Industrial Measuring, Water Quality, Automotive AC, Sensor and Transducer, Electrical Switches, Flow Sensor 1300, Liquid Level Sensors, Level Switch, Mass Air Flow Sensors, Flow Switch, Temperature Sensor, Temperature Switch; Controls and Controllers; Relays; Switches; Flow Sensor, Liquid Level Sensors we’ve created a building block System of snap and screw together plastic parts that connect to generic liquid level Sensors, flow sensors, temperature sensors, pump controls and relays; Liquid Level Switches, Flow Switches, Temperature Switches