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Water Sensor Switch

Uses item details. Price when purchased online

Zuomeng High Water Alarm for Sump Pump, Flashing Light & 110 dB Alarm, IP67 Casing, Connects to Submersible Pump $69.99

Zuomeng High Water Alarm for Sump Pump, Flashing Light & 110 dB Alarm, IP67 Casing, Connects to Submersible Pump
Sponsored
current price $69.99

Zuomeng High Water Alarm for Sump Pump, Flashing Light & 110 dB Alarm, IP67 Casing, Connects to Submersible Pump

Sump Pump Alarm, Briidea Indoor/Outdoor High Water Septic Tank Alarm with 110dB Loud Alarm and Large LED Indicator, 10ft Level Float Switch, Ideal for Septic Sump Pump Pond Water Tank $69.99 Was $79.99

Sump Pump Alarm, Briidea Indoor/Outdoor High Water Septic Tank Alarm with 110dB Loud Alarm and Large LED Indicator, 10ft Level Float Switch, Ideal for Septic Sump Pump Pond Water Tank
Sponsored
current price Now $69.99, Was $79.99

Sump Pump Alarm, Briidea Indoor/Outdoor High Water Septic Tank Alarm with 110dB Loud Alarm and Large LED Indicator, 10ft Level Float Switch, Ideal for Septic Sump Pump Pond Water Tank

4 out of 5 Stars. 2 reviews
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FOUR E's Scientific Sump Alarm, High Water Alarm for Sump Pump & Septic Water, Weatherproof 110dB Audible Alarm with Float Switch for Indoor Use $39.97

FOUR E's Scientific Sump Alarm, High Water Alarm for Sump Pump & Septic Water, Weatherproof 110dB Audible Alarm with Float Switch for Indoor Use
Sponsored
current price $39.97

FOUR E's Scientific Sump Alarm, High Water Alarm for Sump Pump & Septic Water, Weatherproof 110dB Audible Alarm with Float Switch for Indoor Use

Shelly 1PM Gen3 x2 $29.74

Shelly 1PM Gen3 x2
Sponsored
current price $29.74

Shelly 1PM Gen3 x2

5 out of 5 Stars. 2 reviews

M Buder Duckbill Float Switch 304 Stainless Steel Water Liquid Level Sensor Controller G1/2" DC0-220V (4.3 in / 108 mm) $18.82

M Buder Duckbill Float Switch 304 Stainless Steel Water Liquid Level Sensor Controller G1/2" DC0-220V (4.3 in / 108 mm)
current price $18.82

M Buder Duckbill Float Switch 304 Stainless Steel Water Liquid Level Sensor Controller G1/2" DC0-220V (4.3 in / 108 mm)

M Buder Liquid Water Level Float Sensor Switch Side-Mounted 304 Stainless Steel 1/2NPT Male Thread DC0-110V Water Level Controller for Dispensers, Heaters, Solar Energy, Humidifiers $15.60

M Buder Liquid Water Level Float Sensor Switch Side-Mounted 304 Stainless Steel 1/2NPT Male Thread DC0-110V Water Level Controller for Dispensers, Heaters, Solar Energy, Humidifiers
current price $15.60

M Buder Liquid Water Level Float Sensor Switch Side-Mounted 304 Stainless Steel 1/2NPT Male Thread DC0-110V Water Level Controller for Dispensers, Heaters, Solar Energy, Humidifiers

YAHHU 5pcs PP Plastic Liquid Level Float Switch P3508 Water Tank Pool Sensor Controller (15.75 inches / 40 cm Wire) $11.29 Was $12.70

YAHHU 5pcs PP Plastic Liquid Level Float Switch P3508 Water Tank Pool Sensor Controller (15.75 inches / 40 cm Wire)
current price Now $11.29, Was $12.70

YAHHU 5pcs PP Plastic Liquid Level Float Switch P3508 Water Tank Pool Sensor Controller (15.75 inches / 40 cm Wire)

Topvico Water Leak Alarm for Basements, Heater Leak Detector, Sump Pump Overflow Sensor, 120dB Battery-Operated Flood Alarm, 1-Pack From $8.89

