Overview Reviews Product Description Siemens Q2020NC - QT 20/20A Twin Pole 120/240V Circuit Breaker Type QT Amps: 20/20 Pole Type: Single Voltage: 120/240 Product Videos Custom Field Condition New Product Reviews Write a Review Write a Review × Siemens Siemens Q2020NC - QT 20/20A Twin Pole 120/240V Circuit Breaker Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *