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Security System Sensors

Shop the best prices on 578 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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353 - 384 of 578
1 Pair RC33 Recessed Door Magnetic Sensor Home Security Alarm Flush Mount Contact Switch DC 100V
$14.95 Save $8.00 RRP: $22.95
Power Outage Alarm 120dB Loud Siren with LED Indicator for Home Office 220V Power Failure Alert
$14.95 Save $8.00 RRP: $22.95
Door Contact Sensor Pack of 10, Wired Magnetic Reed Switch for Wooden Doors, Hidden Recessed Mount
$35.95 Save $17.00 RRP: $52.95
Door and Window Alarm with 120dB Chime, Magnetic Sensor for Kids Safety and Home Security
$14.95 Save $8.00 RRP: $22.95
Window Door Vibration Alarm with Smart Sensitivity Control and Long Standby for Home Security
$20.95 Save $10.00 RRP: $30.95
Wireless Door and Window Alarm Sensor with Sensitivity Magnetic Design for Home and Office Security
$14.95 Save $8.00 RRP: $22.95
Infrared Beam Sensor Outdoor Alarm Weatherproof Single Beam for Home Door and Window Security
$20.95 Save $10.00 RRP: $30.95
5 Pairs Wired Door Window Alarm Sensor with Magnetic Contact Switch for Home Security
$22.95 Save $11.00 RRP: $33.95
Wireless Door Window Alarm with Remote Control, 105dB Loud Magnetic Sensor, DIY Pairing for Home, Pool and Kid Safety
$17.95 Save $9.00 RRP: $26.95
Wireless Door Alarm with Magnetic Sensor, 52 Sounds, 20m Range, Battery Powered for Home and
$28.95 Save $14.00 RRP: $42.95
Door and Window Alarm Sensor Magnetic Easy Install for Home Office Security Child Safety
$14.95 Save $8.00 RRP: $22.95
Smart WiFi Door and Window Sensor 2 Pack, App Control, Instant Alerts, Compatible with Alexa and Google
$30.95 Save $15.00 RRP: $45.95
Wireless Door Window Alarm Sensor with Magnetic Detector for Home Security and Instant Notification
$15.95 Save $8.00 RRP: $23.95
Wireless Window Alarm Sensor with Sensitivity Detection and Indoor Motion Detector for Home Security
$17.95 Save $8.00 RRP: $25.95
Wireless Vibration Sensor with Adjustable Sensitivity for Home Security Doors and Windows
$16.95 Save $8.00 RRP: $24.95
MC38 Wired Door Window Sensor 330mm Extended Wire Magnetic Switch NC Type Home Security Alarm
$14.95 Save $8.00 RRP: $22.95
Smart Door and Window Sensor WiFi Bluetooth Dual Mode, Compatible with Alexa and Google Home, RealTime Security Alerts
$25.95 Save $12.00 RRP: $37.95
DC12V 24V Infrared Photocell Sensor Automatic Gate Safety Beam Weatherproof Garage Door Detector 1 Pair
$19.95 Save $10.00 RRP: $29.95
Power Failure Alarm 110V 120V Instant Power Loss Alert with Ultra Loud 120dB for Factory and Farm
$32.95 Save $16.00 RRP: $48.95
Touchless Infrared Exit Button with Remote Control, Dual LED for Access Control Security System
$14.95 Save $8.00 RRP: $22.95
Infrared Beam Sensor Pair with Accuracy Detection and Weatherproof Photoelectric Security Detector
$19.95 Save $9.00 RRP: $28.95
5m Wired Magnetic Door Sensor for Roller Shutter and Garage Doors with NdFeB Lock and Long Life
$14.95 Save $8.00 RRP: $22.95
Set of 25 Rivet Nuts Inserts for Door Alarm Sensors, 2.90X1.60X1.60CM, Compatible with Garage Door Expansion Nut Systems
$28.95 Save $14.00 RRP: $42.95
Wireless Door Window Alarm with Magnetic Contact Sensor for Remote Home Isolation Monitoring White
$28.95 Save $14.00 RRP: $42.95
Door Magnetic Contact Wireless Sensor Detection Switch For Home Garage Security System Wireless Door Sensor
$15.95 Save $7.00 RRP: $22.95
LD6002C 60G Millimeter Wave Radar Sensor FMCW Non-Contact Fall Detection Sensor for Safety Applications
$99.00 Save $50.00 RRP: $149.00
Wireless ZigBee Sensors For Door And Window Security Alerts, ZigBee Compatible, Home Automation
$24.95 Save $11.00 RRP: $35.95
Kuehlschranktuer Alarm Compact Fridge Door Sensor With Voice Alert For Home Office School And Rooms With Windows
$24.95 Save $11.00 RRP: $35.95
Door Alarm On Opening, Freezer Sensor, Voice Alert, Window And Room Sensor For Home Office School Security
$24.95 Save $11.00 RRP: $35.95
Freezer Door Alarm With Intelligent Sensor, Voice Alarm, Ajar Reminder For Home, Storefront
$21.95 Save $10.00 RRP: $31.95
Refrigerator Door Alarm Freezer Alarm, Compact Sensor With Voice Alert For Home, Office, School, And Rooms With Window
$31.95 Save $16.00 RRP: $47.95
Refrigerator Door Alarm Open-Door Alert Compact Sensor With Voice Alarm For Home, Office, School, And Rooms With Windows
$24.95 Save $11.00 RRP: $35.95