![Dear customers, please take note of our scheduled holiday closures: Closed on Hari Raya Haji (27.05.26 Wed), Resume usual business hours on 28.05.26 Thu | Open on Vesak Day (30.05.26 Sat), Closed on 31.05.26 Sun & 01.06.26 [Regular Monday Closure], Resume usual business hours on 02.06.26 Tue. Thank you.](image/catalog/header/megaphone.png)
Dear customers, please take note of our scheduled holiday closures: Closed on Hari Raya Haji (27.05.26 Wed), Resume usual business hours on 28.05.26 Thu | Open on Vesak Day (30.05.26 Sat), Closed on 31.05.26 Sun & 01.06.26 [Regular Monday Closure], Resume usual business hours on 02.06.26 Tue. Thank you. 
Shop
POWER SUPPLY
CORSAIR RM850x SHIFT 80 PLUS Gold Fully Modular ATX Power Supply - White
- $232.75
- $245.00
| CORSAIR RMx 850w Shift Gold Power Supply - CS-CP-9020274-UK | |
|---|---|
| Brand | CORSAIR |
| Model Number | CP-9020252-NA |
| Type | ATX12V 3.1 / EPS12V 2.92 |
| Wattage | 850 Watts |
| Efficiency Certification | 80 PLUS Gold, Cybenetics Gold |
| Modular | Fully Modular |
| Fan Size | 140mm Fluid Dynamic Bearing |
| Zero RPM Mode | Yes |
| Capacitors | 100% Japanese 105°C-rated |
| Protections | Over-voltage, Over-current, Over-power, Short-circuit, Overheat |
| Dimensions | 160mm x 150mm x 86mm |
| Weight | 3.3kg |
| MTBF | 100,000 hours |
| Warranty | 10 Years |
| Connectors | |
| Feature | 1x 24-pin ATX |
| Feature | 2x 8-pin (4+4) EPS/ATX12V |
| Feature | 1x 12V-2x6 (PCIe 5.1) |
| Feature | 3x 8-pin (6+2) PCIe |
| Feature | 12x SATA |
| Feature | 8x PATA |
Share Now
Out of Stock!
This product is out of stock, submit your email and we will update once it restock.
CORSAIR
RM850x SHIFT Series™ Fully Modular ATX PSU [White]
Unique Features
- » Side-Mounted Connections: A revolutionary patent-pending side PSU panel lets you comfortably plug cables into the side face, making routing easier than ever.
- » ATX 3.1 & PCIe 5.1 Certified: Formally certified for ATX 3.1 compliance, including a native 12V-2x6 GPU cable ready for the most demanding graphics cards.
- » Type 5 Micro-Fit Cables: Fully modular, flat white CORSAIR Type 5 Gen 1 micro-fit cables take up less space, ensuring a cleaner build behind the motherboard tray.
- » 80 PLUS Gold Efficiency: Enjoy steady power output at up to 90% overall efficiency, translating to lower power consumption, less noise, and cooler temperatures.
Power & Efficiency
Core Specifications
- • Continuous Power: 850 Watts
- • Efficiency Rating: 80 PLUS Gold / Cybenetics Gold
- • Form Factor: ATX / ATX12V v3.1
- • Input Voltage: 100V-240V
Power Delivery
- • Architecture: Resonant LLC topology with DC-DC conversion
- • Capacitors: 100% 105°C-rated Japanese primary electrolytic capacitors
- • +12V Rail: Massive single 70.8A rail for extreme hardware stability
- • Modern Standby: Supported for extremely fast wake-from-sleep times
Cables & Connectors
Connector Output
- • ATX (24-Pin): 1
- • EPS/ATX12V: 2 (Robust dual CPU power)
- • PCIe 5.1 (12V-2x6): 1 (12+4 Pin)
- • PCIe (6+2 Pin): 3 (Ready for high-end GPUs)
- • Storage/Peripherals: 12x SATA, 8x PATA
Design & Routing
- • Cable Modularity: Fully Modular Side Interface
- • Cable Style: Type 5 Micro-Fit (Flat, White)
- • Plugs directly into the side for ultimate routing flexibility
- • Connect only what you need for a clean, bright, clutter-free look
Cooling & Acoustics
Fan Specifications
- • Fan Size: 140mm
- • Bearing Technology: Fluid Dynamic Bearing (FDB)
- • Low friction design for exceptionally quiet operation
Acoustic Profile
- • Zero RPM Mode: Supported
- • Fan completely stops at low to medium loads for absolute silence
- • Cybenetics Noise Rating: A
Design & Support
Physical Dimensions
- • Form Factor: ATX (Side-Connection)
- • Dimensions: 150mm (W) x 86mm (H) x 160mm (L)
- • Weight: 3.2 kg
- • Case Requirement: Fits any ATX case at least 210mm (8.3") wide. Beautiful white finish perfectly suited for light-colored builds.
Reliability & Warranty
- • Manufacturer Warranty: 10 Years
- • Backed by the CORSAIR global technical support team
Tags: CORSAIR RM850x SHIFT 80 PLUS Gold Fully Modular ATX Power Supply - White