... volume Lower weight High efficiency Water cooling Electric Auto Product introduction:3.6KW EV on board charger ... IP GradeIP6K7,IP6K9K≥IP20BProtectionover-voltage,low-voltage,short-circuit,reverse-polarity,over-temperature,over-currentover-voltage,low-voltage,short ... -circuit,reverse-polarity,over-temperature,over-current,potential equalization and ...