NZXT C850 850W 80+ Gold Fully-Modular Power Supply Overview

The NZXT C850 80+ Gold PSU is a high-performance, fully modular power supply designed for modern gaming PCs and workstations. With ATX 3.1 compliance, premium Japanese capacitors, and a Zero Fan Mode, it delivers reliable, silent, and efficient power to top-tier CPUs and GPUs while maintaining a neat, uncluttered build. Compact, durable, and backed by a 10-year warranty, it’s perfect for high-demand systems.

ATX 3.1 Compliance & GPU Ready

Compliant with the ATX 3.1 standard, the C850 PSU delivers stable, spike-resistant power for high-end components. The heat-resistant 12V-2x6 PCIe connector can provide up to 600W to the latest NVIDIA GeForce RTX 50 Series graphics cards.

Silent & Efficient Cooling

A 135mm fluid dynamic bearing fan ensures quiet operation, with Zero Fan Mode under 50% load for near-silent performance during everyday tasks. Even at full load, the fan provides efficient cooling while minimizing noise.

Premium Components for Stability

Built with 100% Japanese capacitors, the PSU provides improved hold-up time and reduced ripple, delivering stable and reliable power to critical system components during heavy workloads.

Fully Modular & Compact Design

The fully modular design allows you to connect only the cables you need, improving airflow and reducing cable clutter. Its compact footprint gives more room inside your case for airflow and cable management.

Comprehensive Protections & Warranty

Equipped with OVP, UVP, SCP, OTP, OPP, and OCP protections, the C850 safeguards your system against electrical hazards. NZXT backs this PSU with a 10-year warranty, reflecting confidence in its durability and performance.