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Security System Sensors

Shop the best prices on 116 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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65 - 96 of 116
WiFi Door Alarm Sensor With Magnetic Sensor Zigbee Compatible Tuya Smart Home Security Door Sensor
$48.95 Save $25.05 RRP: $74.00
Door Open Sensor Alarm, WiFi Magnetic Contact Alarm for Windows and Doors, Smart Wireless Security Device Compatible with Tuya
$20.95 Save $10.00 RRP: $30.95
WiFi Door Window Contact Sensor Wireless Alarm for Smart Home Remote Control No Hub Required for Doors and Windows
$25.95 Save $12.00 RRP: $37.95
120DB Loud Door Knob Anti Theft Security Alarm Wireless Touch Sensor 9V Powered Ideal For Home Office Factory
$16.95 Save $8.00 RRP: $24.95
Tuya Smart Zigbee Door Magnet And Light Sensor, Window Open Detection, ABS, Memory Lighting, Alarm Sensor, 1 Set
$64.00 Save $30.00 RRP: $94.00
Intelligent magnetic contact sensor for ZigBee, wireless security detector for home alarm system with realtime monitoring, batterypowered
$23.95 Save $12.00 RRP: $35.95
Alarm Touch Sensor 120 DB Wireless Security Door Knob Alarm for Home Office Shop Bank Portable Anti-Theft Black
$20.95 Save $10.00 RRP: $30.95
Smartthings Multipurpose Sensor, Know If Windows And Doors Are Open, Single Smart Things
$43.95
Wifi Wireless Security Sound And Light Alarm Alarm,0780
$64.00 Save $65.00 RRP: $129.00
Wall Mounted Garage Parking Sensor with 3Colour LED Traffic Light
$64.00 Save $30.00 RRP: $94.00
Door monitoring sensor Wireless smart door alarm Home security, Smart home, Magnetic sensor, App notification
$42.95 Save $21.05 RRP: $64.00
5 Mini White Recessed Door Contacts NC Security Alarm Sensors for Windows and Doors with Magnetic Reed Switch Compatibility
$15.95 Save $6.00 RRP: $21.95
Extremely Loud Wireless Alarm Door Handle Alarm 120dB Wireless Home Security Touch Door Sensor Anti Theft Security Alarm
$17.95 Save $9.00 RRP: $26.95
Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security System, Weatherproof, Indoor/Outdoor Use
$59.00 Save $25.00 RRP: $84.00
Waterproof Dual Beam Sensor Active Infrared Intrusion Detector IR 100m Outdoor Perimeter Wall Barrier Fence for GSM Alarm
$39.95
Window alarm sensor: Alarm at decibels, magnetic safety trigger, wireless, portable, doorbell mode for doors and windows
$17.95 Save $9.00 RRP: $26.95
Yale Pet PIR Motion Detector Sensor Pet Friendly for SR & EF Alarms 868MHz Yale
$20.95
Wireless robust door window sensor control detector multipurpose security alarm Smart Life household accessories
$74.00 Save $35.00 RRP: $109.00
Door magnetic contact wireless sensor detection switch suitable for home garage alarm security
$14.95 Save $8.00 RRP: $22.95
Yale 3 Pack Yale PIR Motion Detector Sensor for Yale HSA Alarms 433MHz Yale
$64.00
Advanced Indoor Air Quality Tester with TUYA WiFi, 9in1 Sensor (White)
$59.00 Save $25.00 RRP: $84.00
120 dB Wireless Touch Sensor AntiTheft Security Alarm Loud Door Knob
$19.95 Save $9.00 RRP: $28.95
Hidden door sensor detector window security for home security burglar alarms with low false alarms
$14.95 Save $8.00 RRP: $22.95
Refrigerator Door Alarm Freezer Alert, Compact Sensor with Voice Alarm for Home, Business, School, and Rooms with Windows
$31.95 Save $15.00 RRP: $46.95
120dB Mini Home Alarm Security Door Stop Safety Travel Portable Anti-theft Sensor Stainless Wedge-shaped Alarm
$7.95
Smart Door Window Sensor 1-Set, Smart Home Door Alarm Kit, Door And Window Intrusion Alarm System
$17.95 Save $9.00 RRP: $26.95
Smart CloseDoor Notification, EnergySaving Window Sensor, Security Monitoring
$20.95 Save $11.00 RRP: $31.95
433MHz Door Magnetic Wireless Sensor Detector Switch For Home Garage Alarm Security, Compatible With 433MHz Receivers
$14.95 Save $8.00 RRP: $22.95
Blood Glucose Sensor Stickers 10 Pack Waterproof Non Slip Adhesive For Small Electronic Dynamic Sensors
$14.95 Save $8.00 RRP: $22.95
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 $30.00 RRP: $94.00
PM2.5 Sensor. The precision dust PM2.5 sensor can the PMS3003 environmental sensor D3.
$79.00 Save $40.00 RRP: $119.00
Freezer Door Alarm Smart Door Sensors Voice Alarm Sensor for Windows, Rooms, Stores, Homes, Schools, Businesses, Security
$74.00 Save $35.00 RRP: $109.00