Siemens Q120DFN 20 Amp 1-Pole Dual Function (CAFCI/GFCI) Plug-On Neutral Circuit Breaker, Black - - Amazon.com
Siemens Q1520 One 15-Amp and One 20-Amp Single Pole 120V Non-Current Limiting Circuit Breaker - - Amazon.com
3UF7101-1AA00-0 | SIEMENS Current Measuring Module, Set Current 2.4-25A, Width 45 MM, Straight-Through Transformer: Amazon.com: Industrial & Scientific