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Amazon Best Sellers
Our most popular products based on sales. Updated frequently.
Best Sellers in Water Detectors & Alarms
#1
Govee WiFi Water Sensor 3 Pack, Smart Water Leak Detector, 100dB Adjustable Alarm Suit for Home and Basement, Water Leak Alert with Email & APP Push
4.3 out of 5 stars
13,613
2 offers from
$43.74
#2
Moen 900-001 Flo Smart Water Monitor and Automatic Shutoff Sensor, Wi-Fi Water Leak Detector for 3/4-Inch Diameter Pipe
3.9 out of 5 stars
1,554
9 offers from
$310.18
#3
THE BASEMENT WATCHDOG Model BWD-HWA 110 dB Battery Operated Water Alarm
4.7 out of 5 stars
7,873
13 offers from
$12.00
#4
Water Leak Detector Sensor Alarm: Home Water Flooding Monitor Smart Sink Overflow Monitoring Adjustable Wet Moisture Alert Pipe Leakage Drip Detection Warning for Basement Floor
4.5 out of 5 stars
962
1 offer from
$11.99
#5
YoLink Hub + 4 Leak Sensors, Smart Home Starter Kit, Water Leak Detection, LoRa Up to 1000ft Range, Battery Powered, Compatible with Alexa, IFTTT, Home Assistant
4.6 out of 5 stars
4,003
5 offers from
$61.83
#6
Winees WiFi Water Leak Detector, 3 Pack Water Sensors with 100dB Adjustable Alarm, Leak Alert Email&SMS Notification, 100M Transmission for Basement, Bathroom, Laundry, IFTTT, S1 Plus, 2.4G WiFi Only
4.6 out of 5 stars
591
1 offer from
$59.99
#7
Govee Water Leak Detectors 5 Pack, 100dB Adjustable Audio Alarm Sensor, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included)
4.6 out of 5 stars
5,247
1 offer from
$49.99
#8
Moen White Flo Smart Water Leak Detector, Water Sensor Alarm for Home, 3-Pack, 920-005
3.7 out of 5 stars
2,351
20 offers from
$82.79
#9
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, Model SWS54
4.6 out of 5 stars
881
2 offers from
$43.75
#10
fansitc Water Leak Detectors 5 Pack, 120dB Loud Water Leak Sensor, Fansitc Wireless Water Leakage Alarm, IP66 Waterproof Water Alarm Sensor Device for Home Bathroom, Sink, Laundry, Window, Floods
4.9 out of 5 stars
682
2 offers from
$39.99
#11
GoveeLife WiFi Water Ieak Detector 2 for Home, Smart Water Ieak Sensor 4 Pack with 100dB Adjustable Alarm and App Alerts, Wireless Detector with 1312 ft Transmission for Basement, Kitchen, Bathroom
4.5 out of 5 stars
786
1 offer from
$89.99
#12
Geevon 2 Pack Water Leak Detectors, 100dB Water Sensor Alarms Flood Detector for Basements, Bathrooms, Laundry Rooms, Kitchens, Garages, and Attics, Water Alarms Battery-Operated (Battery Included)
4.6 out of 5 stars
1,515
1 offer from
$12.99
#13
SimpliSafe Water Sensor Alarm - Flood Detection - Compatible with Gen 3 Home Security System
4.7 out of 5 stars
1,608
3 offers from
$19.49
#14
Fansitc Water Leak Detectors Sensor Alarm 5 Pack, 120dB Loud Water Leak Sensor, Wireless Sensitive Water Alarm, IP66 Waterproof Water Alert Device for Home Bathroom, Sink, Laundry, Window, Basement
4.9 out of 5 stars
123
3 offers from
$33.99
#15
Govee Water Detectors 2 Pack, 100dB Adjustable Audio Alarm Sensor, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included)
4.6 out of 5 stars
4,681
1 offer from
$22.99
#16
Flood Buzz Water Leak Alarm; Water Leak Detector for Homes and Businesses; Reusable with Factory Installed Battery - 3 Pack
4.5 out of 5 stars
1,869
2 offers from
$18.07
#17
Aqara Water Leak Sensor Kit - 3 Pack, Requires AQARA HUB, Wireless Water Leak Detector, Wireless Mini Flood Detector for Alarm System and Smart Home Automation, for Kitchen Bathroom, Works with IFTTT
