G1 Water Stream Hall Sensor Switch Key benefits Stable, temperature operation with reliable performance even under low water pressure. Small, easytoinstall size and a waterproof Hall element to prevent water ingress. Stainless steel impeller shaft provides long wear life and durability in demanding conditions. Threewire connection Simple wiring: Red positive, Black negative, Yellow pulse signal. Easy integration with a range of systems; can be used as a stream switch in water heaters. Durable and reliable Stainless steel construction delivers strong water pressure resistance (>75 MPa). airtightness; passes a 1minute water pressure test at 1.7 MPa without leakage or deformation. Built for longterm reliability in service. Applications Use as a flow switch in water heaters and boilers. Suitable for residential appliances with water circuits (coffee machines, dishwashers, small boilers). Ideal for irrigation controllers or compact industrial cooling/flowmonitoring loops.