10 Best sump pump water alarms of 2025

Save up to 16% off

Best Choice

1

Superior Pump
Superior Pump 92060 Sump Alarm System with 15-Foot Tethered Float Switch , Black
Main highlights

Key Features
Non-corrosive NEMA enclosure, 9V battery backup, and 87dB alarm with low battery chirp. Includes 15ft float switch for comprehensive liquid level monitoring.

Ideal Use Cases
Perfect for sump and sewage basins, holding tanks, and other water applications, ensuring indoor environments are safeguarded against potential water damage.

Customer Praise
Most reviews highlight the reliable alarm system and the easy installation process as the product`s standout features, offering peace of mind.
9.9

Exceptional

Our Rating

9.9
Vacuum strength

9.5
Easy installation

9.1
worth the money
How do we rank?

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Value for Money

2

briidea
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
Main highlights

Key Features
110 dB alarm, weatherproof IP67-rated enclosure, adjustable 10 ft float switch. Ensures loud, reliable flood alerts in any weather condition.

Ideal Use Cases
Perfect for sump pumps, water tanks, sewage systems, and monitoring low-density oils. Exceptional for both indoor and outdoor applications.

Customer Praise
Most reviews highlight the alarm`s loudness and reliability, appreciating the peace of mind it offers against potential water damage.
9.8

Exceptional

Our Rating
3

THE BASEMENT WATCHDOG
THE BASEMENT WATCHDOG Model BWD-HWA 110 dB Battery Operated Water Alarm
Main highlights

Sensitive Detection
Detects as little as 1/32 inch of water, offering a reliable early warning.

Versatile Installation
Ideal for basements, under sinks, and around water heaters.

Customer Praise for Loud Alarm
Users appreciate the 110 dB alarm, heard throughout the house.
9.7

Exceptional

Our Rating

9.9
Easy installation

9.7
Battery Duration

9.5
Noise level
4

winees
Winees WiFi Water Leak Detector, 3 Pack Water Sensors with 100dB Adjustable Alarm, Leak Alert Email&SMS Notification, 200M Transmission for Basement, Bathroom, Laundry, IFTTT, S1 Plus, 2.4G WiFi Only
Main highlights

Real Time Monitoring and Alerts
Monitor water leaks remotely via app, SMS, and email notifications for immediate action.

Ideal for High Risk Areas
Perfect for basements, bathrooms, and laundry rooms with 100-meter range.

Highly Rated Notification System
Praised for reliable alerts and ease of setup, enhancing peace of mind.
9.6

Exceptional

Our Rating

9.5
worth the money

9.3
Easy installation

9.3
Battery Duration
5

THE BASEMENT WATCHDOG

THE BASEMENT WATCHDOG Model BW-WA360 110 dB Battery Operated Water Alarm

15% Off
9.5

Excellent

Our Rating
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6

SwitchBot

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

16% Off
9.3

Excellent

Our Rating
7

MySpool
MySpool Water Level Alert with Text Message and Email Notifications, Battery Powered with a Float Sensor
Main highlights

Instant Alert Notifications
Sends immediate text and email alerts when water is detected.

Ideal for Home Safety
Perfect for monitoring sump pumps and preventing basement flooding.

Praised Customer Service
Highly rated for excellent customer support and easy troubleshooting.
9.2

Excellent

Our Rating

9.3
WiFi signal

9.1
worth the money

9.1
Tech Support
8

Sienson

Sump Pump Alarm,Water Alarm for Sump Pump with 110dB Loud Alarm and LED Indicator,Sump Alarm System with 10ft Level Float Switch, Weatherproof Sump Alarm System for Septic Sump Pump Pond Water Tank
9.1

Excellent

Our Rating
9

MOKYDUO
Smart WiFi Water Level Alarm with Mobile App Alerts, Sump Pump Alarm, Water Level Sensor Detector, 90dB Siren, LED Strobe, IP44 Waterproof, Easy-Install, Protect Home from Water Damage
Main highlights

Automatic Alerts and App Connectivity
Automatically triggers a 90dB siren and connects to a mobile app for remote alerts, ensuring timely warnings.

Ideal for Home Water Management
Perfect for sump pumps and water tanks, providing reliable alerts to prevent overflow or flooding.

Praised for Easy Installation
Users appreciate the quick and flexible installation options, making it adaptable to various scenarios.
9.0

Excellent

Our Rating
10

Topvico
Topvico Water Alarms for Basements, Heater Leak Detector, Sump Pump Overflow RV Moisture Flood Sensor, 120dB Work Alone Battery Operated 3 Packs
Main highlights

Key Features
120dB alarm, high sensitivity with 24k plating detect board, easy installation with 3M paster, extendable 37.8 inches cable, powered by 9V battery.

Ideal Use Cases
Perfect for basements, sump pump overflow, heater leaks, kitchens, and detecting high water levels in various locations.

Customer Reviews
Most praised for its loud alarm, ensuring users and neighbors are promptly alerted to water leaks and potential damage.
8.8

Very Good

Our Rating

9.9
worth the money

9.9
Tech Support

9.7
Easy installation

10 Best sump pump water alarms of 2025

1

Superior Pump 92060 Sump Alarm System with 15-Foot Tethered Float Switch , Black

9.9

9.5

9.1

2

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

3

THE BASEMENT WATCHDOG Model BWD-HWA 110 dB Battery Operated Water Alarm

9.9

9.7

9.5

4

Winees WiFi Water Leak Detector, 3 Pack Water Sensors with 100dB Adjustable Alarm, Leak Alert Email&SMS Notification, 200M Transmission for Basement, Bathroom, Laundry, IFTTT, S1 Plus, 2.4G WiFi Only

9.5

9.3

9.3

5

THE BASEMENT WATCHDOG Model BW-WA360 110 dB Battery Operated Water Alarm

6

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

7

MySpool Water Level Alert with Text Message and Email Notifications, Battery Powered with a Float Sensor

9.3

9.1

9.1

8

Sump Pump Alarm,Water Alarm for Sump Pump with 110dB Loud Alarm and LED Indicator,Sump Alarm System with 10ft Level Float Switch, Weatherproof Sump Alarm System for Septic Sump Pump Pond Water Tank

9

Smart WiFi Water Level Alarm with Mobile App Alerts, Sump Pump Alarm, Water Level Sensor Detector, 90dB Siren, LED Strobe, IP44 Waterproof, Easy-Install, Protect Home from Water Damage

10

Topvico Water Alarms for Basements, Heater Leak Detector, Sump Pump Overflow RV Moisture Flood Sensor, 120dB Work Alone Battery Operated 3 Packs

9.9

9.9

9.7

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