HiLetgo G1/2" Water Flow Hall Sensor Switch 1-30L/min 1.75MPa Flow Meter Flowmeter Counter Water Flow Sensor

$13.49

uxcell G1/4" Hall Effect Water Flow Sensor Switch Flowmeter Counter Fluid Meter DC5V 0.2-2.5L/Min SEN-HZ41W

$11.49

2 PCS Water Flow Sensor Switch, Magnetic Hall Effect Flow Meter FS G1/2 Double External Thread Water Flow Control Equipment,0.75L/min Flow Meter Counter

$12.79

uxcell 1/4" Hall Effect Water Flow Sensor Switch Flowmeter Fluid Counter DC5V 0.15-1.5L/Min SEN-HZ06W

$936

EPTTECH FM-HL3012 Hall Effect Flow Sensor with Micro Flow Range 100-700ml, 2pcs a Pack

$12.99

uxcell 1/4" Hall Effect Water Flow Sensor Switch Flowmeter Counter Fluid Meter DC5V 0.15-1.5L/Min SEN-HZ06K

$13.99

GREDIA 1/4" Quick Connect Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 0.3-6L/min (Pack of 2）

$86

GREDIA 1/4" Quick Connect Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 0.3-6L/min

$37.99

uxcell G1/2" Hall Effect Liquid Water Flow Sensor Switch Flowmeter Counter Meter 1-30L/min SEN-CL21W

$34.72

GREDIA 1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.5-3L/min (Pack of 2）

$111

DIGITEN G3/8" Quick Connect Hall Effect Sensor Water Flow Sensor Food-Grade Flowmeter Water Flow Counter Meter 0.3-10L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible

$24.8

DIGITEN G1/4" Water Flow Sensor, Food-Grade Hall Effect Sensor Flow Meter Flowmeter Counter Connect Hose 0.3-6L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible

$23.76

GREDIA 1/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter Connect Hosepipe 0.5-3L/min

$117

DIGITEN G1/2" Water Flow Sensor with 1.2M(3.9ft) Cable, Food-Grade Hall Effect Sensor Flow Meter Flowmeter Counter 1-30L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible

$14.99

Digiten G3/4"Female Thread Water Flow Hall Sensor Switch Flowmeter Counter 2-50L/min

$23.59

DIGITEN G3/4" Water Flow Sensor with 1.2M(3.9ft) Cable, Food-Grade Hall Effect Sensor Flow Meter Flowmeter Counter 1-60L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible

$117.36

DIGITEN G1/2" Water Flow Hall Sensor Switch Flow Meter Flowmeter Counter 1-30L/min

$17.69

DIGITEN G3/4" Water Flow Sensor, Food-Grade Hall Effect Sensor Flow Meter Flowmeter Counter 1-60L/min - Arduino, Raspberry Pi, and Reverse Osmosis Filter Compatible

$9.49

NUHFUFA Replacement Water Flow Sensor Hall Flow Switch JR-A568-5B Suitable for Instant Electric Water Heaters Accessories

$33.98

GREDIA 1/2" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 1-30L/min

$184

DIGITEN G3/4" Water Flow Hall Sensor Switch Flow Meter Flowmeter Counter 1-60L/min

$7.99

GREDIA 3/4" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 1-60L/min

$116.99

GREDIA G1" Male Thread Brass Water Flow Sensor Switch Hall Effect Liquid Flowmeter Fluidmeter Counter BSP 2-50L/Min（58mm in Total Length）

$14.99

DKARDU 2 pcs DC5-30V NJK-5002C Hall Sensor Hall Effect Switch Proximity Sensor NPN 3-Wires Normally Open with Magnet Proximity Switch Bracket M12

$8.99

GREDIA G1-1/2" 1.5" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 5-150L/min

$343.45

FORIOT 10Pcs DC 3.3V-5V KY-003 Hall Effect Sensor Module 3144E A3144 Hall Effect Magnetic Sensor(Pressure sensors)

$6.59

GREDIA 2" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 10-200L/min

$28.99

uxcell 1/4in Quick Connect Hall Effect Liquid Water Flow Switch Flowmeter Counter 1-25L/min

$22.09

GREDIA Digital LCD Display Quantitative Controller Water Control + 3/4" Hall Effect Flow Sensor Flowmeter