4.4 out of 5 stars
2,590
3 offers from
$49.90
#18
D-Link DCH-S1621KT Wi-Fi Water Leak Sensor and Alarm Starter Kit, Whole Home System with App Notification, AC Powered, No Hub Required (DCH-S1621KT), White
4.1 out of 5 stars
351
1 offer from
$64.99
#19
Flume 2 Smart Home Water Monitor & Water Leak Detector: Detect Water Leaks Before They Cause Damage. Monitor Your Water Use to Reduce Waste Installs in Minutes, No Plumbing Required
4.0 out of 5 stars
1,727
4 offers from
$198.99
#20
Kidde WiFi Water Leak Detector & Freeze Alarm, Alexa Device, Smart Leak Detector for Homes with App Alerts,White
4.2 out of 5 stars
400
59 offers from
$15.99
#21
5 Pack Water Leak Detectors for Home, 100dB Water Sensor Alarm for Basement, Water Leakage Detection Devices for Pipe/Drain/Sink/Faucet Drip, Floor Flooding in Bathroom/Kitchen/Toilet/Laundry Room
4.6 out of 5 stars
135
1 offer from
$39.89
#22
YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 4 with 105dB Audio Alarm 4-Pack, SMS/Text, Email & Push Notifications, Freeze Warning, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT
4.6 out of 5 stars
206
3 offers from
$64.53
#23
fansitc WiFi Water Leak Detector for Home 5pack, 120dB Adjustable Alarm, Smart Water Sensor Alarm, Wireless Water Leak Alert with App Notification, 5 Sensors & 1 Gateway for Bathroom,Laundry,Kitchen
4.8 out of 5 stars
86
2 offers from
$59.99
#24
Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm/Water Leak Sensor with Dual Leak Alarms 90Db Audio/Battery Powered (2 Pack) Batteries Not Included (72311) White
4.6 out of 5 stars
733
2 offers from
$29.99
#25
Diversitech Wet Switch Flood Detector, 8" x 1.55" x 9.6" (WS-1)
4.6 out of 5 stars
337
15 offers from
$49.99
#26
Topvico Water Leak Sensor Detector Flood Alarm for Basement Moisture 120dB Work Alone Battery Operated 3 Packs
4.4 out of 5 stars
1,534
1 offer from
$15.29
#27
YoLink Water Leak Sensor 3-Pack, LoRa Up to 1/4 Mile Open-Air Range Smart Water Leak & Flood Detector, SMS/Text, Email & Push Notifications, w/Alexa, IFTTT, Home Assistant - YoLink Hub Required
4.7 out of 5 stars
1,102
2 offers from
$47.99
#28
YoLink Water Leak Detector 4 with 105dB Audio Alarm, Freeze Warning, App Push, Email Alerts and Limited Text - Smart Water Sensor Alarm w/ Alexa, IFTTT - 1/4 Mile Long Range, Hub Required
4.8 out of 5 stars
53
2 offers from
$19.99
#29
GoveeLife Water Leak Detectors 5 Pack, 100dB Adjustable Audio Alarm and Leak and Drip Alerts, Detector for Home, Bedrooms, Basement, Warehouse, Cabin/RV
4.3 out of 5 stars
135
1 offer from
$89.99
#30
YoLink Water Leak Sensor, LoRa Technology, Battery Powered, White, for Indoor Use
4.7 out of 5 stars
747
2 offers from
$16.99
#31
THE BASEMENT WATCHDOG Model BW-WA360 110 dB Battery Operated Water Alarm
4.6 out of 5 stars
122
13 offers from
$18.99
#32
eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase 2 and 3, Optional 24/7 Protection Service, App Control
4.7 out of 5 stars
116
1 offer from
$34.99
#33
Eve Water Guard - Smart Home Water Leak Detector, 6.5 ft Sensing Cable, 100 dB Siren, (Apple HomeKit), App Notifications, Bluetooth, Thread
4.7 out of 5 stars
146
8 offers from
$75.23
#34
Water Leak Sensor 4 with 105dB Audio Alarm 3-Pack, SMS/Text, Email & Push Notifications, Freeze Warning, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Hub Required!