Topvico Water Leak Alarm for Basements, Heater Leak Detector, Sump Pump Overflow Sensor, 120dB Battery-Operated Flood Alarm, 1-Pack
Available in additional 5 options
Options
From$889

Topvico Water Leak Alarm for Basements, Heater Leak Detector, Sump Pump Overflow Sensor, 120dB Battery-Operated Flood Alarm, 1-Pack

4.6 out of 5 Stars. 40 reviews
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YAHHU Double Ball Float Switch 4.72 inches / 120mm Stainless Steel Liquid Water Level Sensor Controller with 15.75 inches / 400mm Wire 0-220V Wide Voltage Application Heavy Duty Industrial $17.11

YAHHU Double Ball Float Switch 4.72 inches / 120mm Stainless Steel Liquid Water Level Sensor Controller with 15.75 inches / 400mm Wire 0-220V Wide Voltage Application Heavy Duty Industrial
current price $17.11

YAHHU Double Ball Float Switch 4.72 inches / 120mm Stainless Steel Liquid Water Level Sensor Controller with 15.75 inches / 400mm Wire 0-220V Wide Voltage Application Heavy Duty Industrial

Suodoka 2Pcs Water Level Sensor Switch White PP Plastic Liquid Float Switch 1/2in / 1.27cm Thread NPT DC0-110V $9.55

Suodoka 2Pcs Water Level Sensor Switch White PP Plastic Liquid Float Switch 1/2in / 1.27cm Thread NPT DC0-110V
current price $9.55

Suodoka 2Pcs Water Level Sensor Switch White PP Plastic Liquid Float Switch 1/2in / 1.27cm Thread NPT DC0-110V

Reduced price Shelly 1PM Gen3 $19.24 Was $27.49

Shelly 1PM Gen3
Sponsored
current price Now $19.24, Was $27.49

Shelly 1PM Gen3

4.7 out of 5 Stars. 7 reviews

GREENCYCLE Wireless Light Switch and Receiver Kit, Wireless Remote Light Switch, Wireless Wall Switch for Lights, Fans, Battery Included, No Wiring Needed, Buckle Design, Removable, Programmeable From $16.99

GREENCYCLE Wireless Light Switch and Receiver Kit, Wireless Remote Light Switch, Wireless Wall Switch for Lights, Fans, Battery Included, No Wiring Needed, Buckle Design, Removable, Programmeable
Options
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From$1699

GREENCYCLE Wireless Light Switch and Receiver Kit, Wireless Remote Light Switch, Wireless Wall Switch for Lights, Fans, Battery Included, No Wiring Needed, Buckle Design, Removable, Programmeable

4.6 out of 5 Stars. 27 reviews
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M Buder 1.5m Premium Liquid Float Switch Water Level Controller, Highly Accurate Automatic Water Tank Pump Sensor Switch (4.9 Feet / 1.5 m) From $19.15

M Buder 1.5m Premium Liquid Float Switch Water Level Controller, Highly Accurate Automatic Water Tank Pump Sensor Switch (4.9 Feet / 1.5 m)
Available in additional 2 options
Options
From$1915

M Buder 1.5m Premium Liquid Float Switch Water Level Controller, Highly Accurate Automatic Water Tank Pump Sensor Switch (4.9 Feet / 1.5 m)

Best seller X-Sense Wi-Fi Water Sensor, Accessory for SWS54 Water Sensor Kit, SBS50 Base Station Required, Model SWS51, 1-Pack From $15.99

X-Sense Wi-Fi Water Sensor, Accessory for SWS54 Water Sensor Kit, SBS50 Base Station Required, Model SWS51, 1-Pack
Available in additional 3 options
Options
From$1599

X-Sense Wi-Fi Water Sensor, Accessory for SWS54 Water Sensor Kit, SBS50 Base Station Required, Model SWS51, 1-Pack

4.7 out of 5 Stars. 166 reviews
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Uxcell 55mm Aquarium Tank Water Level Sensor White PP Right Angle Float Switch $8.09

Uxcell 55mm Aquarium Tank Water Level Sensor White PP Right Angle Float Switch
current price $8.09

Uxcell 55mm Aquarium Tank Water Level Sensor White PP Right Angle Float Switch

SENRISE Side Mount Duckbill Float Switch Liquid Water Sensor Stainless Steel (withour mercury) From $11.28

