CMI 2-Pole 20A Breaker Circuit Siemens Siemens 2 Pole 20Amp Gfci Circuit Breaker | QF220

CMI QF220 Siemens 2-Pole 20A GFCI Circuit BreakerThis ground-fault circuit interrupter (GFCI), is a circuit breaker designed to stop current flow in the event of a ground-fault in less than a second. The breaker protects the electrical circuit from damage. It does this by monitoring the electrical current and interrupting the current flow when needed.Ground fault circuit interrupters (GFCIs) are an effective means of preventing severe electrical shock or electrocution from ground faults. With the extension of the National Electrical Code 2020 to protect more areas of the home, Siemens has expanded the GFCI product line to include 25, 35, and 45A ratings, continuing to provide complete home safety for our customers.