... isolated DC-DC converter for EV Water and vibration proofed. Superheating Cutback. improve the safety p features1,Water and Vibration Proofed2,Input ... proof, which is suitable for all kinds of condition.Input reverse polarity protection: Shut down, auto-reset.Water ... protection, auto-reset.Input Low Protection: Shut down, auto-reset, prevent the battery from over discharging Isolated DC-DC converter ...