Household Sensors & Alarms

Categories

〈Tools & Home Improvement

Household Sensors & Alarms

Gas Detectors & Alarms

Water Detectors & Alarms

Price

Brands

SimpliSafe Wireless Home Security System with Easy DIY Setup: Complete Home Protection with 24/7 Alarm Monitoring & No Contract (White, 5 Pieces)

$172.99

View Deals
BW Technologies GA-PA-1-NA Replacement Power Adaptor, For GasAlert Detectors

$40.95

View Deals
Asbestos- Asbestos Inspector in a Box

$22.00

View Deals
MTI Industries 30-442-P-WT Propane Gas Alarm - White

$56.49

Avg. Savings $2.41
Topvico Flood Alarm Water Leak Sensor Detector 130dB Work Alone Home Security 3 Pack

$15.29

View Deals
SABRE Water Leak Alarm

$14.99

View Deals
E-SDS Water Leak Detector with Shutoff Valve,Sensors and Sounds Alarm,Automatic Water Leak Shut off Valve System,For Pipes 3/4 NPT,Flood Prevention for Laundry,Water Heaters and More

$105.99

View Deals
MarCELL 500 Cellular monitoring system

$119.95

View Deals
Honeywell RWD21 Water Leak Alarm

$10.99

View Deals
SafeTAlert MTI 30-441-P 12V White Surface Mount LP (Propane) Gas Detector

$64.33

Avg. Savings $4.91
Onsite Pro FS3/4H Washing Machine FloodStop with Straight Valves

$286.72

View Deals
Flood Buzz Water Leak Detector Sounds Alarm (Set of 3)

$25.99

View Deals
Blue Sea Systems 8247 AC Digital Multimeter with Alarm

$285.44

View Deals
BW Technologies 2 Year GasAlertClip Extreme Portable Hydrogen Sulfide Monitor

$122.00

View Deals
Flume Smart Home Water Sensor - Monitors Water Usage and Lawn Sprinklers - Leak Detector - No Pipe Cutting, Easy Install, WiFi

$129.00

View Deals
Rectorseal 83626 2 EZ Trap 626 Overflow Switch

$35.26

View Deals
PumpSpy PSO1000 Wi-Fi Sump Pump Smart Outlet

$123.77

View Deals
Alarm Lock Pilfergard 95 Decibel Dual Piezo Siren Surface Mount Door Alarm, 9V Battery, Metallic Silver Finish

$165.58

View Deals
Edwards Signaling 340-4N5 4" Vibrating Bell, Continuous Ringing, 98/88 db, Diecast Housing, 120V AC, Gray

$173.99

Avg. Savings $68.80
Wsdcam Door and Window Alarm for Home Antitheft Alarm Systems Magnetic Sensor Time Delay Alarm(10-Pack), Loud 110 dB

$39.99

View Deals
Allegro Industries 9401‐20 Deluxe Manhole Lid Lifter

$217.99

Avg. Savings $60.95
MTI Industries 20441PWT 12V Propane/Gas Detector, White

$58.84

View Deals
Floodstop Individual Water Appliance Additional Water Sensor XS-01

$39.21

Avg. Savings $10.02
Level Sense Pro - WiFi Sump Pump and Flood Alarm, Power Fail, Temperature and Humidity Monitor. Text Messaging Alarms. Historical Data

$199.99

View Deals
Control Products Deluxe FreezeAlarm Custom Dual Temperature Power Alarm FA-D2 with Remote Switch and Aux. Input with voice message to 3 numbers / Quick Status Check

$249.99

View Deals
2pk 2.4V Gas Meter Battery for TIF 8800 Combustible Gas Detector FAST USA SHIP

$23.95

View Deals
FloodStop FS-3/4-C Automatic Valve for Water Heater

$247.47

View Deals
Onsite Pro FS3/8CD Sink (Hot and Cold) FloodStop with 3/8 Inch Compression Valves

$276.57

View Deals
Zircon Leak Alert WiFi - Smart Electronic Water Detector Alarm with Email, Audio and Visual Alerts - Battery Included

$39.98

Avg. Savings $5.93
Zoeller 10-4013 APak Z Control Enabled Indoor Alarm System, N/A

$309.05

View Deals
KETOTEK Digital Thermometer Temperature Meter Gauge Waterproof Sensor Probe Aquarium Car Water PC Case Temp meter Celsius/Fahrenheit Display C/F PC MOD

$9.99

View Deals
ALARM CONTROLS 600S MAGNETIC DOOR LOCK 600LB

$145.29

View Deals
Fire Alarm Bell 6" 120VAC Alarm Bell

$79.00

View Deals
Water Alarm - Leak Puppy Electronic Leak Detector - Finds Leaks Before Damage

$17.95

Avg. Savings $5.51
WE Furniture Reclaimed Wood Entry Bench in Amber - 42"

$299.55

View Deals
Water Alarm - Leak Bug Electronic Leak Detector - Detects as little as 1/32" of water- Set of 3 Water Alarms

$39.95

View Deals
Homesafe Safety Beam Laser Motion Detector Sensor & Alert

$29.99

View Deals
Alarm Lock S6045 Standard Key Override Lock Body Complete

$256.23

View Deals
Pool Alert

$24.99

Avg. Savings $9.74
Yosoo Halogen Gas Freon CFC HFC Refrigerant Leak Detector Hvac R134a R410a R22a

$17.52

View Deals
LeadCheck LC-2SDC Disposable Non-Staining Lead Detection Swabs, 2 Per Pack

$13.74

View Deals
Centralite 3315-C Water Sensor (Works with Smartthings), White

$14.96

View Deals
Danfos 013G8252

$119.99

Avg. Savings $32.48
Pro-Lab MO109 Mold Do It Yourself Test Kit - 2 Pack

$42.18

View Deals
Supco WG1 Water Guard Economical Water Alarm, 90 db alarm, 9 VDC battery

$18.96

View Deals
SGILE Combustible Natural Gas Detector Portable Gas Leak Detector Tester with Sound Light Alarm Gas Sniffer

$29.99

View Deals
Portable Gas Leak Sniffer Detector (Batteries Included) Propane/Methane/Combustible Sensor Alarm Tester with Sound Light Warning | CE Certified | SGS UKAS Certified

$19.90

Avg. Savings $5.18
Drive Medical 3 Wheel Rollator

$119.32

View Deals
Shackcom Water Leak Detector with Audio and Light Sensor Alarm, Wireless & Water-Proof, 110 dB, Battery-Powered (Second Generation)

$12.99

View Deals

Capital One Shopping gets you better offers, automatically applies coupon codes at checkout, and lets you know when prices drop on products you've viewed and purchased.

© 2026 Capital One Shopping

Privacy PolicyTerms of ServiceHelp CenterAI InstructionsAdvertise With UsCapital One
Get Capital One ShoppingResearchSitemap

© 2026 Capital One Shopping

Capital One Shopping gets you better offers and automatically applies coupon codes at checkout.

Privacy PolicyTerms of ServiceHelp CenterAI InstructionsAdvertise With UsResearchCapital OneSitemap