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Corsair RM1000x power supply rear view showing AC inlet and power switch
Corsair RM1000x power supply rear view showing AC inlet and power switch
Corsair RM1000x power supply rear view showing AC inlet and power switch
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Corsair RM1000x, 1000 W, 100 - 240 V, 47 - 63 Hz, 12 - 5 A, Power Supply

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Product Code: PSEL-141

MPN #: CP-9020271-UK

When your rig demands stable, silent power for high-end components, a weak supply can cause crashes, overheating or wasted electricity. The Corsair RM1000x, 1000 W, 100 - 240 V, 47 - 63 Hz, 12 - 5 A, Power Supply delivers reliable, fully modular power so you can focus on gaming, streaming or creative work without worrying about voltage drops or noisy fans.

Benefits of Corsair Power Supply
  • Quiet operation: The single 135 mm fan runs only when needed, keeping noise to a minimum during long sessions.
  • Energy savings: 80 PLUS Gold certification ensures up to 90 % efficiency, lowering your electricity bill.
  • Easy upgrades: Fully modular cabling lets you connect only the cables you need, reducing clutter and improving airflow.
  • Long lifespan: A 100 000-hour MTBF means the unit is built to last through countless builds and upgrades.
  • Hassle-free installation: The on/off switch and clear labelling simplify setup and troubleshooting.

Corsair Power Supply

Owning this unit feels like having a silent, dependable partner that never lets your system down. You’ll notice smoother performance under heavy loads, and the clean interior layout helps keep temperatures low, so your components stay cool even during marathon gaming sessions. The power supply blends into any build with its sleek black finish while providing the confidence that every component receives the correct voltage.

Usages of a 1000 W Power Supply

A 1000 W capacity is perfect for high-performance gaming rigs, workstations with multiple GPUs, or servers that run demanding applications. It easily handles the power draw of top-tier graphics cards, overclocked CPUs and numerous storage devices, making it ideal for enthusiasts who push their hardware to the limit.

Key Features of a 1000 W Power Supply
  • Wattage: 1000 W. Provides ample headroom for multi-GPU setups and future upgrades.
  • Efficiency: 80 PLUS Gold. Guarantees high conversion efficiency, reducing heat and power waste.
  • Modularity: Fully-Modular. Allows you to use only the cables you need, improving cable management.
  • ATX version: 3.1. Ensures compatibility with the latest motherboards and case designs.
  • Input voltage: 100 - 240 V. Works worldwide without the need for a voltage converter.
  • Input frequency: 47 - 63 Hz. Supports a broad range of power grid standards.
  • Fan count: 1 fan(s). A single, intelligently controlled fan provides cooling while staying quiet.
  • Dimensions (HxDxW): 86 mm × 160 mm × 150 mm. Fits standard ATX cases without compromising space.
  • Weight: 3.65 kg. Sturdy yet manageable for installation.
  • Connectors: 1 × 24-pin ATX, 1 × 4+4 pin EPS, 4 × 6+2 pin PCIe, 12 × SATA, 6 × PATA. Offers extensive compatibility for all modern components.

Specifications
Power
Max output current (+5Vsb) 3 A
Max output current (-12V) 0.8 A
Max output current (+5V) 25 A
Max output current (+12V) 83.3 A
Max output current (+3.3V) 25 A
Combined power (+5Vsb) 15 W
Combined power (-12V) 9.6 W
Combined power (+5V) 150 W
Combined power (+12V) 1000 W
Combined power (+3.3V) 150 W
Maximum input current (@220V) 5 A
Maximum input current (@110V) 12 A
Input current 12 - 5 A
AC input frequency 47 - 63 Hz
AC input voltage 100 - 240 V
Total power 1000 W
Ports & interfaces
Cabling type Fully-Modular
PCI Express connector Yes
ATX Power connector (24-pin) Yes
PCI Express power connectors (12+4 pin) 1
PCI Express power connectors (6+2 pin) 4
EPS power connector (4+4 pin) Yes
Number of PATA power connectors 6
Number of SATA power connectors 12
Motherboard power cable length 61 cm
Motherboard power connector 24-pin ATX
Performance
Mean time between failures (MTBF) 100000 h
Silent mode Yes
ATX version 3.1
80 PLUS certification 80 PLUS Gold
Power supply unit (PSU) form factor ATX
Purpose PC
Design
On/off switch Yes
Number of fans 1 fan(s)
Cooling type Active
Product colour Black
Certificates
Compliance certificates RoHS
Weight & dimensions
Weight 3.65 kg
Height 86 mm
Depth 160 mm
Width 150 mm
Packaging data
Package type Box

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