The Antec GSK1000 is a high-performance 1000W ATX power supply designed for demanding desktop systems. Built to the latest ATX 3.1 standard, it delivers reliable and efficient power in a sleek black finish. Its fully modular cabling design keeps your build clean and organized, while the compact ATX form factor (150 x 86 x 140 mm) fits most standard cases with ease.
Efficiency and Power Delivery
Certified at the 80 PLUS Gold level, the GSK1000 operates with high energy efficiency under various load conditions. It delivers up to 999.6W on the +12V rail with a maximum output current of 83.3A, making it well suited for high-end CPUs and graphics cards. The power supply includes two 4+4 pin CPU connectors and five 6+2 pin PCIe connectors, providing ample connectivity for multi-GPU setups and modern processors. Active Power Factor Correction (PFC) further contributes to stable and consistent power delivery.
Connectivity and Protection
The GSK1000 offers extensive connectivity through its modular cable system, including 9 SATA power connectors, 4 Molex connectors, and the full range of ATX power outputs. The +3.3V and +5V rails each supply up to 100W, with a combined standby output of 15W on the +5Vsb rail. Built-in power protection features help safeguard your components against electrical irregularities. Active cooling is handled by a single 120mm fan, balancing airflow and noise levels to keep the unit running smoothly under load.
Product number manufacturer:
0-761345-20194-0
Certificates
Connectivity
CPU power connector (4+4 pins):
2 x
PCI Express power connectors (6+2 pin):
5 x
Cooling
Energy management
Max output current (+12V):
83.3 A
Max output current (+3.3V):
20 A
Max output current (+5V):
20 A
Max output current (+5Vsb):
3 A
Max output current (-12V):
0.3 A
Power Factor Correction (PFC) type:
Physical characteristics
Technical details
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