Overview Reviews Product Description Siemens LGB1B020 Breaker 20A 347V 1P 14kA. Product Videos Custom Field Amp 20 Volts 347 Poles 1 kA 14 Product Reviews Write a Review Write a Review × Siemens Siemens LGB1B020 Breaker 20A 347V 1P 14kA Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *