This great power inlet box is designed to be installed outdoors where the generator is running to avoid carbon monoxide hazard, ideal for backup power during power outages, and the best partner for generator to house power cord especially in terrible weather. It can be wired ...This great power inlet box is designed to be installed outdoors where the generator is running to avoid carbon monoxide hazard, ideal for backup power during power outages, and the best partner for generator to house power cord especially in terrible weather. It can be wired through an outside wall directly to the transfer switch or panel, no need for cords going through windows or doors.