BE QUIET 850W ATX Power Supply 80 PLUS Titanium

The BE QUIET 850W ATX power supply delivers reliable, efficient power for high-performance desktop builds. With 80 PLUS Titanium certification, you get exceptional energy conversion that cuts waste and lowers running costs—a real advantage for systems that run hard and often.

Built for quiet, stable power

• Fully modular design—connect only the cables you need, simplifying cable management and airflow inside your case
• 135 mm fan engineered for low noise output, keeping your system whisper-quiet under load
• 80 PLUS Titanium efficiency rated for excellent power delivery across the full operating range
• 850W capacity handles enthusiast-grade rigs, high-end GPUs and multi-storage setups without compromise

Ideal for builders and upgrades who want a PSU that works hard without drawing excessive electricity or generating heat. A sensible pick when reliability and efficiency matter as much as performance.