Lian Li SX Platinum 850W is a high-performance fully modular ATX power supply designed for modern gaming and workstation PCs. It features 80 PLUS Platinum efficiency for reduced power loss and improved energy efficiency, along with a compact ATX design that fits a wide range of PC cases. Built with premium Japanese capacitors, advanced protection circuits, and a smart cooling fan with semi-fanless operation, it delivers stable, quiet, and reliable power for high-end components including modern GPUs and CPUs.
- 80 PLUS Platinum & PPLP Platinum certified for efficiency and reduced heat.
- ATX 3.1 ready with reinforced 12V-2×6 high-current terminals for next-gen GPUs.
- Delivers stable 12V power with support for power excursions up to 200% of rated output.
- Fanless operation up to 40% load with smart stop/start for whisper-quiet performance.
- Equipped with 100% Japanese Rubycon / Nippon Chemi-Con / Nichicon 105°C capacitors.
- Compact 140 mm ATX length for wide-case compatibility.
- 10-year warranty for long-term confidence and system stability.


