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Shop the best prices on 11,355 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,049 - 2,080 of 3,200
Touch Sensor Pannel NO NC COM Exit LED Light Access Control Switch Button for Home Security
$23.95 Save $7.00 RRP: $30.95
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
$35.95 Save $23.05 RRP: $59.00
Wifi Door Sensor, Tuya Smart Door Window Sensor,wireless Window Sensor Realtime Alarm Compatible With Alexa Google Assistant,home Security Door Open
$19.95 Save $10.00 RRP: $29.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$27.95 Save $9.00 RRP: $36.95
1Pcs Tuya Zigbee Button Wireless Smart Scene Switch Smart Home MultiScenario
$31.95 Save $32.05 RRP: $64.00
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$29.95 Save $15.00 RRP: $44.95
Wifi Door Sensor, Tuya Smart Door Window Sensor,wireless Window Sensor Real-time Alarm Compatible With Alexa Google Assistant,home Security Door Open
$39.95 Save $29.05 RRP: $69.00
Wireless Fridge Alarm - 4-in-1 Door Sensor Chime - Adjustable Delay - Freezer Door Alarm
$16.95 Save $16.00 RRP: $32.95
Hook remover for Eas Mini security tag detacher and alarm
$17.95 Save $56.05 RRP: $74.00
Versatilitys Sound Monitor Built In Microphone Suitable for Multiple Environment Home Office Shop Security Monitoring Multicolor
$19.95
Active Infrared Beam Sensor Anti Theft for Gate Openers Access Control Security Alarm System
$14.95 Save $23.00 RRP: $37.95
433Mhz 868Mhz MD-210R Door Magnetic Sensor Window Vibration Detector Low Battery Alert Only Compatible With Focus Alarm System
$59.00 Save $170.00 RRP: $229.00
5-Pack 25mm RFID Security Tags for Guard Tour Systems
$14.95 Save $28.00 RRP: $42.95
eTIGER ES-D3C Wireless Door/Window 433Mhz Contact Alarm powered Window Door Sensor Detector For eTiger Alarm
$119.00 Save $170.00 RRP: $289.00
Infrared Sensor Detector For Automatic Gate Barrier Garage Infrared Detector Metal+PVC 1Set
$59.00 Save $170.00 RRP: $229.00
AK400 Hidden Camera Detector Signal Tracker Professional Scanner for Privacy Protection
$84.00
2026 2Pcs IR Beam Detector Burglar Alarm System with Light Sensor for Doors
$74.00 Save $75.00 RRP: $149.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
$17.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$25.95 Save $38.05 RRP: $64.00
Wireless Vibration Alarm Detector Door Window Burglar Induction Alarm 433MHZ Home Security System
$31.95 Save $9.00 RRP: $40.95
Door Window Alarm with 125dB Loud Alert, Easy Install Home Security Sensor in White Finish
$23.95 Save $10.00 RRP: $33.95
2pcs Multifunction Door Alarm Sensor Wireless Burglary Remote Control Door Window Alarms For Home Hotel
$38.95
Tuya Smart Door Window Alarm Sensor Door Magnetic Password Disarm
$22.95
Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security Garage Warehouse Security Magnetic Switch Alarm Door Sensor A
$27.95 Save $16.00 RRP: $43.95
5Pcs TTP224 4-Channel Digital Capacitive Touch Sensor Module
$33.95 Save $15.00 RRP: $48.95
Sensor Bar for Wii Replacement Wired Infrared Ray Sensor Bar
$29.95 Save $8.00 RRP: $37.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$6.95 Save $1.00 RRP: $7.95
NEO COOLCAM NAs DS01Z Mini Wireless Door Window Sensor Alarm for Z-wave 300 500 Series (EU)
$45.95 Save $58.05 RRP: $104.00
Freezer Door Alarm When Left Open,Safety Window Alarm,3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm,4-in-1 Door Sensor Chime Door Op miao3
$40.95 Save $18.05 RRP: $59.00
1Pcs Vibration Detector Door Window Vibration Alarm Sensor Home Hotel High Decibel Vibration Induction Anti-Theft Alarm
$9.95 Save $38.00 RRP: $47.95
Home security sensor for sliding doors with wireless alarm and remote
$59.00 Save $50.00 RRP: $109.00
Home protection alarm for pool doors - 10 pack wireless sensors
$48.95 Save $25.05 RRP: $74.00