The Antec GSK850 V2 is an 850-watt, fully modular ATX 3.1 power supply designed for modern high-performance PC builds. It supports the latest PCIe 5.1 graphics cards through a dedicated 12V-2×6 cable and features 80 PLUS Gold efficiency for reliable and energy-efficient operation. Equipped with Antec’s PhaseWave LLC DC-DC topology and the full CircuitShield protection suite, it delivers stable, safe power with long-term durability. Its Zero RPM fan mode ensures silent operation at low loads, while the compact 140 mm length makes it suitable for a wide range of cases. With a 10-year warranty and updated ATX 12V 3.1 compliance, it is built for next-generation systems. Power 850W ATX Standard ATX 12V 3.1 Efficiency Rating 80 PLUS Gold Modularity Full Modular GPU Support PCIe 5.1 (12V-2×6 Cable Included) Input Voltage 100–240V AC, 50–60Hz Cooling 120mm Silent Fan with Zero RPM Mode Topology PhaseWave LLC DC-DC Design Protection Features OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO Dimensions 140mm (L) 150mm (W) 86mm (H) Weight Approx. 2.50kg Operating Temperature 0°C – 40°C Motherboard Connector 1 24-pin (20 4) CPU Connectors 2 8-pin (4 4) EPS PCIe Connectors 4 8-pin (6 2) 12V-2×6 Connector 1 PCIe 5.1 GPU SATA Connectors 8 SATA Molex Connectors 4 Molex Warranty 10 Years
