12v power inverter Date+48V DC In, 0.5A~2A 5VDC ~ 24VDC output ... addition, Using PD208 POE separator,you can also prevent the system from damage in no-notice blackouts. Through PD208, terminal equipment ... power supply, must prepare daily maintenance work, make the power system in the best working state.1. Clean power source regularly ... least 4 hours)Relative humidity:5% ~90%RH 12v power inverter