GenTran 53002 Generator Cord Power Inlet Box for 30 amps 125 volts (Discontinued by Manufacturer)
Avoid running the generator cord through a door or window!  If your electrical panel is in the basement or an interior room, you'll need to mount this power inlet box on the exterior of your house or building and hard wire to transfer switch.  During an outage, connect your generator to this power inlet box.  30 Amps @ 125 volts only.  For generators up to 3750 watts.  NEMA 3R-rated aluminum enclosure won't rust. NEMA L5-30 male inlet.  UL Listed.