Thermaltake 550W Light, Maximum Power (WT) – 550W, Input Voltage (V) – 115 VAC ~ 230 VAC, ​ Complies with latest ATX 12V V2.2 Standard for utmost reliability and compatibility – Robust and dedicated dual +12V output provides superior performance under all types of system loading. – Active PFC to improve energy efficiency and provide reliable power. – Ultra-quiet 120mm cooling fan delivers excellent airflow. – Extra long EPS/ATX 12V 4+4pin CPU cable support full tower chassis. – Intel & AMD CPU compliant. – Nvidia & ATI/AMD graphic card compatible. – Dimension (W/H/D): 150mm x 85.1mm x 141mm. – High reliability: MTBF>100,000 hours. – Built-in industry grade protections: Over Current, Over Voltage, Over Power and Short-Circuit protection – Safety / EMI Approvals: TUV, CE, GOST 2 Years warranty