ATX 550W non-hot-plug power supply (88% efficiency)

Specification Value
Input requirements  
Rated input voltage

100 VAC to 240 VAC

Rated input frequency 50 Hz to 60 Hz
Rated input current

6.4 A at 100 VAC

2.62 A at 240 VAC

Maximum rated input power

634 W at 100 VAC

613 W at 240 VAC

BTUs per hour

1876 at 100 VAC

1876 at 240 VAC

Power supply output  
Rated steady-state power

550 W at 100VAC to 240VAC

Maximum peak power

575 W at 100VAC to 240VAC