Cooper Wiring Device Arrow Hart® Ultra grip industrial grade color coded locking connector accommodates 0.38 to 1.16-Inch cords and 14-8-AWG conductors. This 4-Wire, 3-Pole connector has a voltage rating of 250-Volts and current rating of 30-Amps. The back wiring terminal connection provides secure wiring and prevents binding. It has NEMA L15-30 configuration. The connector in blue and black color, has nylon construction for chemical resistance. The connector meets cULus, NOM, NAFTA and RoHS standards.