The GE Q-Line 40 Amp 1 in. Double-Pole Circuit Breaker has a case made of heat-resistant thermoset for stability and structural integrity. The unit has tin-plated copper stabs to create reliable, permanent and corrosion-resistant connections. The circuit breaker has a dedicated calibration screw which is cemented to prevent shifting. The attached screw creates a stable calibration for optimum performance.. AIC Rating: 10000. Breaker Type: Standard. Connection Type: Non-Neutral. Interruption Type: Standard Trip. Maximum Amperage (A): 40 A. Mounting Type: Plug-On. Number of Poles: Double. Number of Spaces: 1. Pack Size: 1. Product Weight (lb.): .392 lb. Returnable: 90-Day. Series Type: Not Specified. Trip Unit: Thermal Magnetic. Voltage (V): 240 V. Certifications and Listings: UL Listed. Product Depth (in.): 1 in. Product Height (in.): 3 in. Product Width (in.): 3.375 in. Maximum Amperage (A): 40 A. Interruption Type: Standard Trip. Breaker Type: Standard. Series Type: Not Specified. Mounting Type: Plug-On. Number of Poles: Double. Connection Type: Non-Neutral. Voltage (V): 240 V