Type BR plug-in breakers in the standard 1 in per pole molded case and can be used as main and/or branch disconnect devices. All are CSA and UL listed. Typical ampacity range for BR breakers is 15 through 125 Circuit Breaker, Type BR, 120/240 VAC, 40 A, 60 Hz, 22 kA Interrupt, Common/Thermal Magnetic Trip, 2 Pole, 1 ph, Handle Actuator, Box Lug/Clamp, 14 to 4 AWG Wire, Plug-On Mount, 40 deg C, 3 in L x 2 in W x 3 in H, Thermoset SPECIFICATIONS Actuator Type : Handle Amperage Rating : 40 A Connection Type : Box Lug/Clamp Dimensions : 3 in L x 2 in W x 3 in H Frequency Rating : 60 Hz Interrupt Rating : 22 kA Material : Thermoset Mounting Type : Plug-On Number of Poles : 2 Phase : 1 ph Temperature Rating : 40 deg C Trip Type : Common/Thermal Magnetic Type : Type BR Voltage Rating : 120/240 VAC Wire Size : 14 to 4 AWG