Eaton Crouse-Hinds series Arktite CPP plug, 20A, 0.312-0.625" cable diameter, 2-wire, 3-pole, Brass contact, 60 Hz, Style 2, 1 HP, Krydon fiberglass-reinforced polyester, Factory sealed, Delayed action circuit breaking, 125-250 Vac/18 Vdc