors
Motherboard Power Connector (24-pin) 1
CPU Power Connector (4+4 pin) 2
PCIe Graphics Connector (6+2 pin) 6
High-Power PCIe Graphics Connector (12V-2×6) 1
SATA Power Connectors 7
Peripheral Power Connectors (Molex) 4
IV. Other Notable Features
Other Notable Features
  • Product Dimensions: 150 x 150 x 86 mm
  • Zero RPM Fan Mode for silent operation at low loads.
  • Supports Microsoft Modern Standby.
  • Resonant LLC topology with DC-DC conversion.
  • 100% Japanese 105°C-rated electrolytic capacitors.

About the Brand

CORSAIR is a premium name in gaming and enthusiast PC hardware, known for delivering cutting-edge components, peripherals, and performance gear. From blazing-fast DDR5 memory and ultra-efficient power supplies to beautifully engineered cases, AIO liquid coolers, and gaming keyboards, CORSAIR is trusted by gamers, streamers, and builders around the world.

With product lines like Vengeance, iCUE, and Hydro Series, CORSAIR combines performance, style, and software-driven customization. Whether you’re building a high-end rig or upgrading your battlestation, CORSAIR offers the tools to create a seamless, high-performance gaming experience.

At OnlyGaming, you’ll find a full range of CORSAIR gear designed to elevate your setup — with the reliability, style, and edge today’s gamers demand.

Trusted Brands Only
TRUSTED BRANDS ONLY We stock what we'd use ourselves, backed by local warranty support from official distributors.
Built For Every Setup
BUILT FOR EVERY SETUP From core components to complete battlestations.
Power Your Passion
POWER YOUR PASSION Gear for casual players and competitive gamers alike.

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