850W 80 PLUS Gold Power Supply

The Antec GSK 850W is a high-efficiency power supply certified 80 PLUS Gold, delivering up to 90% energy efficiency for demanding gaming and workstation builds. Built on Antec's trusted engineering standards, the GSK 850W offers stable, clean power delivery, a quiet 120mm fan, a semi-modular cable design, and a comprehensive protection suite for long-term reliability at a great value.

Wattage: 850W
Efficiency: 80 PLUS Gold (up to 90% efficiency)
Modular Type: Semi-Modular
Fan Size: 120mm
ATX Standard: ATX 12V v2.31
Protection: OVP, UVP, OCP, OPP, SCP, OTP

Specifications

Brand	Antec
Model	GSK 850W
Wattage	850W
80 PLUS Certification	80 PLUS Gold
Form Factor	ATX
Modular Type	Semi-Modular
ATX Standard	ATX 12V v2.31
PCIe Standard	PCIe 5.0 Ready
Color	Black/White
Cooling Fan Size	120mm
Fan Bearing Type	Fluid Dynamic Bearing (FDB)
Input Voltage	100-240V, 50/60Hz
Active PFC	Yes
Protection Features	OVP, UVP, OCP, OPP, SCP, OTP
Peripheral (Molex) Connectors	2x

Why Choose it?

The Antec GSK 850W is the smart power choice for builders who want Gold-certified efficiency and Antec's proven reliability without overspending. Its 80 PLUS Gold certification ensures up to 90% energy efficiency, keeping your system cool and electricity costs low. With 850W of stable headroom, it comfortably handles high-end GPU and CPU combinations with room to spare. The semi-modular design reduces cable clutter while keeping essential connections pre-attached for a faster, cleaner build. Antec's comprehensive protection suite and FDB fan ensure quiet, dependable operation for years to come. Backed by a 5-year warranty, the GSK 850W is a reliable long-term investment for any serious gaming build.