One Half Inch Hall Effect Water Flow Sensor Brass Body Flow Meter With PTFE Tape 1 to 25 L Per Minute For Heaters Dispensers And Home Plumbing Plug And Play Flow Switch And Flow Meter For Boilers And Automatic Vending Machines
✔️ 1-25 L/min, 3-wire DC 3.5-24V, G1/2 thread, brass body, 29.5 cm cable
The YF-B1 Hall effect water flow sensor is a compact brass-bodied unit designed to measure and monitor water flow in pipes. It’s ideal for water heaters, dispensers, boilers, and automatic vending machines, where it can act as both a flow switch and a flow meter.
✅ Model: YF-B1 with brass shell, rated max liquid temp 100C
✅ Flow range: 1-25 L/min
✅ Thread: G1/2 male thread, cable length 29.5 cm (11.6 in)
✅ Voltage: DC 3.5-24V
✅ Output: Hall effect pulse, 3-wire
✅ Max pressure: 1.75 MPa
✅ Size: 44 x 21 mm (L x W)
✅ Includes: 2 x blue PTFE tape
✅ Pulse: F = 11 × Q, error ≤ 3%
💡 What is a water flow sensor with Hall effect used for in plumbing and heating systems?
They’re handy for measuring flow accurately and triggering control logic in a range of applications.
- Handy for boilers, heaters, dispensers, and vending machines - Pulse output supports integration with microcontrollers and meters - Works with G1/2 piping and DC power supplies - Helps prevent dry running and dosing inaccuracies