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Security System Sensors

Shop the best prices on 251 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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1 - 32 of 251
Wired Door Window Sensor Switch Magnetic Alarm 3Wire NC NO for Home Security 100V DC
$14.95 Save $7.00 RRP: $21.95
2 Pack Remote Controls for Access Control System Keyless Entry and Door Security
$16.95 Save $8.00 RRP: $24.95
Smart Door Window Sensor 2.4G WiFi Magnetic Open Close Detector Home Burglar Alarm for TUYA
$9.95 Save $4.00 RRP: $13.95
RF Detector Privacy Protection High Sensitivity Portable Camera Finder GPS Tracking Device Detector
$94.00 Save $25.00 RRP: $119.00
2Pcs Single Infrared Beam Sensor IP55 Protection Automatic Infrared Photocell Sensor Alarm for Gate Opener
$11.95 Save $5.00 RRP: $16.95
Camera Detector Vibration Alarm Portable High Accuracy IR Detector Scanner for Hotel
$15.95 Save $9.00 RRP: $24.95
10 Sets Recessed Wired Security Window Door Sensor DC100V Embedded Window Reed Switch for Alarm System
$18.95 Save $10.00 RRP: $28.95
Home Security Door Alarm 130dB Loud Siren with Magnetic Contact Sensor - 2 Pack for Windows and Doors
$24.95 Save $13.00 RRP: $37.95
Door opening sensor Window Door Alarm with Smart Function Smart Home Automation
$23.95 Save $11.00 RRP: $34.95
Vibration Sensor Module 10Pack Extended Trigger Time Robust Output Vehicle And Property Alarms Compatible
$16.95 Save $8.00 RRP: $24.95
ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm ZigBee Compatible
$20.95 Save $10.00 RRP: $30.95
Vibration Sensor Module Pack Of 10, Sensitivity, Strong Comparator Outputs For Relay And Alarm Modules
$14.95 Save $7.00 RRP: $21.95
WiFi Vibration Sensor Smart Life App Compatible RealTime Motion Detection Shock Alarm 3 Sensitivity Levels White
$26.95 Save $13.00 RRP: $39.95
Zigbee Vibration Sensor For Door And Window Security, Low Power, Notifications, Model ZG103ZL
$29.95 Save $15.00 RRP: $44.95
Smart WiFi Vibration Sensor Alarm RealTime Activity And Shock Detection Black Vibration Detector Smart Home Compatible
$20.95 Save $10.00 RRP: $30.95
Vibration Sensor Modules, 10Pack, Robust Output >15mA, Compact PCB, Relay Compatible, Alarm And Motion Detection
$14.95 Save $7.00 RRP: $21.95
ZIGBEE 3 0 Vibration Sensor For Wireless Smart Home Door And Window Monitoring Low Power Real Time Alerts
$24.95 Save $13.00 RRP: $37.95
Touch Sensor Wireless Anti-Theft Alarm with 120dB Sound for Hotel Door Knobs, Battery-Operated Security System
$26.95 Save $13.00 RRP: $39.95
433MHZ Wireless Infrared Detector Alarm 110° PIR Sensor 25KG Pet Immune Security Alarm
$14.95 Save $3.00 RRP: $17.95
Smart Vibration Sensor for Home Security Compatible with Tuya App, Real Time Alerts and Custom Settings
$33.95 Save $17.00 RRP: $50.95
Door Window Alarm Sensor Set Magnetic Security for Home Office Intrusion Alert
$99.00 Save $50.00 RRP: $149.00
130dB Wireless Security Alarm System for Doors and Windows with Magnetic Sensors and Easy Installation
$18.95 Save $10.00 RRP: $28.95
Vibration Sensor For Wireless Door And Window Security Motion Alerts Home Assistant Compatible
$27.95 Save $14.00 RRP: $41.95
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
$24.95 Save $13.00 RRP: $37.95
5 Sets Recessed Magnetic Switch DC100V 10W NO NC Door Sensor Window Reed Switch for Alarm System Access Control
$15.95 Save $5.00 RRP: $20.95
Freezer Door Alarm with Adjustable Voice Warnings - Window Sensor for Garage and Cellar Door Closing Reminder
$20.95 Save $10.00 RRP: $30.95
Parking Assistant Alarm Wall Mounted Garage Parking Sensor with 3-Color LED Traffic Light for Timely Detection and Flashing Signal
$64.00 Save $30.00 RRP: $94.00
Refrigerator Door Alarm Open Alarm with Adjustable Voice Notifications Window Sensor, Voice Warning Door Lock Reminder for Garage Cellar
$20.95 Save $10.00 RRP: $30.95
Freezer Door Alarm Adjustable Voice Warnings Window Opening Alarm With Window Sensor Door Closing Reminder For Garage Cellar
$20.95 Save $10.00 RRP: $30.95
Freezer Door Alarm With Door Opener Sensor And Voice Alert Compact Sensor For Window And Room Home Or Office
$20.95 Save $10.00 RRP: $30.95
Freezer Door Alarm Compact Voice Alert Door Sensor For Home, Office, School, And Rooms With Windows
$23.95 Save $12.00 RRP: $35.95