10 bestWater Overflow Alarmsof December 2025
112M consumers helped this year.
30% off
1
Yale AC-WS Sync Water Leak Sensor - Sync Alarm Accessory - 200m
Yale
9.9
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
9.8
3
SEBSON 3x Water Alarm Mini GS153, 10 year long term battery, water leak detector 60x60x24.2mm, water sensor with lithium battery
SEBSON
9.6
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
9.3
5
Water Leak Sensor, Wireless Water Leak Detector, Wireless Mini Flood Detector for Alarm System and Smart Home Automation, Water Sensor Alarm for Kitchen Bathroom Basement
TOWODE
9.0
OtherUp to 5% off
HIKMICRO AD21S Acoustic Water Leak Detector – Professional Indoor Underground Pipe Leak Detection Tool with Headset and Storage Case
Water Leak Detector, Lound Sound Alarm, Home Water Flooding Monitor Sink Overflow Monitoring Wet Moisture Alert Pipe Leakage Drip Detection Warning for Basement (Pack of 1)
Water Leak Detector, 100dB Water Sensor Alarm, Water Leakage Detection Devices for Home Pipe/Drain/Sink/Faucet Drip, Floor Flooding in Basement/Bathroom/Kitchen/Toilet
WER Water Leak Alarm Sensor, Battery Operated Leak Alert, 90dB Water Detector for Basements, Bathrooms, Laundry Rooms, Kitchens, Garages and All Office Areas (Shipped Without Battery, 2 Pack)
6
Water Leak Detector -Ourjob Water Alarm Surveillance Systems Water Detectors for Home Security, Kitchen，Bathroom, Basement (3PCS)
ourjob
8.7
7
Topvico Water Leak Sensor Detector Flood Alarm for Basement 120dB Work Alone Battery Operated 3 Packs
Topvico
8.4
8
Water Leak Detector -Ourjob Water Alarm Surveillance Systems Water Detectors for Home Security, Kitchen，Bathroom, Basement (2PCS)
ourjob
8.2
9
High/Low Water Level Alarm Detection, 120dB Red Strobe Alarm, Water Level Sensor (Adjustable Volume), 5M Long Probe Cable, Can Detect Overflow and Lack of Water
Shonmau
7.9
10
GuDoQi Water Alarm, Water Leak Detector, 130dB Super Loud Alarm, Battery Operated, Leak Sensor with 100cm Cable, Water Monitor to Prevent Water Damage For Kitchen, Cellar, Garage, Washer, Baseroom
GuDoQi
7.6
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