Antec-CSK850-PRO

The Antec CSK850 PRO SMPS is a high-performance 850W power supply designed for modern gaming PCs and high-end workstation builds. Built with 80 PLUS Bronze certification, this PSU provides up to 90% energy efficiency, reducing power loss and keeping your system cooler and quieter.

This power supply supports the latest ATX 3.1 standard and PCIe 5.1, making it compatible with modern hardware including next-generation graphics cards such as NVIDIA RTX 40-series GPUs through a native 12V-2×6 connector.

The semi-modular cable design allows you to connect only the cables you need, improving cable management and airflow inside your PC case. For cooling, it features a 120mm silent fan with Thermal Manager technology, which automatically adjusts fan speed according to system temperature for optimal cooling and quiet operation.

For maximum safety and reliability, the PSU includes Antec CircuitShield™ protection, offering multiple protections such as OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO to safeguard your system from electrical damage.

Backed by Antec’s 5-year manufacturer warranty, the CSK850 PRO delivers dependable power and long-term durability for demanding PC builds.