Siemens Low Voltage Molded Case Circuit Breakers Panelboard Mounting 240V Circuit Breakers - Type BL, 2-Pole, 120/240VAC are Circuit Protection Molded Case Circuit Breakers. Type BL Application Electrical Distribution Standard UL 489 Voltage Rating 120V Amperage Rating 10A Trip Range Thermal Magnetic Interrupt Rating 65 AIC Number Of Poles 2P Connection BOLT-ON Length 3 Width 3 Height 1