770036-1 is the rear component of a 4-circuit Universal MATE-N-LOK II plug housing assembly for the 5.0 mm Power Key Connectors (5.0 PKC) wire-to-board connector system. This connector is designed for power circuits in home appliances, particularly gas appliances, and features a compact mated height of 19.4 mm with a 5.0 mm contact centerline. The housing is constructed from nylon (natural color) with a UL94V-2 flammability rating and is rated for 600 V AC or DC operation. The connector incorporates protective design features including locking levers surrounded by walls to prevent tangling with wires, double lock plates for complete contact loading, and bubble-release design for potted applications. This rear component is part of a modular kit system and is commonly used in applications requiring reliable power distribution in appliance control circuits.