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Security System Sensors

Shop the best prices on 6,579 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Other, Woosien and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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33 - 64 of 6,579
Magnetic Door Sensor 868.4mhz Eu Window Sensor Z-wave Plus Contact Sensor Smart Home
$54.00 Save $15.00 RRP: $69.00
2025 Wireless Door Window Sensor for Smart Home Security, Entry Detector with Alarm, Magnetic Contact Switch for Doors and Windows
$32.95 Save $36.05 RRP: $69.00
Turbidity Sensor Suspended Turbidity Value Detection Module Kit for
$18.95
Magnetic Remover Clothing Hard Tag Remove - Security Tag Detacher for Easy Tag Removal
$23.95
Split Type Door and Window Sensor Door Magnet Sensor EU White
$19.95 Save $3.00 RRP: $22.95
433MHz Door Magnetic Contact Switch Wireless Sensor Detector Switch for Home Garage Alarm Security
$21.95 Save $13.00 RRP: $34.95
Door Window Magnetic Sensor Alarm Anti Burglar Alert for Home Garage Apartment Shop
$17.95 Save $12.00 RRP: $29.95
Smart Door Window Sensor 2.4G WiFi Magnetic Open Close Detector Home Burglar Alarm for TUYA
$14.95 Save $9.00 RRP: $23.95
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
$13.95 Save $17.00 RRP: $30.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
$74.00 Save $35.00 RRP: $109.00
Wireless Sensor Dolphinbar(Wiimote to PC USB )Connect
$69.00 Save $80.00 RRP: $149.00
2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 in 1 Door Sensor Doorbell Door Open Alarm Loud108dB
$37.95
DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
$16.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Install Black
$14.95
Tuya Wifi Mini Mot Movement Pir Sensor Scene Ain S Funct
$48.95
Wireless Door Window Magnetic Sensor Antitheft Detector Home Security Alarm for Family Office Hotel Apartment Villa
$18.95 Save $12.00 RRP: $30.95
WiFi Door Window Sensor Detector Real Time Record Versatile Smart Linkage Wireless Security Alarm Door Open Contact Sensor for Home
$24.95 Save $16.00 RRP: $40.95
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores
$54.00 Save $40.00 RRP: $94.00
WIFI Smart Door Window Alarm Sensor Wireless Remote Control for Home Security
$24.95 Save $16.00 RRP: $40.95
Bathroom Scale with High Precision Sensors, Easy to Read LCD Display, Accurate Measurement for Home Use
$28.95 Save $14.00 RRP: $42.95
Magnetic Door Window Contact Sensor Alarm Wired-Security Home Burglars Alarm NO/NC Magnetic Switchs Easy to Install
$21.95
Tuya Zigbee Smart Door Sensor Door Open Closed Detectors Security Protection Smart
$19.95 Save $34.05 RRP: $54.00
Door and window anti-theft alarm Wireless Home Door Window Entry Burglar Security Alarm Magnetic Sensor 3pcs-whiteD-
$20.95 Save $8.00 RRP: $28.95
Tuya Wifi Smart Door Magnetic Sensor App Control Usb Wireless Door Window Sensor Door Magnetic Alarm Detector
$14.95
Heatless Hair Curler 8-claw Curling Wand Headband Sleep Iron Diy Tools Rollers For Long
$28.95 Save $15.00 RRP: $43.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
$41.95 Save $17.05 RRP: $59.00
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
$22.95 Save $2.00 RRP: $24.95
Tuya WiFi Smart Door Magnetic Sensor App Control USB Wireless Door & Window Sensor Door Magnetic Alarm Detector
$19.95 Save $2.00 RRP: $21.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$74.00 Save $35.00 RRP: $109.00
Tuya Matter Thread Door Window Sensor
$25.95 Save $3.00 RRP: $28.95
Smart SOS Button Wireless Caregiver Pager Alert Transmitter Zigbee
$20.95 Save $3.00 RRP: $23.95
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V
$24.95 Save $34.05 RRP: $59.00