Siemens Q2020NC Two 20-Amp Single Pole 120-Volt Non-Current Limiting Circuit Breaker Reviewhttp://tinyurl.com/nvkl2lw Siemens Q2020NC Two 20-Amp Single Pole 120-Volt Non-Current Limiting Circuit Breaker Two 20-Amp single poleTwin 1/2-Inch framePlug in typeSpace savingUL listed