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Security System Sensors

Shop the best prices on 653 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Yale and Smart Things. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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193 - 224 of 653
Smart Vibration Sensor Compatible with Tuya App, Instant Motion Alerts, Smart Sensitivity Control
$29.95 Save $15.00 RRP: $44.95
Smart WiFi Vibration Sensor for Door and Window Security with Adjustable Sensitivity and App Control
$23.95 Save $12.00 RRP: $35.95
Smart Door and Window Sensor with App Control and RealTime Alerts for Home Security Black
$15.95 Save $7.00 RRP: $22.95
Smart Vibration Sensor with WiFi Window Door Alarm, RealTime Alerts, Home Security Detector
$22.95 Save $11.00 RRP: $33.95
Door Monitoring Sensor Wireless Door Opening Detector Magnetic Security Accessory App Alerts When Door Opens Smart Home
$44.95 Save $24.05 RRP: $69.00
Door Window Sensors Open/Close Detection Wireless Magnetic Sensor Smart Life Compatible Multifunctional Security Alarm
$22.95 Save $12.00 RRP: $34.95
Trip Wire Alarm with Weatherproof Construction, 25m/82ft Perimeter Security Alert for Camping Survival
$16.95 Save $8.00 RRP: $24.95
Parking Assistant Alarm Wall Mounted Garage Parking Sensor with 3-Color LED Traffic Light for Timely Detection and Flashing Signal
$64.00 Save $35.00 RRP: $99.00
Freezer Door Alarm Compact Voice Alert Door Sensor For Home, Office, School, And Rooms With Windows
$24.95 Save $12.00 RRP: $36.95
5m Wired Magnetic Door Sensor for Roller Shutter and Garage Doors with NdFeB Lock and Long Life
$15.95 Save $7.00 RRP: $22.95
Wireless Door Window Alarm 125dB Loud Security Sensor Easy Install for Home Travel 3 Pack
$27.95 Save $12.00 RRP: $39.95
433MHz Wireless Door Sensor with Reliable Magnetic Detection for Home Security Alarm Systems
$50.95 Save $23.05 RRP: $74.00
5Pcs Magnetic Door Contact Sensor Normally Closed Zinc Alloy Alarm Switch for Garage and Window Security
$38.95 Save $20.05 RRP: $59.00
Door Magnetic Contact Wireless Sensor Detection Switch For Home Garage Security System Wireless Door Sensor
$15.95 Save $8.00 RRP: $23.95
5 Pairs MC38 Wired Door Window Magnetic Sensor Contact Switch for Home Security Alarm
$21.95 Save $10.00 RRP: $31.95
Wireless Door Window Sensor And Control Detector, Rugged Multi-Purpose Security Alarm, Smart Life Compatible
$74.00 Save $40.00 RRP: $114.00
433MHz Door Magnetic Contact Wireless Sensor Detection Switch for Home Office Alarm Security Wireless Door Sensor
$19.95 Save $9.00 RRP: $28.95
Window Alarm Sensor: High-Decibel Alarm, Magnetic Safety Trigger, Wireless, Portable, Door/Window Bell Mode
$18.95 Save $9.00 RRP: $27.95
WiFi Refrigerator Door Alarm with Smart App Alerts, Adjustable Delay, 120dB Siren Light for Fridge or Freezer
$21.95 Save $10.00 RRP: $31.95
Vibration Sensor Detection For App Notification Alarm Compatible With Mobile Apps Compact Size
$34.95 Save $17.00 RRP: $51.95
Smart Vibration Sensor with WiFi, Adjustable Sensitivity and App Alerts for Home and Office Security
$19.95 Save $10.00 RRP: $29.95
Zigbee Smart Light Sensor with APP Control, 180° Wide Range, Low Battery Alert
$27.95 Save $14.00 RRP: $41.95
Fake TV Simulator with Light Sensor – deters burglars by mimicking real TV activity, ensuring home security when you're away. Ref: 2591
$64.00 Save $35.00 RRP: $99.00
WiFi Smart Alarm Button for Home Security SOS Signal, Rechargeable Battery, IPX4 Water Resistant, Google Assistant Compatible
$24.95 Save $12.00 RRP: $36.95
Home Security Camera System Kit with Door Magnetic Sensor, 2.5K WiFi, Motion Detection, TwoWay Talk
$36.95 Save $17.05 RRP: $54.00
Bett Sensor Alarm for Seniors Intelligent Wireless Alarm Bell, EnergyEfficient Call Device for Elderly Adults, Children, and Bedwetters
$37.95 Save $21.05 RRP: $59.00
Waterproof Non-Slip Adhesive Patches for Blood Glucose Sensor, 10 Pack for Secure Wear
$15.95 Save $7.00 RRP: $22.95
Alarm Sensor Mount Wall Bracket 10Pcs Adjustable Holder for Home Security Devices and Motion Detectors
$19.95 Save $9.00 RRP: $28.95
Wired Door Window Sensor Pair with 330mm Cable for Home Alarm System N.C Magnetic Switch
$15.95 Save $7.00 RRP: $22.95
Vibration Sensor Compatible With Smart Automation, Wireless IoT Home Security Sensor
$34.95 Save $17.00 RRP: $51.95
Vibration Sensor Wireless Shock Detector Adjustable Sensitivity Compatible With Home Security Monitoring
$21.95 Save $10.00 RRP: $31.95
Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security System, Weatherproof, Indoor/Outdoor Use
$59.00 Save $30.00 RRP: $89.00