Techna Rocker Switch Circuit Breakers - Techna M105B1BR3, This Techna M1 non-illuminated rocker switch offers a compact thermal circuit breaker in a rocker switch design.By incorporating the M1 thermal circuit breaker into your system you can provide overload protection and On/Off switching using just a single component. This provides significant cost savings over using a separate rocker switch and circuit breaker combination. Techna M105B1BR3 5A Rocker Switch Circuit Breaker