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CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply
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Condition
Used, Like New
Usage
< 1 year
Description from Seller

Product Name

CORSAIR RM1000x 1000 watt Power Supply

Barely Used, Used for less than 6 months. Pretty Much Brand New.

Product Comes With: 1 Motherboard 24pin connector, 2 SATA Daisy Chain cables, 2 CPU 8 Pin Connectors, 2 16 Pin PCIE Connectors and a 4 Pin Molex Power Connector.

Product Type

Fully Modular ATX Power Supply (PSU)

Manufacturer

Corsair

Series

RMX Series

Model

RM1000x

Wattage

1000 Watts

Efficiency Rating

80 PLUS Gold Certified

Up to 90%+ efficiency under typical load

Form Factor

ATX (Standard Size)

Modularity

Fully Modular (All cables detachable)

Cooling

135mm fluid dynamic bearing fan

Zero RPM Fan Mode (fan does not spin at low loads)

Protections

OVP (Over Voltage Protection)

UVP (Under Voltage Protection)

OPP (Over Power Protection)

SCP (Short Circuit Protection)

OTP (Over Temperature Protection)

Input Voltage

100–240V (Auto-switching)

Connectors (Typical Configuration)

1x 24-pin ATX

2x 8-pin EPS/CPU

Multiple 8-pin PCIe connectors (GPU power)

SATA power connectors

Peripheral (Molex) connectors

Build Quality

100% Japanese capacitors

LLC resonant topology

Tight voltage regulation

Dimensions

Length: 160 mm (6.3 inches)

Width: 150 mm (5.9 inches)

Height: 86 mm (3.4 inches)

Weight

~1.8 kg (approx. 4 lbs)

Best For

High-end gaming PCs

RTX 4090 / RX 7900 XTX builds

Overclocked systems

Multi-drive setups

Specifications
  • Brand
    Corsair
  • Wattage
    1000W
  • Form Factor
    ATX
Published 2/27/2026|Expires 3/29/2026

CORSAIR RM1000x Fully Modular ATX 1000 Watt Power Supply

$150.00
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Have a similar item? Sell yours
Condition
Used, Like New
Usage
< 1 year
Description from Seller

Product Name

CORSAIR RM1000x 1000 watt Power Supply

Barely Used, Used for less than 6 months. Pretty Much Brand New.

Product Comes With: 1 Motherboard 24pin connector, 2 SATA Daisy Chain cables, 2 CPU 8 Pin Connectors, 2 16 Pin PCIE Connectors and a 4 Pin Molex Power Connector.

Product Type

Fully Modular ATX Power Supply (PSU)

Manufacturer

Corsair

Series

RMX Series

Model

RM1000x

Wattage

1000 Watts

Efficiency Rating

80 PLUS Gold Certified

Up to 90%+ efficiency under typical load

Form Factor

ATX (Standard Size)

Modularity

Fully Modular (All cables detachable)

Cooling

135mm fluid dynamic bearing fan

Zero RPM Fan Mode (fan does not spin at low loads)

Protections

OVP (Over Voltage Protection)

UVP (Under Voltage Protection)

OPP (Over Power Protection)

SCP (Short Circuit Protection)

OTP (Over Temperature Protection)

Input Voltage

100–240V (Auto-switching)

Connectors (Typical Configuration)

1x 24-pin ATX

2x 8-pin EPS/CPU

Multiple 8-pin PCIe connectors (GPU power)

SATA power connectors

Peripheral (Molex) connectors

Build Quality

100% Japanese capacitors

LLC resonant topology

Tight voltage regulation

Dimensions

Length: 160 mm (6.3 inches)

Width: 150 mm (5.9 inches)

Height: 86 mm (3.4 inches)

Weight

~1.8 kg (approx. 4 lbs)

Best For

High-end gaming PCs

RTX 4090 / RX 7900 XTX builds

Overclocked systems

Multi-drive setups

Specifications
  • Brand
    Corsair
  • Wattage
    1000W
  • Form Factor
    ATX