COUGAR GEX850 850W Power Supply

850 W · 80+ Gold · Fully modular

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Wattage 850 W
Efficiency 80+ Gold
Modular Fully modular

COUGAR GEX850 850W Power Supply is a 850 W power supply rated 80+ Gold (fully modular). Pick one with some headroom above your build's draw. It came out in 2025.

Released: 2025-10-16

Specifications

Key specs

Wattage: 850 W
Efficiency: 80+ Gold
Modular: Fully modular
Released: 2025-10-16
Part number: CGR-GEX850

Power

Total power: 850 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Input current: 12-6 A
Combined power (+3.3V): 120 W
Combined power (+12V): 849.6 W
Combined power (+5V): 120 W
Max output current (+3.3V): 20 A
Max output current (+12V): 70.8 A
Max output current (+5V): 20 A
Max output current (-12V): 0.3 A
Max output current (+5Vsb): 3 A
Efficiency: 91%
Power protection features: Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating

Ports & interfaces

Motherboard power connector: 20+4 pin ATX
Motherboard power cable length: 61 cm
Number of SATA power connectors: 8
SATA power cable length: 400,120 mm
Number of SATA power cables: 2
Peripheral (Molex) power connectors (4-pin): 6
Peripheral (Molex) power cable length: 400,120 mm
PCI Express power connectors (6+2 pin): 6
PCI Express power cable length: 60 cm
CPU power connector (4+4 pin): Yes
CPU power cable length: 65 cm
Cabling type: Fully-Modular

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Performance

80 PLUS certification: 80 PLUS Gold
Purpose: PC

Design

Product colour: Black
Cooling type: Active
Fan diameter: 12 cm
Fan location: Top
On/off switch: Yes

Weight & dimensions

Width: 160 mm
Depth: 150 mm
Height: 86 mm
Weight: 1.56 kg

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About this product

COUGAR GEX is a high-quality 80Plus Gold certified PSU with flawless power delivery at 40°C environments. Efficient, silent and durable, GEX is the best answer for those looking for the best value in PSUs. Efficiency GEX features a highly efficient design that surpasses the 80Plus Gold standard, to help you save money on your electricity bill. Extreme Cooling System Using COUGAR’s exclusive 120 mm silent fan, the advanced frame increase the concentration of air-flow and its fan curvature has been fine-tuned to reduce vibration at any loads. Durability Firstly, GEX has been designed and thoroughly tested to perform optimally in 40ºC working temperature environments. Second, it includes 105°C Japanese capacitors for main and standby power to ensure keep providing computer with stable electrical supply. Stability GEX’s LLC, DC-DC and Tri-Sense(3.3V, 5V, and 12V) design has been created to provide high-quality outputs, with an extremely tight 3% voltage regulation to deliver a stable operation. Compact Flat and long modular cables for better airflow and a tidier case 100% external cable management: get less cable clutter and a cleaner build!

Datasheet (PDF)

GEX850 vs similar power supplies

	COUGAR GEX850 850W Power Supply	COUGAR GES 850	COUGAR Power Supply GR 850W ATX3.1/PCIE 5.1 / 80 Plus Gold	COUGAR Power Supply GEX PRO 850W ATX3.1 / 80 Plus Gold / Modular
Wattage	850 W	850 W	850 W	850 W
Efficiency	80+ Gold	80+ Gold	80+ Gold	80+ Gold
Modular	Fully modular	Fully modular	Fully modular	Fully modular
Released	2025	2026	2025	2025