Disclosed in the present invention is a paddle-type level switch capable of detecting and automatically controlling the contents inside a tank such as a hopper or a silo using the rotation of a motor-driven paddle. The paddle-type level switch, according to the present invention, enables a user to assemble an integrated body of a motor device unit and a micro-switch unit and improves the structure by using a clip pin as an instrument for connecting a main shaft withstanding a load. Pinhole-type heatproof plates for preventing heat can be effective even with a small number.
