10 bestSensor Watersof January 2026

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eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

eufy Security

9% off

1

Kärcher SP 22.000 Dirt Level Sensor Submersible Pump for Dirty Water, Flow Rate: 22,000 l/h, Immersion Depth: max. 7m, Particle Size: max. 30mm, Residual Water Height: 35mm, Pressure: 0.8 bar

Kärcher SP 22.000 Dirt Level Sensor Submersible Pump for Dirty Water, Flow Rate: 22,000 l/h, Immersion Depth: max. 7m, Particle Size: max. 30mm, Residual Water Height: 35mm, Pressure: 0.8 bar

Kärcher SP 22.000 Dirt Level Sensor Submersible Pump for Dirty Water, Flow Rate: 22,000 l/h, Immersion Depth: max. 7m, Particle Size: max. 30mm, Residual Water Height: 35mm, Pressure: 0.8 bar

Kärcher

9.8

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15% off

2

X-Sense Wi-Fi Water Leak Detector, Smart Water Sensor Alarm, Water Detector Alarm with 1700 ft Transmission Range for Kitchens, Basements, Bathrooms, 3 Water Detectors & 1 Base Station, SWS54

X-Sense Wi-Fi Water Leak Detector, Smart Water Sensor Alarm, Water Detector Alarm with 1700 ft Transmission Range for Kitchens, Basements, Bathrooms, 3 Water Detectors & 1 Base Station, SWS54

X-Sense Wi-Fi Water Leak Detector, Smart Water Sensor Alarm, Water Detector Alarm with 1700 ft Transmission Range for Kitchens, Basements, Bathrooms, 3 Water Detectors & 1 Base Station, SWS54

X-Sense

9.6

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30% off

3

Yale AC-WS Sync Water Leak Sensor - Sync Alarm Accessory - 200m

Yale AC-WS Sync Water Leak Sensor - Sync Alarm Accessory - 200m

Yale AC-WS Sync Water Leak Sensor - Sync Alarm Accessory - 200m

Yale

9.3

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4

SwitchBot WiFi Water Sensor, Smart Water Leak Detector, 100dB Adjustable Alerts & App Alerts, IP67 Waterproof, Wireless Detector for Home with 1m (3.28ft) Sensing Cable, No Hub Required (Support 2.4G)

SwitchBot WiFi Water Sensor, Smart Water Leak Detector, 100dB Adjustable Alerts & App Alerts, IP67 Waterproof, Wireless Detector for Home with 1m (3.28ft) Sensing Cable, No Hub Required (Support 2.4G)

SwitchBot WiFi Water Sensor, Smart Water Leak Detector, 100dB Adjustable Alerts & App Alerts, IP67 Waterproof, Wireless Detector for Home with 1m (3.28ft) Sensing Cable, No Hub Required (Support 2.4G)

SwitchBot

9.0

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5

GROHE Sense 2019 Smart Home Water Sensor, Detects Water Leaks and Flooding Wi-Fi Connected, Battery Powered, 22505LN1

GROHE Sense 2019 Smart Home Water Sensor, Detects Water Leaks and Flooding Wi-Fi Connected, Battery Powered, 22505LN1

GROHE Sense 2019 Smart Home Water Sensor, Detects Water Leaks and Flooding Wi-Fi Connected, Battery Powered, 22505LN1

GROHE

8.7

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OtherRelated productsUp to 20% off

HIKMICRO AD21S Acoustic Water Leak Detector – Professional Indoor Underground Pipe Leak Detection Tool with Headset and Storage Case

HIKMICRO AD21S Acoustic Water Leak Detector – Professional Indoor Underground Pipe Leak Detection Tool with Headset and Storage Case

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

SINGCALL Wi-Fi Water Sensor Alarm Leak Detector For Home Water Spill Sensor Alarm Water Leak Detector Water Leak Alarm For Kitchens Basements Bathrooms 3 Water Detectors and 1 Gateway(2.4G Only)

SINGCALL Wi-Fi Water Sensor Alarm Leak Detector For Home Water Spill Sensor Alarm Water Leak Detector Water Leak Alarm For Kitchens Basements Bathrooms 3 Water Detectors and 1 Gateway(2.4G Only)

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

6

Bosch Smart Home Water Alarm with App Function (Emergency Call Speed Dial in the App, Slip-Proof, Slim and Compact)

Bosch Smart Home Water Alarm with App Function (Emergency Call Speed Dial in the App, Slip-Proof, Slim and Compact)

Bosch Smart Home Water Alarm with App Function (Emergency Call Speed Dial in the App, Slip-Proof, Slim and Compact)

Bosch Smart Home

8.4

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22% off

7

Tapo Smart Water Leak Detector , Water Leak Sensor - Real-time App Notifications, 90 dB alarm, IP67 Waterproof, Battery included, Flexible Installation, Tapo Hub Required sold separately (Tapo T300)

Tapo Smart Water Leak Detector , Water Leak Sensor - Real-time App Notifications, 90 dB alarm, IP67 Waterproof, Battery included, Flexible Installation, Tapo Hub Required sold separately (Tapo T300)

Tapo Smart Water Leak Detector , Water Leak Sensor - Real-time App Notifications, 90 dB alarm, IP67 Waterproof, Battery included, Flexible Installation, Tapo Hub Required sold separately (Tapo T300)

Tapo

8.2

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8

Wi-Fi water Level/sump monitor Sensor with buzzer, email/text Alerts

Wi-Fi water Level/sump monitor Sensor with buzzer, email/text Alerts

Wi-Fi water Level/sump monitor Sensor with buzzer, email/text Alerts

Proteus

7.9

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9

X-Sense Wi-Fi Water Sensor, Smart Water Leak Detector with App Alerts, IP67 Waterproof, Wireless Detector for Kitchen, Bathroom, Basement, SBS50 Base Station Required, SWS0A, 3-Pack

X-Sense Wi-Fi Water Sensor, Smart Water Leak Detector with App Alerts, IP67 Waterproof, Wireless Detector for Kitchen, Bathroom, Basement, SBS50 Base Station Required, SWS0A, 3-Pack

X-Sense Wi-Fi Water Sensor, Smart Water Leak Detector with App Alerts, IP67 Waterproof, Wireless Detector for Kitchen, Bathroom, Basement, SBS50 Base Station Required, SWS0A, 3-Pack

X-Sense

7.6

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10

SEBSON Water Alarm Mini GS153, 10 year long term battery, water leak detector 60x60x24.2mm, water sensor with lithium battery

SEBSON Water Alarm Mini GS153, 10 year long term battery, water leak detector 60x60x24.2mm, water sensor with lithium battery

SEBSON Water Alarm Mini GS153, 10 year long term battery, water leak detector 60x60x24.2mm, water sensor with lithium battery

SEBSON

7.3

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