ATX 290W Platinum Non-hot-plug Power Supply (94% efficiency)

Specification Value
Input requirements
Rated input voltage 100 VAC to 240 VAC
Rated input frequency 50 Hz to 60 Hz
Rated input current 5.5 A
Rated input power 331 W at 115 VAC

319 W at 230 VAC

Efficiency

At 230 VAC/50 Hz:

No less than 91% at 100% load

No less than 94% at 50% load

No less than 90% at 20% load

No less than 80% at 10% load

At 115 VAC/60 Hz:

No less than 87.6% at 100% load

No less than 89.7% at 50% load

No less than 87.2% at 20% load

No less than 80.8% at 10% load

Power supply output
Rated steady-state power 290 W
Maximum peak power 366 W
Rated output power 290 W