• Model RS-520-SPM2• Type Intel Form Factor ATX 12V V2.3• Dimension (W x H x D) 150 x 163 x 86mm 5.9 x 6.4 x 3.4 inch• Input Voltage 90-264Vac (Auto Range)• Input Current 8 - 5A• Input Frequency Range 47 - 63Hz• PFC Active PFC (>0.9)• Power Good Signal 100-500ms• Hold Up Time >17ms• Efficiency 85% Typically• MTBF 100,000 Hours• Protection OVP/UVP/OPP/OTP/SCP• Output Capacity 520W• Operation Temperature 0~40°C (Nominal Input Voltage)• Regulatory TUV / CE / UL / FCC / BSMI / GOST / C-tick / KC / CCC• Fan 135mm Hydraulic Dynamic Bearings• Certifications 80 Plus Bronze• Connector M/B 24 Pin Connector x 1CPU 4+4 Pin x 1PCI-E 6+2 Pin x 2SATA x 64 Pin Peripheral x 54 Pin Floppy x 1