XION AXP-850K14XE Quad 12V, 850W, 80+ Bronze, Module ATX 850 Power Supply - Retail 80PLUS Bronze certified, delivering up to 85% energy efficiency at real world load conditions. 140mm Silent Black Transparency LED Fan with Auto. Temp. Control for optimal cooling and minimum noise Advance Module cables management design. Over Current Protection. Over Voltage Protection. Short Circuit output protection. Black Painting Housing