Household Sensors & Alarms
Hercules 3 in 1 Mini Personal Alarm with PIR Motion Sensor and LED Flashlight, 2.6 inch x 1.5 inch, Black - PS1035
$18.07
View Deals
NEARTOP Household Natural Gas Detector Alarm - Liquefied Petroleum Gas Detector - Combustible Gas Leak Detector
$23.98
View Deals
Zircon 68638 Leak Alert Plus LED Electronic Water Detector Home Pack , Batteries Included, 5 Pack, LED and Audio
$33.99
View Deals
D-Link DCH-S160 mydlink Wi-Fi Water Sensor
$59.99
Avg. Savings $27.55
SimpliSafe Wireless Home Security System with Easy DIY Setup: Complete Home Protection with 24/7 Alarm Monitoring & No Contract (White, 5 Pieces)
$61.99
View Deals
Refrigerant Freon Leak Detector Kit for Home, Portable CFCs HCFCs HFCs Refrigerant Leak Halogen Gas Leakage Detect Tester Checker
$18.99
View Deals
Homesafe Safety Beam Laser Motion Detector Sensor & Alert
$29.99
View Deals
48-melody Wireless Doorbell - Set of 2 with Wireless Receiver to Place Anywhere Inside Your Home
$21.98
Avg. Savings $0.41
Honeywell RWD41 Water Defense Water Sensing Alarm
$68.49
Avg. Savings $25.44
DiversiTech UA-1 Universal Alarm for 24V AC
$18.66
View Deals
MIMOLite - Z-wave Multi-Input/Output Dry Contact Bridge
$39.95
View Deals
RadonAway Air Flow Alarm
$59.19
View Deals
EDWARDS SIGNALING EGCF-HDVM Horn Strobe,Marked Fire,Multi-CD,Ceiling
$112.25
Avg. Savings $12.48
Sungwoo LED Water Alarm Detector Waterproof Water Leak Detector, Battery Operated (Grey) (two pack)
$13.99
View Deals
Big Rig Truck Alarm Clock with Moving Wheels, Truck Sounds and Working Lights
$21.98
View Deals
Everspring ST812 Z-Wave Wireless Flood Detector
$189.84
View Deals
Sump Pumping Liquid Level Controller Float Switch AC 110-240V 15A
$13.49
View Deals
50 Ft Cat 5 Cable for WaterCop Switch (Not Included)
$21.81
View Deals
Camco Gas Leak Detector w/ Dauber
$20.01
Avg. Savings $4.10
Wireless Water & Temperature Sensor White w/ Buzzer; Cert ID: ZC08-09050007
$25.00
View Deals
Zircon 68637 Leak Alert Plus LED Electronic Water Detector Contractor
$56.50
Avg. Savings $23.38
First Alert WA100-3 Water Alarm, 3-Pack
$125.00
View Deals
Edwards Signaling 2452THS-15/75-R HORN/STROBE TEMPORAL
$106.99
Avg. Savings $30.76
BW Technologies 2 Year GasAlertClip Extreme Portable Hydrogen Sulfide Monitor
$109.60
View Deals
Power Guard Multi-Outlet Extension Cord, White
$12.99
View Deals
PEAKMETER MS8236 Auto Range Auto Power off Digital Multimeter with Temperature Test and Data Logger
$61.99
View Deals
Edwards Signaling 340-10N5 Bell 10" 120V60HZ
$165.00
View Deals
Skylink SC-1000 Complete Wireless Alarm System
$189.37
View Deals
First Alert Wa100 Battery Operated Water Alarm
$43.99
View Deals
Security Alarm Cable 22/6 Stranded Shielded Access Control Intercom Speaker Wire
$64.91
Avg. Savings $22.65
Control Products FreezeAlarm Dialer Temperature Alarm FA-700 with 1 phone voice message notification / monitor for low or high temperature extremes / No monitoring fees
$294.99
View Deals
Honeywell RCHWES4/U Wi-Fi Water Leak Detector Rope Sensor
$38.10
Avg. Savings $4.40
Keyweer Portable Combustible Natural Gas Detector Gas Sniffer with Sound Light Alarm Leak Detector
$29.99
View Deals
The Smart WaterTM Wireless Water Level Monitoring System
$569.00
Avg. Savings $56.60
OPCC 6pcs Non-magnetic Steel Fine Curved Tip Tweezers Forceps Anti-static ESD 10 11 12 13 14 15 SMD chip,1PCS Opcc Sticky Notes included
$6.99
View Deals
Freezing Temp Alert, Freeze Warn Light: FLASHES below 42°F
$69.95
View Deals
Robinair TIF8800X Combustible Gas Detector
$421.28
Avg. Savings $8.03
Tough, Waterproof, USA Made: Hydrogen Sulfide Detector, Meter & Monitor - H2S Detector, Sensor (H2S Inspector by Sensorcon)
$89.00
View Deals
FloodStop FS-3/4-C Automatic Valve for Water Heater
$195.43
View Deals
Honeywell RWD11 Water Alarm
$5.98
View Deals
GXG-1987 A9800A Handheld Combustible Gas Detector Gas Leak Location Tester with Sound and Light Alarm
$29.99
View Deals
Led Coloring Changing Pens - Set Of 6
$5.97
View Deals
Delta Faucet LEAKX1 Leak Detect Wifi Water Detector (1pk), White
$79.99
Avg. Savings $6.60
Generic Wireless Home Door Window Burglar Safety Security Alarm System Magnetic Sensor Pack 10
$15.99
View Deals
Ocr TM 6 Pack Wirless Home Window/Door Security Alarm 6 Pack
$10.99
View Deals
2GIG Compatible Wireless Thin Door Window Contact Sensor Magnet w/ 3M Mounting Tape / Hardware & Battery Included 345 Mhz - Various Colors Available (White)
$9.99
View Deals
BrassCraft BCGLD01 X6 Safety Plus Portable Gas Leak Detection Wand
$89.99
View Deals
WallyHome Multi-Sensor, Connected Home Monitoring Accessory
$33.94
View Deals
Bulk Buys 603217 Wholesale Flashing Led Light Parking Safety Sensor X
$14.97
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.
© 2025 Capital One Shopping
