Coolant level switches

Rochester Sensors is one of the World’s leading producers of capacitance type coolant level switches. Here you will find what we believe to be the most comprehensive range of coolant level switches with electrical connection, thread and output options to suit most applications.

Our switches are designed to signal if a liquid rises above or falls below a certain specified level. Available for a range of different uses and industries. Find out more information by clicking on the individual products listed below.