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
Certificates
Compliance certificates	Low Voltage Directive (LVD), RoHS, UKCA
80 PLUS certification	80 PLUS Gold
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