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Security System Sensors

Shop the best prices on 271 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Xiaomi and Domos. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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129 - 160 of 271
Yellow Emergency Break Glass Button for Exit Doors with Fast Alarm Activation and Easy Wall Mount
$799.00 Save $400.00 RRP: $1,199.00
Wireless Doorbell Sensor with Smart Motion Detection, Automatic Entry Chime for or Hotel (White)
$17.95 Save $8.00 RRP: $25.95
Door and Window Sensor 4 Pack AntiTheft Alarm for Home Security with Immediate Entry Alerts White
$31.95 Save $13.00 RRP: $44.95
Photoelectric Beam Detector Triple Beam Infrared Sensor Outdoor 50m Indoor 150m Security
$289.00 Save $150.00 RRP: $439.00
Door and Window Alarm with Smart Voice Alert, 4 Modes, Adjustable Volume for Home, Pool, Garage
$19.95 Save $7.00 RRP: $26.95
Wireless Door Window Alarm with Immediate AudioVisual Alert, Battery Powered for Home Security
$31.95 Save $17.00 RRP: $48.95
120dB Door Window Alarm 4 Pack with 4 Modes, Easy Install for Home Security and Kids Safety
$34.95 Save $14.00 RRP: $48.95
1 Pair 20m Infrared Beam Sensor Photoelectric Detector for Home Doorway and Outdoor Gate Security
$20.95 Save $12.00 RRP: $32.95
100M Dual Beam Infrared Security Sensor for Outdoor Perimeter Protection and AllWeather Use
$43.95 Save $25.05 RRP: $69.00
Wireless Door Window Alarm Sensor 3Pack for Home Security Protection, Easy Adhesive Installation
$28.95 Save $13.00 RRP: $41.95
Infrared Beam Alarm with Accurate Intrusion Detection, Weatherproof Perimeter Security Sensor for Homes
$17.95 Save $8.00 RRP: $25.95
Magnetic Door Contact Sensor 5 Pack, Dual NO NC Wiring, MultiVoltage Security Alarm for Doors and Windows
$43.95 Save $20.05 RRP: $64.00
2 Pcs Wired Recessed Door Window Magnetic Contact Sensor, Hidden Reliable Alarm Switch, White
$16.95 Save $7.00 RRP: $23.95
Rolling Door Magnetic Contact N.C. Reed Switch Alarm 2 Wire Sensor MC56 2 Set
$37.95 Save $16.05 RRP: $54.00
10pcs 3 Pin Magnetic Reed Switch 2.5x14mm Glass Green NO NC Convertible for Door Window Sensor
$47.95 Save $21.05 RRP: $69.00
5Pcs Door Window Magnetic Sensor Wired Contact Switch MC31 NC MC31B NO for Home Security
$41.95 Save $22.05 RRP: $64.00
Freezer Door Alarm with Voice Alert and Energy Saving Sensor for Home Office and Store
$94.00 Save $45.00 RRP: $139.00
FW2104P Card Slot Type Label Sensor for Non Transparent Labels, Speed Smart Detection
$129.00 Save $70.00 RRP: $199.00
60GHz Millimeter Wave Radar Sensor FMCW Module for Fall Detection and Elderly Care
$40.95 Save $23.05 RRP: $64.00
Zigbee Smart Light Sensor for Tuya Smart Home Integration and Automatic Light Adjustment
$26.95 Save $15.00 RRP: $41.95
2 Pack Smart WiFi Door Sensor for Home Security, Smart Life Window Contact, Alexa Google Compatible
$44.95 Save $24.05 RRP: $69.00
Magnetic Door and Window Sensors Wired Alarm Contact Switch Flush Mount for Home Security Systems 2-Pack With Bracket
$14.95 Save $8.00 RRP: $22.95
Window Alarm Sensor: High-Decibel Alarm, Magnetic Safety Trigger, Wireless, Portable, Door/Window Bell Mode
$17.95 Save $9.00 RRP: $26.95
Wired Door Window Magnetic Sensor Set of 10 Pairs 330mm Cable for Home Alarm N.C Type
$23.95 Save $12.00 RRP: $35.95
IR Beam Motion Detector 12V Waterproof Single Beam Sensor Pair for Automatic Gate and Garage Doors
$114.00 Save $55.00 RRP: $169.00
Magnetic Switch NC Normally Closed Waterproof Micro Alarm For Door Window Sensor, High Precision Electronic Component
$25.95 Save $13.00 RRP: $38.95
Gefriertur Alarm Smart Door Sensor With Voice Alarm For Window, Room, Store, Home, School, Business Security
$74.00 Save $35.00 RRP: $109.00
Freezer Door Alarm with Clear Voice Alert, Smart Sensor for Refrigerator Energy Saving Security
$94.00 Save $55.00 RRP: $149.00
Wireless Door And Window Sensors With App Alerts Compact Magnetic 2-Pack For Enhanced Security Monitoring
$38.95 Save $20.05 RRP: $59.00
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
Door Alarm On Opening, Freezer Sensor, Voice Alert, Window And Room Sensor For Home Office School Security
$23.95 Save $12.00 RRP: $35.95
Kuhlschranktuer Alarm Open Door Alarm Voice Alarm Sensor For Refrigerator Door Window And Room Security
$23.95 Save $12.00 RRP: $35.95