SEN-HZ41WC 1/4" Brass Water Flow Sensor

SEN-HZ41WC flow sensor,G1/4 extenal tooth, one type, intenal tooth into the water ,extenal tooth out  the water ,Waterproof explosion-proof, heat and cold resistance.can be used as a water switch, but also can be used to measure flow, accurate measurement, water flow sensor special use electric water faucet,shower room credit card system, water control machine meter water,water heater,wall hung dedicated.we have two series.If you want to increase the temperature control ,you can add heat sensitive resistor, the output line is green, but also can be connected to the other two special line to control temperature.