The CORSAIR RM1200x SHIFT is an 80 PLUS Gold certified, fully modular ATX power supply with an impressive 1200 Watts of power. Its 100% Japanese 105C capacitors, 140mm low-noise fan with fluid dynamic bearing, and Zero RPM mode provide ultra-stable performance and optimal cooling. ATX 3.0 Certified with a 10-year manufacturer warranty, the RM1200x SHIFT offers superior reliability and performance.