Corsair 850W Enthusiast RMx Series RM850X V3 PSU, Fully Modular, 80+ Gold, ATX 3.1, PCIe 5.1
Original price was: £152.71.£145.20Current price is: £145.20.
Corsair 850W Enthusiast RMx Series RM850X V3 PSU, Fully Modular, 80+ Gold, ATX 3.1, PCIe 5.1
MPN:
CP-9020270-UK
- 24-pin ATX 3.1
- 850W Wattage
- Fully-Modular
- 80 PLUS Gold
Original price was: £152.71.£145.20Current price is: £145.20.
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Product Description
Corsair RM850x Premium Silent Power with ATX 3.1 & PCIe 5.1 Support
Built for Modern GPUs and Efficient Performance
Power your system with confidence using a fully modular design that allows you to connect only the cables you need, reducing clutter and improving airflow. Cybenetics Gold-certified, this PSU delivers up to 91% efficiency, minimizing heat and power waste. With full ATX 3.1 compliance and PCIe 5.1 support, it’s ready to handle transient power spikes and future hardware demands. The native 12V-2×6 connector ensures seamless compatibility with the latest graphics cards—no adapters required.
Precision Cooling and Clean Aesthetics
Enjoy clean builds and easier installation with sleek, ultra-flexible embossed cables featuring low-profile combs for a neat aesthetic. The 140mm Fluid Dynamic Bearing fan operates with minimal noise, even under full load, and includes a rear fan speed control knob for manual tuning. Built with 100% Japanese 105°C-rated electrolytic capacitors, this PSU ensures long-lasting, stable power delivery and dependable electrical performance.
Engineered for Stress-Free Longevity
Engineered for demanding setups, this PSU delivers reliable power even in environments reaching up to 50°C. The Zero RPM Fan Mode ensures near-silent operation at lower loads by keeping the fan off when cooling isn’t needed. Backed by a ten-year warranty, it’s a dependable choice that offers peace of mind across multiple system builds.
Specifications
| Form Factor | ATX |
|---|---|
| Series | Corsair Enthusiast RMx |
| Wattage | 850 W |
| Modular | Fully Modular |
| Compatibility | ATX12V v3.1 EPS12V v2.92 PCIe 5.1 |
| Connectors | 1 x Modular ATX Cable (24-pin) 2 x EPS / ATX 12V 8-pin (4+4) 1 x PCIe 12V-2×6-pin (12+4) 3 x PCIe 8-pin (6+2) 8 x SATA 3 x PATA |
| AC Input | 100 – 240V |
| Fan Type | 140mm Low-Noise Fan Fluid Dynamic Bearing Fan with Magnetic Dome Structure Zero RPM mode |
| Fan Bearing | Fluid / Hydraulic Bearing |
| Max Certification | Gold |
| Efficiency | Cybenetics Gold Upwards of 91% peak efficiency |
| MTBF | 100,000 hours |
| Additional Features | See Overview |
| Package Contents | RM850x Power Supply DC Cable Kit Power Cord Mounting Screws Cable Ties |
| Weight / Dimensions | 1.77 kg 160 x 86 x 150 mm |
| Package Weight | 3.9676 kg |
| Warranty | 10 Years |
| Full Box Quantity | 2 |
Other Options
Customer Reviews
4 reviews for Corsair 850W Enthusiast RMx Series RM850X V3 PSU, Fully Modular, 80+ Gold, ATX 3.1, PCIe 5.1
Clear filtersRecently viewed
- 24-pin ATX 3.1
- 850W Wattage
- Fully-Modular
- 80 PLUS Gold
Corsair RM850x Premium Silent Power with ATX 3.1 & PCIe 5.1 Support
Built for Modern GPUs and Efficient Performance
Power your system with confidence using a fully modular design that allows you to connect only the cables you need, reducing clutter and improving airflow. Cybenetics Gold-certified, this PSU delivers up to 91% efficiency, minimizing heat and power waste. With full ATX 3.1 compliance and PCIe 5.1 support, it’s ready to handle transient power spikes and future hardware demands. The native 12V-2×6 connector ensures seamless compatibility with the latest graphics cards—no adapters required.
Precision Cooling and Clean Aesthetics
Enjoy clean builds and easier installation with sleek, ultra-flexible embossed cables featuring low-profile combs for a neat aesthetic. The 140mm Fluid Dynamic Bearing fan operates with minimal noise, even under full load, and includes a rear fan speed control knob for manual tuning. Built with 100% Japanese 105°C-rated electrolytic capacitors, this PSU ensures long-lasting, stable power delivery and dependable electrical performance.
Engineered for Stress-Free Longevity
Engineered for demanding setups, this PSU delivers reliable power even in environments reaching up to 50°C. The Zero RPM Fan Mode ensures near-silent operation at lower loads by keeping the fan off when cooling isn’t needed. Backed by a ten-year warranty, it’s a dependable choice that offers peace of mind across multiple system builds.
Specifications
| Form Factor | ATX |
|---|---|
| Series | Corsair Enthusiast RMx |
| Wattage | 850 W |
| Modular | Fully Modular |
| Compatibility | ATX12V v3.1 EPS12V v2.92 PCIe 5.1 |
| Connectors | 1 x Modular ATX Cable (24-pin) 2 x EPS / ATX 12V 8-pin (4+4) 1 x PCIe 12V-2×6-pin (12+4) 3 x PCIe 8-pin (6+2) 8 x SATA 3 x PATA |
| AC Input | 100 – 240V |
| Fan Type | 140mm Low-Noise Fan Fluid Dynamic Bearing Fan with Magnetic Dome Structure Zero RPM mode |
| Fan Bearing | Fluid / Hydraulic Bearing |
| Max Certification | Gold |
| Efficiency | Cybenetics Gold Upwards of 91% peak efficiency |
| MTBF | 100,000 hours |
| Additional Features | See Overview |
| Package Contents | RM850x Power Supply DC Cable Kit Power Cord Mounting Screws Cable Ties |
| Weight / Dimensions | 1.77 kg 160 x 86 x 150 mm |
| Package Weight | 3.9676 kg |
| Warranty | 10 Years |
| Full Box Quantity | 2 |
4 reviews for Corsair 850W Enthusiast RMx Series RM850X V3 PSU, Fully Modular, 80+ Gold, ATX 3.1, PCIe 5.1
Clear filters-
Installation was easy but needed a quick BIOS update
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Speed boost was immediately noticeable
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Not bad, but there are better options for the price
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Improved my system but not as much as I hoped
Percy (verified owner) –
Nyasia (verified owner) –
Monroe (verified owner) –
Mauricio (verified owner) –