On sale! (normally $249) The Corsair RM850x 850W Power Supply provides quiet, reliable power with 80 PLUS Gold efficiency to your PC. Featuring industrial-grade, 105°C-rated capacitors that deliver superb electrical performance, ATX 3.1 certified and PCIe 5.0 capabilities, Zero-RPM low noise operation, and fully modular.
Features
RMx Series RM850x Fully Modular Power Supply (AU)
Power your next build with a CORSAIR RMx Series fully modular PSU for quiet, Cybenetics Gold-certified efficient performance.
Includes
- Fully modular, Type-4 connectors
- Cybenetics Gold-certified
- ATX 3.1 compliant, supporting PCIe 5.1
- Zero RPM Fan Mode for near-silent operation at lower loads
Quiet, Dependable, Efficient
Our best-selling PSU, updated. This fully modular, low noise, Cybenetics Gold-certified power supply is ATX 3.1 compliant and ideal for delivering dependable power to today's top-performing PCs.
50°C Continuous Operating Temperature
Ensures reliable power for your PC, even under high-stress conditions.
105°C-Rated Capacitors
Built with 100% Industrial-grade, 105°C-rated Japanese electrolytic capacitors for unwavering power and reliability.
ATX 3.1 Certified
Be confident your PSU supports the latest sleep and hibernate modes and modern CPU and GPU requirements. ATX 3.1 compliance ensures full compatibility with modern components and power states.
Clean Cabling, Every Time
Fully Modular Connectors
Connect only what you need using sleek embossed cables with low-profile combs to make installations a breeze.
Native 12V-2x6 GPU cable included for use with modern graphics cards such as the NVIDIA® GeForce RTX™ 40 Series.
The Strong, Silent Type
140mm Low-Noise Fan
A fluid dynamic bearing fan with magnetic dome structure keeps noise to a minimum, with Zero RPM mode to eliminate fan noise completely at low to medium loads.
- Low Noise
- Zero RPM Fan Mode
Engage Manual Controls
Manual Fan Override Knob
Want to get more air through the PSU or to exhaust some heat from your case? You can override the Zero RPM Mode and low-noise profile of the RMx Series with our manual fan override knob, increasing fan speed and airflow.
World-Class Support
Our award-winning service means you can enjoy your gear worry-free.
Specifications
General Data
| Model Number |
CP-9020270-AU |
| Cybenetics Efficiency |
Gold |
| Cybenetics Noise |
A |
| ATX Connector |
1 |
| ATX12V Version |
3.1 |
| Cable Type |
Type 4 |
| Continuous Power W |
850 Watts |
| EPS Connector |
2 |
| MTBF Hours |
100,000 hours |
| SATA Connector |
8 |
| PATA Connector |
3 |
| Modern Standby |
Yes |
| Dimensions |
160 x 150 x 86 |
| Modular |
Fully |
| PCIe Connector |
3 |
| Zero RPM Mode |
Yes |
| Weight |
3.28 |
| Warranty |
10 Years |
AC Input Rating
| AC Input |
100–240V |
| Input Current |
10A - 5A |
| Frequency |
47~63Hz |
Load Range
| |
Max Load |
Max Output |
| +3.3V |
20A |
150W |
| +5V |
20A |
150W |
| +12V |
70.8A |
849.6W |
| +5VSB |
3A |
15W |
| Total Power |
850W |
850W |
RM850x Cable Listing
|
Qty
|
Cable
|
Connectors Per Cable
|
Total Connectors
|
Connector Spacing
|
Total Length
|
Cable Type
|
| 1 |
Modular ATX Cable (24-pin) |
1 |
1 |
- |
610mm
(± 10mm) |
Embossed |
| 2 |
EPS / ATX 12V 8-pin (4+4) |
1
|
2 |
- |
750mm
(± 10mm) |
Embossed |
| 1 |
PCIe 12V-2x6-pin (12+4) |
1
|
1 |
- |
650mm
(± 10mm) |
Embossed |
| 3 |
PCIe 8-pin (6+2) |
1
|
3 |
- |
650mm
(± 10mm) |
Embossed |
| 2 |
SATA (4 Connectors) |
4
|
8 |
505mm,
115mm,
115mm,
115mm |
850mm
(± 10mm) |
Embossed |
| 1 |
PATA (3 Connectors) |
3 |
3 |
550mm,
100mm,
100mm |
750mm
(± 25mm) |
Embossed |
Backed by a 10 year Corsair warranty.