SENRISE Side Mount Duckbill Float Switch Liquid Water Sensor Stainless Steel (withour mercury)
Available in additional 4 options
Options
From$1128

SENRISE Side Mount Duckbill Float Switch Liquid Water Sensor Stainless Steel (withour mercury)

Riousery Water Level Sensor Switch 304 Stainless Steel Liquid Float Controller AC 0-220V (9.06 inches / 23 cm) $14.38

Riousery Water Level Sensor Switch 304 Stainless Steel Liquid Float Controller AC 0-220V (9.06 inches / 23 cm)
current price $14.38

Riousery Water Level Sensor Switch 304 Stainless Steel Liquid Float Controller AC 0-220V (9.06 inches / 23 cm)

BOKYAN 1pc Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM 10W. Durable Plastic Liquid Sensor for Hydroponics and Gardening, 1 Piece, 15.7 inches (400 mm) Cable $10.76

BOKYAN 1pc Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM 10W. Durable Plastic Liquid Sensor for Hydroponics and Gardening, 1 Piece, 15.7 inches (400 mm) Cable
current price $10.76

BOKYAN 1pc Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM 10W. Durable Plastic Liquid Sensor for Hydroponics and Gardening, 1 Piece, 15.7 inches (400 mm) Cable

SENRISE Small Liquid Water Level Sensor Stainless Steel Ball Float Switch Tank Level Position Pool Pond $12.69

SENRISE Small Liquid Water Level Sensor Stainless Steel Ball Float Switch Tank Level Position Pool Pond
current price $12.69

SENRISE Small Liquid Water Level Sensor Stainless Steel Ball Float Switch Tank Level Position Pool Pond

1 out of 5 Stars. 1 reviews

Nieyigj Cable Float Switch Water Liquid Drainage Level Controller Sensor for Tank Pump, 250V 16A, 4m / 13.1ft Cord, IP68 Waterproof Electrical Switch for Sump Pumps and Pools $24.89

Nieyigj Cable Float Switch Water Liquid Drainage Level Controller Sensor for Tank Pump, 250V 16A, 4m / 13.1ft Cord, IP68 Waterproof Electrical Switch for Sump Pumps and Pools
current price $24.89

Nieyigj Cable Float Switch Water Liquid Drainage Level Controller Sensor for Tank Pump, 250V 16A, 4m / 13.1ft Cord, IP68 Waterproof Electrical Switch for Sump Pumps and Pools

Ortis Humidity Sensor Switch, in-Wall Bathroom Fan Automated Control Switch, Separate Sensor for Better Moisture Detection, 328ft Range, 110/220V, Keep Your Room Dry From $25.99

Ortis Humidity Sensor Switch, in-Wall Bathroom Fan Automated Control Switch, Separate Sensor for Better Moisture Detection, 328ft Range, 110/220V, Keep Your Room Dry
Options
Sponsored
From$2599

Ortis Humidity Sensor Switch, in-Wall Bathroom Fan Automated Control Switch, Separate Sensor for Better Moisture Detection, 328ft Range, 110/220V, Keep Your Room Dry

5 out of 5 Stars. 1 reviews
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Clearance TOPGREENER PIR Motion Sensor Light Switch, Adjustable Time Delay, No Neutral Wire Required, Operable Without Ground Wire, 4A, 250W LED/CFL, 1/4HP, Single Pole, TSOS5-KM-LA, Light Almond From $25.91

TOPGREENER PIR Motion Sensor Light Switch, Adjustable Time Delay, No Neutral Wire Required, Operable Without Ground Wire, 4A, 250W LED/CFL, 1/4HP, Single Pole, TSOS5-KM-LA, Light Almond
Options
Sponsored
From$2591

TOPGREENER PIR Motion Sensor Light Switch, Adjustable Time Delay, No Neutral Wire Required, Operable Without Ground Wire, 4A, 250W LED/CFL, 1/4HP, Single Pole, TSOS5-KM-LA, Light Almond

3.3 out of 5 Stars. 4 reviews
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Vertical Stainless Steel Dual Ball Tank Liquid Water Level Sensor Float Switch $13.59

