Siemens Q120DFN Circuit Breaker

Siemens Q120DFN 1 Pole Dual Function Circuit Breaker The Siemens Q120DFN is a 1 Pole molded case dual function circuit breaker with a current rating of 20 Amps and a voltage rating of 120/240VAC. It has an interrupting rating of 10kAIC@120V. The Q120DFN has a plug-on mounting type and includes long time and instantaneous trip functions.