Gamer Storm PS850G WH

850 W · Fully modular

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Wattage 850 W
Modular Fully modular
Form factor ATX

Gamer Storm PS850G WH is a 850 W power supply (fully modular). Pick one with some headroom above your build's draw. It came out in 2026.

Released: 2026-02-05

Specifications

Key specs

Wattage: 850 W
Modular: Fully modular
Form factor: ATX
Released: 2026-02-05
Part number: R-PS850G-FE0W-JGEU
EAN / UPC: 6933412755272

Power

Total power: 850 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Input current: 10 - 5 A
Power Factor Correction (PFC) type: Active
Combined power (+3.3V): 100 W
Combined power (+12V): 849.6 W
Combined power (+5V): 100 W
Combined power (-12V): 3.6 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 (-12V): 0.3 A
Max output current (+5Vsb): 3 A
Hold time: 16 ms
Efficiency: 90%
Power protection features: Over power, Over voltage, Short circuit, Overheating, Over current, Under voltage, Surge & inrush protection (SIP), No load operation

Ports & interfaces

Motherboard power connector: 20+4 pin ATX
Motherboard power cable length: 35 cm
Number of SATA power connectors: 3
SATA power cable length: 300,120 mm
Peripheral (Molex) power connectors (4-pin): 1
Peripheral (Molex) power cable length: 120 mm
PCI Express power connectors (6+2 pin): 3
PCI Express power connectors (16-pin): 1
PCI Express power cable length: 45 cm
CPU power connector (4+4 pin): Yes
CPU power cable length: 50 cm
PCI Express connector: Yes
Cabling type: Fully-Modular

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Performance

Purpose: PC
Power supply unit (PSU) form factor: ATX
ATX version: 3.1
Bearing technology: FDB
Mean time between failures (MTBF): 100000 h

Design

Product colour: White
Cooling type: Active
Fan diameter: 9.2 cm
Number of fans: 1 fan(s)

Operational conditions

Operating temperature (T-T): 0 - 40 °C

Weight & dimensions

Width: 125 mm
Depth: 100 mm
Height: 63.5 mm

Technical details

Sustainability certificates: ErP, Triman

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About this product

SMALL BUT MIGHTY

The GAMER STORM PS-G is designed for small form factor PCs, fully compliant with the latest Intel ATX 3.1 and PCIe 5.1 standards, and delivers Gold-level power efficiency.

NATIVE ATX3.1 CERTIFIED

The PS-G Series are officially certified for ATX 3.1 compliance by Cybenetics and PPLP. It can supply up to 200% of the total system power and 300% of the rated power on the 12V-2x6 connector for 0.1 ms, following the requirements established by the Intel ATX 3.1 standard.

TRUST-WORTHY STABILITY

TRUST-WORTHY STABILITYUtilizing full premium Japanese electrolytic capacitors, active PFC, a half-bridge LLC, and DC-to-DC topology, the PS-G maintains a hold-up time ≥ 16 ms under 80% load.

THE GOLD STANDARD

Certified Gold by Cybenetics and PPLP, it achieves a high power efficiency of 90% at typical 50% load conditions.

PERFECTION CABLE

The PS-G features high-quality UL-certified copper-core conductors and custom-molded sleeved cables, providing excellent cable management while adhering to strict safety standards. And the dual-color 12V-2×6 sockets help users confirm proper installation.