Corsair

Corsair CP-9020254-NA RM1200x Shift 1200W Fully Modular PSU

4.5 (1158 reviews)
1200WPCIe Gen 5

Revolutionize Your PC Build with Accessible PowerThe Corsair RM1200x Shift Fully Modular ATX Power Supply offers a revolutionary side cable interface for easy access and clean builds. With ATX 3.0 compliance and 80 Plus Gold efficiency, this PSU delivers reliable power and exceptional performance...

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Overview

Revolutionize Your PC Build with Accessible Power

The Corsair RM1200x Shift Fully Modular ATX Power Supply offers a revolutionary side cable interface for easy access and clean builds. With ATX 3.0 compliance and 80 Plus Gold efficiency, this PSU delivers reliable power and exceptional performance.

Specifications

  • Modularity: Fully Modular
  • ATX Standard: ATX 3.0 Compliant
  • Efficiency: 80 Plus Gold
  • Capacitors: 105°C-Rated Japanese Electrolytic
  • Fan: 140mm Fluid Dynamic Bearing
  • Wattage: 1200W

Key Features

Fully Modular Micro-Fit PSU Connectors: CORSAIR Type 5 Gen 1 micro-fit PSU cables mean you only connect the cables your system needs while taking up less space.

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.

Zero RPM Fan Mode Support: At low and medium loads the cooling fan switches off entirely for near-silent operation.

100% 105°C-Rated Japanese Electrolytic Capacitors: Premium internal components deliver unwavering power delivery and long-term reliability.

Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency.

Specifications

Brand
Corsair
Model Number
CP-9020254-NA
Wattage
1200W
Modularity
Fully Modular
PSU Cable Type
CORSAIR Type 5 Gen 1 Micro-Fit
ATX Standard
Intel ATX 3.1 Certified
Capacitor Rating
100% 105°C-Rated Japanese Electrolytic
Cooling Feature
Zero RPM Fan Mode
Compatibility Feature
Modern Standby Compatible
PCIe Support
PCIe Gen 5.1

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Pros & Cons

👍 Pros

  • Offers a high power output of 1200W, making it suitable for demanding PC builds with multiple components
  • Features fully modular Micro-Fit PSU connectors, ensuring a cleaner build with only necessary cables connected and reduced clutter
  • Compliant with the Intel ATX 3.1 power standard, providing robust support for PCIe Gen 5.1 platforms and protection against power spikes
  • Equipped with 100% 105°C-rated Japanese electrolytic capacitors for enhanced durability and reliable power delivery
  • Includes Zero RPM Fan Mode support, allowing for near-silent operation during low and medium system loads

👎 Cons

  • The 1200W capacity may be excessive for users with less demanding systems, potentially leading to unnecessary cost
  • The fully modular design, while beneficial for cable management, requires individual cable connections, which can be time-consuming during initial setup
  • Designed for high-performance systems, this PSU might have a larger physical footprint compared to lower-wattage alternatives
  • Utilizes CORSAIR Type 5 Gen 1 micro-fit PSU cables, which may not be compatible with older CORSAIR cable sets or third-party custom cables
  • While offering modern standby compatibility, this feature’s full benefit depends on compatible motherboard and operating system support

Frequently Asked Questions

The fully modular Micro-Fit PSU connectors allow you to connect only the cables your system needs, which helps reduce cable clutter and improves airflow within your PC case.
Yes, the Corsair RM1200x Shift is Intel ATX 3.1 certified and supports the PCIe Gen 5.1 platform, ensuring compatibility with modern hardware and resistance to transient power spikes.
The Zero RPM Fan Mode enables the cooling fan to switch off entirely during low and medium system loads, resulting in nearly silent operation until higher power demands activate the fan.
This power supply utilizes 100% 105°C-rated Japanese electrolytic capacitors, which are premium internal components designed to deliver unwavering power delivery and long-term reliability.
Yes, it is Modern Standby Compatible, which facilitates extremely fast wake-from-sleep times and contributes to better efficiency when your system is operating at low loads.