Vertical Stainless Steel Dual Ball Tank Liquid Water Level Sensor Float Switch
current price $13.59

Vertical Stainless Steel Dual Ball Tank Liquid Water Level Sensor Float Switch

RAINPOINT Floating Remote WiFi Water Leak Detector for Home Basement 3 Pack with Hub,Wireless Siren Alarm Leakage Sensor Email & APP Push Notification Kitchen Sink,Bathroom,Laundry,Warehouse $22.94 Was $29.95

RAINPOINT Floating Remote WiFi Water Leak Detector for Home Basement 3 Pack with Hub,Wireless Siren Alarm Leakage Sensor Email & APP Push Notification Kitchen Sink,Bathroom,Laundry,Warehouse
current price Now $22.94, Was $29.95

RAINPOINT Floating Remote WiFi Water Leak Detector for Home Basement 3 Pack with Hub,Wireless Siren Alarm Leakage Sensor Email & APP Push Notification Kitchen Sink,Bathroom,Laundry,Warehouse

Saniflo 050 Sanialarm $85.00

Saniflo 050 Sanialarm
current price $85.00

Saniflo 050 Sanialarm

2 out of 5 Stars. 1 reviews

DEEPCRAFF 5Pcs Portable Float Switch Vertical Sensor for Water Pump and Tank Use $11.31

DEEPCRAFF 5Pcs Portable Float Switch Vertical Sensor for Water Pump and Tank Use
current price $11.31

DEEPCRAFF 5Pcs Portable Float Switch Vertical Sensor for Water Pump and Tank Use

Unique Bargains Stainless Steel Tank Pool Water Level Sensor Vertical Float Switch 34cm Cable $16.87

Unique Bargains Stainless Steel Tank Pool Water Level Sensor Vertical Float Switch 34cm Cable
current price $16.87

Unique Bargains Stainless Steel Tank Pool Water Level Sensor Vertical Float Switch 34cm Cable

M Buder Side Mount Float Switch Liquid Water Level Sensor Horizontal PP Material Duckbill Style Controller Switch for Water Pump and Tank 10W 220VDC (14.0 x 10.0 x 2.0 inches / 35.6 x 25.4 x 5.1 cm) $20.76

M Buder Side Mount Float Switch Liquid Water Level Sensor Horizontal PP Material Duckbill Style Controller Switch for Water Pump and Tank 10W 220VDC (14.0 x 10.0 x 2.0 inches / 35.6 x 25.4 x 5.1 cm)
current price $20.76

M Buder Side Mount Float Switch Liquid Water Level Sensor Horizontal PP Material Duckbill Style Controller Switch for Water Pump and Tank 10W 220VDC (14.0 x 10.0 x 2.0 inches / 35.6 x 25.4 x 5.1 cm)

Nieyigj Cable Float Switch Water Liquid Drainage Level Controller Sensor for Water Tank Pump 12m / 39.4ft 250V

Nieyigj Cable Float Switch Water Liquid Drainage Level Controller Sensor for Water Tank Pump 12m / 39.4ft 250V
Available in additional 3 options
Options

Nieyigj Cable Float Switch Water Liquid Drainage Level Controller Sensor for Water Tank Pump 12m / 39.4ft 250V

Topvico Water Leak Detectors for Home, Basements, Sump Pump, Under Sink, Moisture Alarm Sensor, 120dB Battery Operated Flood Alert, 3-Pack (95 Inch Cable) $15.89

Topvico Water Leak Detectors for Home, Basements, Sump Pump, Under Sink, Moisture Alarm Sensor, 120dB Battery Operated Flood Alert, 3-Pack (95 Inch Cable)
current price $15.89

Topvico Water Leak Detectors for Home, Basements, Sump Pump, Under Sink, Moisture Alarm Sensor, 120dB Battery Operated Flood Alert, 3-Pack (95 Inch Cable)

5 out of 5 Stars. 2 reviews
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Rollback Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activated Wall Switch, No Neutral Wire, Single Pole for CFL/LED/Incandescent Bulb, Wall Plate Included, UL Listed From $25.19

Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activated Wall Switch, No Neutral Wire, Single Pole for CFL/LED/Incandescent Bulb, Wall Plate Included, UL Listed
Options
Sponsored
From$2519

