Thermal Magnetic, Common Trip; 2 Pole; 120/240 Vac At 50/60 Hz (Ul/Csa); 20 Ampere; Interrupting Rating 10 Kiloampere; 6 Milliampere Trip Sensitivity; Pressure Plate Terminal; Wire Size 12 To 8 Awg (Aluminum), 14 To 8 Awg (Copper); Plug On Mounting