This 30-amp surge protector is a great way to protect your RV from costly and dangerous electrical damage. This simple but effective device is designed to shut off power to your RV whenever it detects a problem with the power supply. This device will protect against not only power surges but also the risks associated with reverse polarity wiring and improper grounding.
After it shuts off, the protector is easy to reset manually. The basic but functional design is excellent value for the money. Users say that it stands up well in the rain, too, making a rugged but simple solution to electricity worries.