$165

Bestol 10Pcs A1302 Ratiometric Linear Hall Effect Sensors Chip

$7.99

Flow Rate Meter, Water Flow Meter with LCD Display Turbine Flow Meter +G1/2" Hall Effect Liquid Water Flowmeter Sensor-1-25L/min Low Power Digital Display Flowmeter Display Electronic Water Meter

$159.98

GREDIA 1" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 1-60L/min (Pack of 2)

$39.19

GREDIA Digital LCD Display Quantitative Controller Water Control + 2" Hall Effect Flow Sensor Flowmeter

$114

DIGITEN FL408G G1/2 Inch Water Flow Meter with BSP Thread Hall Sensor Switch, Food Grade Flow Meter Counter for 1-30L/min, White Color

$17.72

10pcs 49E Hall Element SS49E OH49E Hall Sensor Hall Effect Sensor

$7.99

10Pcs Black Hall Element 49E Oh49E Ss49E Linear Sensor Hall Sensor Hall Effect Sensors

$27.19

Bridgold 10pcs 41F/0H41/SH41/SS41F/S41 Ratiometric Linea Bipolar Hall Effect Sensors Chip,3Pins.

$8.99

10pcs 49E Hall Element OH49E SS49E Hall Sensor Hall Effect Sensor New

$9.99

DIGITEN Water Flow Control Meter LCD Display Controller+G1/2" Water Hall Sensor Flow Meter Flowmeter Counter 1-30L/min+G1/2" Solenoid Valve Normally Closed N/C+DC 12V Power Adapter

$37.99

JESSINIE 20PCS 3503 TO-92UA Hall Effect Sensor Hall Sensor Linear Hall Circuit Hall Element Hall Switch Sensor Motor

$11.99

DAOKAI A3144 3144E OH3144E Hall Effect Sensor,Magnetic Detector Hall Effect Sensor Switches High Sensitivity for Measuring Magnetic Field Strength(Pack of 30pcs)

$8.49

Bridgold 10pcs A3144 3144 Hall Effect Sensor Magnetic Detector,3-Pin

$34.75

Hall-Effect Sensors: Theory and Application

$3.05

Navien 30008571A Flow Sensor

$10.99

Liquid Level Sensor, Liquid Water Level Sensor Float Switch Side-Mounted 304 Stainless Steel 1/2NPT Male Thread DC0-110V, Model: YZ-SUS304 (A Type)

$23

Ferwooh DC 3.3V-5V KY-003 Hall Effect Magnetic Sensor Module 3144E A3144 Hall Effect Sensor(Pack of 10pcs)

$32.49

Bridgold 30pcs A3144 3144 Hall Effect Sensor for High-Temperature Operation，3Pins.

$7.99

Gems Sensors FS-380P Series Polypropylene Flow Switch, Inline, Piston Type, 2 gpm Flow Setting, 1/4" Quick Disconnect Male

$21.45

FS-04 Water Flow Switch Sensor G3/4in Double Male Thread Piston Type Water Oil Flow Switch 304 Stainless Steel Protection Switch

$8.49

Dakota Digital 1/8" NPT Universal Water Temperature Sensor 0-300F SEN-04-5

$15.99

Haldzemo NJK-5002C Hall Effect Sensor M12 Proximity Switch NPN NO 3 Wires Detection Approach Switch 10mm Normally Open (4 Pack)

$1.96

Savant Digital Flow Meter 3/8" NPT for Water Filter

$39.99

Navien 30012033B Dhw Flow Sensor

$15.29

Water Flow Sensor Switch, HT-800 G1 Thread 220V Water Pump Flow Sensor Automatic Control Switch for Low Pressure Area Family

$8.99

5Pcs Effect Sensor Switch, Linear Hall Effect Sensor Magnetic Sensor Module Speed Counting Sensor Module Magnetic Detector Counting Sensor

$10.99

ULTECHNOVO 100pcs A3144 3144 Hall Effect Sensor for High-Temperature Operation

$7.98

JESSINIE 40PCS A3144 3144 Hall Effect Sensor Magnetic Detector 3Pins A3144 TO-92UA Hall Sensor for Arduino

$7.99

LUOYIMAO Wired Water Liquid Level Sensor Dual Ball Stainless Steel Float Switch Silver Tone (150mm-S)

$38.37

Taidacent Non Contact Liquid Level Sensor Contactless Water Level Sensor Externally Attached Pipe Water Float Switch NPN Output Capacitive

$10.99

Wireless Pressure Sensor, 1/4”NPT, 5KPSI (5,000PSI)

$86.66