Thermal Magnetic; 1 Pole; 120 Vac At 50/60 Hz (Ul/Csa); 20 Ampere; Interrupting Rating 10 Kiloampere; Wire Size 12 To 8 Awg (Aluminum), 14 To 8 Awg (Copper); Application Arc Fault, Hacr; With Arc Fault Circuit Interrupter; Plug On Mounting