Our DC to DC step up transformer can ensure up to 96% conversion efficiency, which is very practical. Suitable for vehicle, safety system, hospital equipment, telecommunication, electrical equipment, led light bar, motor, security equipment, etc. Die cast aluminum shell provides good for interior board, can also be used as a heat sink. The shell is full sealed with resin, the DC boost module is IP67, shockproof, more stable to use. The module has built in over voltage, under voltage, overload, over heating and short circuit protections, and