MSI 850W ATX 3.1 PSU Fully Modular 80+/Cybenetics Gold LLC Full-Bridge PCIe 5.1

HIGH-EFFICIENCY POWER FOR NEXT-GEN SYSTEMS
The MSI 850W ATX 3.1 Power Supply delivers reliable, high-performance power designed for modern gaming PCs and professional workstations. With full ATX 3.1 and PCIe 5.1 compliance, it supports the latest GPUs and hardware while ensuring exceptional stability. Its 80 PLUS Gold and Cybenetics Gold certifications provide up to 90% efficiency for cooler, quieter, and more energy-efficient operation.

ADVANCED COOLING WITH LOW-NOISE OPERATION
Equipped with a durable 120mm Fluid/Hydraulic Bearing fan, this PSU maintains optimal cooling while keeping noise levels low. The fan intelligently adjusts to system load, delivering quiet performance during everyday use and ramping up only when necessary. Its LLC Full-Bridge topology and DC-DC module design ensure clean and consistent power delivery even during heavy gaming or rendering workloads.

FULLY MODULAR & BUILDER-FRIENDLY DESIGN
The fully modular layout allows you to connect only the cables you need, improving airflow and cable management. The PSU includes flat black cables, a native PCIe 5.1 16-pin connector for modern GPUs, and multiple PCI-e, SATA, and EPS power options for versatile system builds. Compact dimensions make installation easy in a wide range of ATX cases.

RELIABLE, SAFE & LONG-LASTING
Backed by MSI’s 7-year warranty, the 850W ATX 3.1 PSU offers long-term reliability supported by multiple protection features including OCP, OVP, OPP, OTP, SCP, and UVP. With support for increased total and GPU power excursions, it’s engineered to handle peak loads without compromising stability—making it an excellent choice for gaming enthusiasts and performance PC builders.