Occupancy Motion Sensor Light Switch, PIR Infrared Motion Activated Wall Switch, No Neutral Wire, Single Pole for CFL/LED/Incandescent Bulb, Wall Plate Included, UL Listed

3.9 out of 5 Stars. 18 reviews
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TOPGREENER PIR Motion Sensor Switch, Occupancy & Vacancy Modes, No Neutral Wire Required, Ground Wire Required, 5A, 360W LED/CFL, Single Pole, TDOS5 From $19.99

TOPGREENER PIR Motion Sensor Switch, Occupancy & Vacancy Modes, No Neutral Wire Required, Ground Wire Required, 5A, 360W LED/CFL, Single Pole, TDOS5
Options
Sponsored
From$1999

TOPGREENER PIR Motion Sensor Switch, Occupancy & Vacancy Modes, No Neutral Wire Required, Ground Wire Required, 5A, 360W LED/CFL, Single Pole, TDOS5

3 out of 5 Stars. 4 reviews
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Suodoka 2Pcs Water Flow Sensor Switch Plastic Gravity Type FS G1/2in Double Male Thread 2.36 inches / 6 cm Length

Suodoka 2Pcs Water Flow Sensor Switch Plastic Gravity Type FS G1/2in Double Male Thread 2.36 inches / 6 cm Length

Suodoka 2Pcs Water Flow Sensor Switch Plastic Gravity Type FS G1/2in Double Male Thread 2.36 inches / 6 cm Length

Sump Alarm High Water Alarm with 10ft float switch for sump pumps From $129.99

Sump Alarm High Water Alarm with 10ft float switch for sump pumps
Available in additional 4 options
Options
From$12999

Sump Alarm High Water Alarm with 10ft float switch for sump pumps

5 out of 5 Stars. 1 reviews
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MOBI Smart Home 2.4GHz WiFi Water Leak Sensor, Water Sensor, Water Detector Alarm; Water Leak & Flood Detector, Smart Notification App, Expand with Cameras & Smart Home Devices. Battery INCLUDED From $13.46

MOBI Smart Home 2.4GHz WiFi Water Leak Sensor, Water Sensor, Water Detector Alarm; Water Leak & Flood Detector, Smart Notification App, Expand with Cameras & Smart Home Devices. Battery INCLUDED
Available in additional 3 options
Options
From$1346

MOBI Smart Home 2.4GHz WiFi Water Leak Sensor, Water Sensor, Water Detector Alarm; Water Leak & Flood Detector, Smart Notification App, Expand with Cameras & Smart Home Devices. Battery INCLUDED

4.6 out of 5 Stars. 18 reviews
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Riousery Water Level Indicator Alarm Low Water Level Alarm Sensor Waterline Indicating Alarm with Silencer Switch Household Security Device 220V 90dB 49 ft / 15 m Cable $69.52

Riousery Water Level Indicator Alarm Low Water Level Alarm Sensor Waterline Indicating Alarm with Silencer Switch Household Security Device 220V 90dB 49 ft / 15 m Cable
current price $69.52

Riousery Water Level Indicator Alarm Low Water Level Alarm Sensor Waterline Indicating Alarm with Silencer Switch Household Security Device 220V 90dB 49 ft / 15 m Cable

Unique Bargains 2 Pieces Water Level Monitor Sensor Right Angle Float Switches ZPC1 White $9.99

Unique Bargains 2 Pieces Water Level Monitor Sensor Right Angle Float Switches ZPC1 White
current price $9.99

Unique Bargains 2 Pieces Water Level Monitor Sensor Right Angle Float Switches ZPC1 White

Suodoka Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM (15.7 inches) 10W 220V 0.5A for Hydroponics Gardening Fish Tanks Aquariums Power Head Control Pet Bowls Water Alarm $18.78

Suodoka Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM (15.7 inches) 10W 220V 0.5A for Hydroponics Gardening Fish Tanks Aquariums Power Head Control Pet Bowls Water Alarm
current price $18.78

Suodoka Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM (15.7 inches) 10W 220V 0.5A for Hydroponics Gardening Fish Tanks Aquariums Power Head Control Pet Bowls Water Alarm

