Power Supply Form Factor PS2 Output Power 300W Input Power AC to DC Input Current (maximum) 100V @8A Input Voltage 100 ~ 240V Input Frequency 47 ~ 63 Hz Efficiency 82% Max Temperature N/A Operating Temperature 0 ~ 50°C Storage Temperature -40 ~ 80°C Storage Humidity 8 ~ 90% RH Output Rating +3.3V @ 16A; +5V @ 19A; +12V @ 11A; +12Vcpu @ 11.5A; -12V @ 0.3A; -5V @ 0.3A; +5Vaux @ 3A; MTBF (hours @ 25°C) 100K Dimensions (D x W x H) 140 x 150 x 86 mm Safety CE / FCC / CUL / CB / CCC / BSMI / KC Manufacturer Delta