Power supply delivering 850 watts with ATX12V 3.1 compatibility, 80 PLUS Gold efficiency, DC-DC topology, active PFC and a 135 mm fluid-dynamic bearing fan for controlled cooling. Chieftec VEGA Series is an internal ATX power supply focused on efficient, stable power delivery and connector versatility for modern PC builds. 850 W output, AC 100-240 V input and power factor ~0.9 80 PLUS Gold certified for high energy efficiency Comprehensive connectors: 24?pin ATX (detachable 4?pin), 8?pin EPS12V, four 8?pin PCIe, one 16?pin PCIe (PCIe 5.0), 6× SATA and 3× Molex 135 mm fluid dynamic bearing fan with Automatic Fanspeed Control (AFC) DC?DC design and LLC Half Bridge Topology for stable rails Multiple protections including overcurrent, overvoltage, overload, undervoltage, short?circuit, surge & inrush and high?temperature protection Certified compliance: TUV, CB, EAC, Interseroh, RoHS and lead?free construction Designed to provide reliable, efficient power for gaming and server applications that need steady voltage and wide connector support.