4.7 out of 5 stars
64
2 offers from
$54.99
#35
THIRDREALITY Zigbee Water Leak Sensor with Dripping Detection,120dB Alarm,App Notifications Enabled When Work with Home Assistant and Compatible Zigbee HUB Like SmartThings,Aeotec or Third Reality Hub
4.3 out of 5 stars
522
1 offer from
$20.99
#36
Risinglink Smart Water Level Monitor, WiFi-Enabled, Text/Email Alerts, Indoor/Outdoor Detector, Battery Powered, Stainless Steel Float Sensor
4.4 out of 5 stars
55
1 offer from
$94.99
#37
FloodStop Washing Machine Leak Detector Kit with Automatic Water Shut-Off and Visual/Audible Alarms, 3/4" 90deg, Hot & Cold Valves
4.5 out of 5 stars
400
3 offers from
$242.82
#38
Topvico Water Leak Detector, 120dB Loud Siren, Powered by 9V Battery (not include), Sensor Alarm for Kitchen Basement Water Heater, 5 Pack
4.7 out of 5 stars
368
1 offer from
$22.95
#39
First Alert L1 Wi-Fi Water Leak and Freeze Detector (Cable not included)
3.9 out of 5 stars
65
5 offers from
$46.03
#40
Resideo RWD21 Reusable Water Leak Alarm
4.3 out of 5 stars
2,362
8 offers from
$10.99
#41
TP-Link Tapo Smart Water Leak Detector, Requires Tapo Hub, Water Leak Sensor Wi-Fi with Rapid Dripping Detection, 90dB Adjustable Alarm, App Alerts, Compatible with Alexa and Google Home Tapo T300
4.2 out of 5 stars
30
1 offer from
$19.99
#42
meross Smart Water Sensor Alarm 3 Pack, WiFi Water Leak Detector Support Apple HomeKit, SmartThings, IP67 Waterproof with App Alerts, Alarm, 100M Range for Home Basement Kitchen (Meross Hub Included)
3.9 out of 5 stars
66
2 offers from
$72.99
#43
MOCREO SW2 Water Leak Detector Sensor with 95dB Alarm, Hub Required, No Subscription Fee, Home Wireless Flood Monitor for Basement, Laundry, Pipe Leakage, Sink Overflow
4.6 out of 5 stars
50
1 offer from
$19.99
#44
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, 4 Pack)
4.5 out of 5 stars
1,276
1 offer from
$21.97
#45
YoLink Smart Home Starter Kit: SpeakerHub & Water Leak Sensor 4 with 105dB Audio Alarm 3-Pack, SMS/Text, Email & Push Notifications, Freeze Warning, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT
4.7 out of 5 stars
97
3 offers from
$57.01
#46
YoLink Water Leak Sensor 2,1/4 Mile World's Longest Range Smart Home Water Leak Sensor,Water Leak Detector with Built-in Siren Up to 105dB,Works with Alexa and IFTTT-YoLink Hub Required,YS7904-UC
4.5 out of 5 stars
346
2 offers from
$29.99
#47
Water Sensor Alarm Leak Detector: 120db Water Leak Detector, Water Sensor Alarm for Home Basement Floor, Flood Leakage Drip Water Detection Alert Devices
4.8 out of 5 stars
60
1 offer from
$37.99
#48
YoLink LoRa Smart Water Level Monitoring Sensor, Wireless Battery-Powered Float Switch Alarm, Sump Pump Alarm, AC Condensate Overflow, Tank Level, Toilet Leak Sensor, 105dB Siren, YoLink Hub Required
3.9 out of 5 stars
54
3 offers from
$34.99
#49
Kidde WiFi Water Leak Detector & Freeze Alarm, Alexa Device, Smart Leak Detector for Homes with App Alerts, 4 Pack
4.1 out of 5 stars
39
7 offers from
$87.49
#50
Watts A2C-SC Series Intelliflow 1/2" Washing Machine Smart Water Shutoff Valve with Leak Sensor, Inlet Adapters, Without Wall Box, Automated Flood Detection with Real-Time Text and E-mail Alerts
3.4 out of 5 stars
73
9 offers from
$115.22
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