... price,high reliability 48V ac dc power supply Installed with minimum wave HS-500W-48V 48V ac dc power supply ... temperature,moisture-10°C ~+60°C(Refer to output derating curve),20%~90% RHStore temperature,moisture ... load, the lowest voltage of inlet is up to the highest voltage.5. Load stability test: ... the load is from 0% to 100%.Feature:1,Low price and high reliability2, ...