Corsair 850W Enthusiast RMx Series | RM850X V3 PSU | FDB Fan | Fully Modular | 80+ Gold | ATX 3.1 | PCIe 5.1

RMx Series RM850x Fully Modular Power Supply (UK) Corsair 850W Enthusiast RMx Series | RM850X V3 PSU | FDB Fan | Fully Modular | 80+ Gold | ATX 3.1 | PCIe 5.1

Key Features

• Fully modular, Type-5 connectors
• Cybenetics Gold-certified
• ATX 3.1 compliant, supporting PCIe 5.1
• Zero RPM Fan Mode for near-silent operation at lower loads

Description

Power your next build with a CORSAIR RMx Series fully modular PSU for quiet, Cybenetics Gold-certified efficient performance.
Fully Modular: Reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system needs. Cybenetics Gold-Certified: Rated for up to 91% efficiency, resulting in lower power consumption, less noise, and cooler temperatures. ATX 3.1 Compliant: Compliant with the ATX 3.1 power standard from Intel, supporting PCIe 5.1 and resisting transient power spikes. Native 12V-2x6 Connector: Ensures compatibility with the latest graphics cards with a direct GPU to PSU connection - no adapter necessary. Embossed Cables with Low-Profile Combs: Sleek, ultra-flexible embossed cables look great and make installing and connecting the RMx a breeze. Low Noise with 140mm Fan: A 140mm FDB fan with a specially calculated fan curve ensures low-noise operation even at full load, with a fan speed adjustment knob on the back for quick manual control. 100% Japanese Electrolytic Capacitors: Delivers steady, reliable power and dependable electrical performance with 105°C-rated Japanese capacitors. 50°C Maximum Operating Temperature: For reliable power even under high-stress conditions. Zero RPM Fan Mode: For near-silent operation at lower loads. Ten-Year Warranty: Your guarantee of reliable operation for peace of mind through multiple builds.

Specifications

Cooling
Number of fans	1 fan(s)
Cooling type	Active
Design
80 PLUS certification	80 PLUS Gold
Product colour	Black
Number of fans	1 fan(s)
Illumination	No
Cooling type	Active
Power
Total power	850 W
AC input voltage	100 - 240 V
AC input frequency	47 - 63 Hz
Input current	10 - 5 A
Combined power (+3.3V)	150 W
Combined power (+12V)	849.6 W
Combined power (+5V)	150 W
Combined power (+5Vsb)	15 W
Max output current (+3.3V)	20 A
Max output current (+12V)	70.8 A
Max output current (+5V)	20 A
Max output current (+5Vsb)	3 A
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit
Efficiency	90%
Ports & interfaces
Motherboard power cable length	61 cm
Motherboard power connector	24-pin ATX
Number of SATA power connectors	8
Number of PATA power connectors	3
Peripheral (Molex) power connectors (4-pin)	2
EPS power connector (8-pin)	No
PCI Express power connectors (6+2 pin)	3
Cabling type	Fully-Modular
EPS power connector (4+4 pin)	Yes
PCI Express power connectors (12+4 pin)	1
Performance
Power supply unit (PSU) form factor	ATX
Silent mode	Yes
80 PLUS certification	80 PLUS Gold
Purpose	PC/Server
ATX version	3.1
Packaging content
Cables included	AC
Cable tie(s) included	Yes
Weight & dimensions
Width	150 mm
Depth	160 mm
Height	86 mm
Weight	3.28 kg
Packaging data
Cables included	AC
Technical details
Compliance certificates	Low Voltage Directive (LVD), RoHS, UKCA
Certificates
80 PLUS certification	80 PLUS Gold