The PS5969-Y is a 3-wire 15A Power Entry Receptacle with tough nylon construction and crush/impact resistance. Insert conductors into terminals and tighten terminal screws, close hinge housing around cord and tighten housing screws. Enclosed terminals provide solid, internally-clamped connections. With its tri-drive assembly and terminal screws in addition to self-hinged nylon housings, MaxGrip M3 connector install quickly and easily. It stays installed, too because its rugged construction and high retention cord grips help them shrug off impacts and constant use.