Black & Decker Smart Wi-Fi Water Sensor $27.99

Black & Decker Smart Wi-Fi Water Sensor
current price $27.99

Black & Decker Smart Wi-Fi Water Sensor

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Nieyigj Duckbill Float Switch 304 Stainless Steel Water Liquid Level Sensor G1/2" DC0-220V 4.3 inches / 108 mm[cite: 1] $17.62

Nieyigj Duckbill Float Switch 304 Stainless Steel Water Liquid Level Sensor G1/2" DC0-220V 4.3 inches / 108 mm[cite: 1]
current price $17.62

Nieyigj Duckbill Float Switch 304 Stainless Steel Water Liquid Level Sensor G1/2" DC0-220V 4.3 inches / 108 mm[cite: 1]

Telemecanique Sensors Water Pump Switch, 1/4in FNPS,10-5 psi 9013FRG32J36P $129.86

Telemecanique Sensors Water Pump Switch, 1/4in FNPS,10-5 psi 9013FRG32J36P
current price $129.86

Telemecanique Sensors Water Pump Switch, 1/4in FNPS,10-5 psi 9013FRG32J36P

Sump Alarm Water Level Float Switch,15ft,w/ Brckts $24.99

Sump Alarm Water Level Float Switch,15ft,w/ Brckts
current price $24.99

Sump Alarm Water Level Float Switch,15ft,w/ Brckts

3 out of 5 Stars. 3 reviews
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Float Switch Fluid Water Level Sensing Switch Sensor 12V 24V 1Pc Black $4.79 Was $13.48

Float Switch Fluid Water Level Sensing Switch Sensor 12V 24V 1Pc Black
current price Now $4.79, Was $13.48

Float Switch Fluid Water Level Sensing Switch Sensor 12V 24V 1Pc Black

1/2PT Liquid Water Level Sensor Horizontal Mounting Floating Switch 70W DC220V $16.08

1/2PT Liquid Water Level Sensor Horizontal Mounting Floating Switch 70W DC220V
current price $16.08

1/2PT Liquid Water Level Sensor Horizontal Mounting Floating Switch 70W DC220V

Telemecanique Sensors Water Pump Switch, 1/4in FNPS, 5-80 psi 9013FYG2J21 $47.26

Telemecanique Sensors Water Pump Switch, 1/4in FNPS, 5-80 psi 9013FYG2J21
current price $47.26

Telemecanique Sensors Water Pump Switch, 1/4in FNPS, 5-80 psi 9013FYG2J21

Winland Surface Water Sensor, Supervised (W-S-S) $67.88

Winland Surface Water Sensor, Supervised (W-S-S)
current price $67.88

Winland Surface Water Sensor, Supervised (W-S-S)

16 Ft Float Switch Sensor Water Sump Pump Contractor NO/NC Controller Pump Switch $29.99

16 Ft Float Switch Sensor Water Sump Pump Contractor NO/NC Controller Pump Switch
current price $29.99

16 Ft Float Switch Sensor Water Sump Pump Contractor NO/NC Controller Pump Switch

2pcs Water Liquid Level Sensor Vertical Float Switch 36mm ZP2508 $12.16

2pcs Water Liquid Level Sensor Vertical Float Switch 36mm ZP2508
current price $12.16

2pcs Water Liquid Level Sensor Vertical Float Switch 36mm ZP2508

Xirurus Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM 10W / 15.75 inches, 0.5A 220V Duckbill Style Industrial Sensor for Hydroponics Aquariums $8.75

Xirurus Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM 10W / 15.75 inches, 0.5A 220V Duckbill Style Industrial Sensor for Hydroponics Aquariums
current price $8.75

Xirurus Liquid Water Level Sensor Horizontal PP Side Mount Float Switch 400MM 10W / 15.75 inches, 0.5A 220V Duckbill Style Industrial Sensor for Hydroponics Aquariums

1/4" NPT Water Flow Switch Practical PE Tube Liquid Flow Sensor Switch for Home $10.89

1/4" NPT Water Flow Switch Practical PE Tube Liquid Flow Sensor Switch for Home
current price $10.89

1/4" NPT Water Flow Switch Practical PE Tube Liquid Flow Sensor Switch for Home

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