High-quality materials: The circuit breaker is made of plastic and metal, with good conductivity and high temperature and pressure resistance. The circuit breaker can be installed on a control cabinet or firewall and has a long service life. Safety protection function: The single reset button can also be used as a termination switch. When the current is overloaded, the circuit breaker will automatically trip to prevent excessive current and protect the device. Easy to use: Circuit breakers allow you to easily connect or disconnect circuits when needed. In addition, you don't need to spend more money to replace the fuse.