Reliance Controls® PB Series Power Inlet Boxes, 30A, 125/250V - #PB30The Reliance Controls Raintight NEMA 3R Power Inlet Box is designed for use with any transfer switch, generator ready load center, and many stand alone applications. The power inlet box is typically installed outdoors, where the generator is used, utilizing one of the four combinations of and knockouts. The power inlet box can be wired directly to the transfer switch or panel. The exclusive patented design provides generous wiring space and