Siemens CNT2B120 Thermal Magnetic Breaker Trip Unit, 2 Poles, 1200 A, NG Frame

Siemens Breaker Trip Unit, Thermal Magnetic, 2 Poles, 1200 A, NG Breaker Frame, For Use With: VL Series 1200 A Molded Case Circuit Breaker, 9 in L x 8 in W x 7 in H