Siemens Murray Circuit Breaker, Type: Duplex, Type MH-T, 120/240 V, 15 A, 50/60 Hz Operating, 1 -Phase, 1 -Pole, 10 kA IR, Magnetic, Thermal Actuator, Thermal Magnetic Trip, 12 to 8, 14 to 8 AWG, Lug Terminal, Plug-In Mounting, 3-1/8 in L x 1 in W x 3 in H Dimensions, 40 deg C Operating