Antec CSK850 PRO ATX3.1 Bronze 80 Plus Power Supply – Semi-Modular – 5 Years Warranty | ATX 3.1 & PCIe Gen 5.1 Compatible for RTX 50 Series

Price: ₹9,458 - ₹7,239.00
(as of Oct 24, 2025 16:37:07 UTC – Details)


Introducing the Antec CSK850 Pro ATX3.1, a semi-modular power supply designed to deliver exceptional performance and efficiency. With ATX 3.1 and PCIe 5.1 compatibility, this PSU supports the latest GPUs, including the NVIDIA® GeForce RTX™ 40 Series, providing seamless power with a 12V-2×6 GPU cable. The 80 PLUS® Bronze certification ensures up to 90% energy efficiency, reducing heat and noise, while delivering a steady 850W of continuous power. Equipped with Antec’s CircuitShield™ industrial-grade protections (OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO), it guarantees safe and reliable operation under various conditions. The 120mm silent fan with advanced low-voltage control keeps the unit cool and quiet, and the semi-modular design minimizes cable clutter, improving airflow and ease of installation. Backed by a 5-year warranty and Antec’s quality customer support, the CSK850 Pro ATX3.1 is the ideal choice for power and reliability at an excellent value.
Antec CSK850 Pro ATX3.1 ATX 3.1 & PCIe 5.1 Compatibility: Supports the latest GPUs, including NVIDIA GeForce RTX 40 Series, with 12V-2×6 GPU cable.
850W 80 PLUS Bronze Certified: Up to 90% efficiency for a cooler, quieter system with 850W continuous power.
Comprehensive CircuitShield Protection: Includes OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO for safety and reliability.
Semi-Modular Design: Use only the cables you need to reduce clutter and optimize airflow.
120mm Silent Fan with Thermal Manager: Advanced low-voltage fan control for optimal temperature and noise management.