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Security System Sensors

Shop the best prices on 9,840 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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3,169 - 3,200 of 9,840
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
$17.95 Save $21.00 RRP: $38.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
$19.95 Save $32.00 RRP: $51.95
Tuya ZigBee Light Sensor Illumination Sensor Smart Life APP Scenes Linkage Control Smart Switch Bulb
$22.95 Save $36.05 RRP: $59.00
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
$31.95 Save $32.05 RRP: $64.00
Smart Garage Parking Light with Anti-Collision Sensor 300x200mm LED Alarm System
$64.00 Save $85.00 RRP: $149.00
Tuya Sound Light Sensor Built-in 100DB Siren Alarm Linkage Security Protection Control Via SmartLife
$28.95 Save $35.05 RRP: $64.00
820CB Garage Door Safety Sensor for G801CB-P/801CB for
$18.95 Save $29.00 RRP: $47.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$18.95 Save $21.00 RRP: $39.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door(1PCS)
$21.95 Save $32.05 RRP: $54.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor ducer Smart Life Home(
$18.95 Save $22.00 RRP: $40.95
Alarm Gate Fence Trips Line Wire 12G Blank Firer Intruder Alarm Safety Switch for
$24.95 Save $39.05 RRP: $64.00
Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm An
$16.95 Save $13.00 RRP: $29.95
2pcs Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
$32.95 Save $26.05 RRP: $59.00
Tuya Zigbee Smart light and rain sensor 2-in-1 function
$38.95 Save $55.05 RRP: $94.00
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$18.95 Save $29.00 RRP: $47.95
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work w
$24.95 Save $27.00 RRP: $51.95
Refrigerator And Freezer Alarm, Door Left Open, Reminders At 60 Seconds Or More
$20.95 Save $31.00 RRP: $51.95
Tuya Zigbee Smart Motion Vibration Tilt Sensor Alarm for Home Security
$21.95 Save $24.00 RRP: $45.95
12V Vibration Sensor for Security and Anti-Theft Applications, DYP-2HD01 Model
$14.95 Save $14.00 RRP: $28.95
Capacitive Fingerprint Sensor Module for Access Control and Security Systems
$12.95 Save $16.00 RRP: $28.95
10-Pack Wireless Window and Door Magnetic Alarms for Home Security, Pool Area Sensors
$49.95 Save $44.05 RRP: $94.00
3 Packs Magnetic Door Sensor Contacts, Black Flush Mount Reed Switch for Access Control, NO/NC Wiring, Replacement for Security Alarm Systems
$41.95 Save $37.05 RRP: $79.00
Zigbee 3.0 Brightness Sensor for Smart Home Light Control and Monitoring
$69.00 Save $35.00 RRP: $104.00
Wireless Solar-Powered TPMS with 5 Alarm Settings and Auto-LCD Backlight Display featuring 4 Sensors and 0-81 PSI Range
$51.95 Save $37.05 RRP: $89.00
Door And Window Alarm Wireless Detectors Anti-theft Magnetic Sensor
$42.95 Save $21.05 RRP: $64.00
Shibingsheng Car Universal Anti Theft Sensor Adjustable Car 360 Panoramic Detection Vibration Sensor Alarm Anti-theft
$39.95 Save $8.00 RRP: $47.95
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage Other
$29.95 Save $29.05 RRP: $59.00
Infrared Detector Durable Window Alarm Active Barrier Sensor
$35.95 Save $7.00 RRP: $42.95
Freezer Door Alarms, Window Security Alarm, Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Loud Door Opening Alarm 108db
$38.95 Save $8.00 RRP: $46.95
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
$39.95 Save $19.05 RRP: $59.00
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protectio
$19.95 Save $10.00 RRP: $29.95
- Ceiling Pir Mot Sensor S 200w Ultra Infd Induct Adj Dela
$44.95 Save $14.05 RRP: $59.00