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Security System Sensors

Shop the best prices on 10,942 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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321 - 352 of 3,200
Tuya Zigbee Smart Vibration Sensor Tilt Detector
$18.95
10W Zinc Alloy Magnetic Reed Switch NC Door Window Contact Sensor for Garage, Warehouse, Shop 100V
$21.95 Save $57.05 RRP: $79.00
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
$35.95 Save $23.05 RRP: $59.00
Active Infrared Beam Sensor Anti Theft for Gate Openers Access Control Security Alarm System
$14.95 Save $22.00 RRP: $36.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm
$29.95 Save $29.05 RRP: $59.00
2.4GHz Wireless TTLOCK Door Sensor
$24.95 Save $15.00 RRP: $39.95
Tuya WIFI Smart Door Window Magnetic Sensor Security Alarm Open Closed Detector Home for Anti-Theft Door Rolling Door
$16.95 Save $10.00 RRP: $26.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$22.95 Save $13.00 RRP: $35.95
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
$119.00 Save $70.00 RRP: $189.00
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
$31.95 Save $32.05 RRP: $64.00
Tuya ZigBee Light Sensor Intelligent Home Illumination Sensor Linkage Control Brightness Sensor Work with Tuya Device Compatible with Alexa Home
$52.95 Save $36.05 RRP: $89.00
Wireless Home Doors Windows Security Entry Alarm System Pack 3
$19.95 Save $10.00 RRP: $29.95
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device-Yvan
$23.95 Save $12.00 RRP: $35.95
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
$13.95 Save $8.00 RRP: $21.95
Wireless Home Doors Windows Security Entry Alarm System Pack 6
$25.95 Save $3.00 RRP: $28.95
new car tpms Tire Pressure Monitor/Warning System Sensor 433 MHz for Opel Vauxhall Movano Combi
$139.00 Save $40.00 RRP: $179.00
WiFi Door Sensor, Smart Door Window Sensor,for Assistant,Home Security Door Open,for Business Burglar
$21.95 Save $7.00 RRP: $28.95
BERM Approach Switch Sensor Cylindrical 3‑Wire Industrial Power Control Equipment 10‑30VDC
$18.95 Save $21.00 RRP: $39.95
Tuya Zigbee Door Window Sensor Security Protection Alarm Smart Home Door Open/Closed Detector Compatible With Alexa Google Home
$59.00 Save $10.00 RRP: $69.00
Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm Output for Park Courtyard Gate Door Window Burglar Alarm System
$79.00 Save $20.00 RRP: $99.00
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$24.95 Save $34.05 RRP: $59.00
Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm A
$14.95 Save $1.00 RRP: $15.95
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
$189.00 Save $70.00 RRP: $259.00
Tuya Zigbee Smart Vibration Sensor Home Security Guard Real-Time Monitoring Alarm Notification Tilt Detector
$31.95
Hmwy-anti-pet Pir Motion Sensor Wired Alarm Dual Infrared Detector Pet Immune For Home Burglar Security A
$74.00 Save $45.00 RRP: $119.00
Tuya Wifi Door Window Sensor Smart Anti-Theft Alarm Real-Time Alerts App Control Smart Home Securit
$13.95 Save $4.00 RRP: $17.95
Wireless Welcome Doorbell Entry Alarm W/sensor Voice Prompter Antitheft For Home Store Hotel Ac100v240veu Plug
$169.00
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with
$38.95 Save $15.05 RRP: $54.00
WiFi Refrigerator Door Alarm with Smart App Alerts, Adjustable Delay, 120dB Siren Light for Fridge or Freezer
$29.95 Save $14.00 RRP: $43.95
Door Window Sensors Detector Home Security Magnetic Sensor Embedded Door Window Anti-theft Alarm Strong Concealment
$13.95
Natural Gas Leak Detector 85db Alarm Sensor with Indicator Light, Home Security Warning Device for Kitchen and Basement
$13.95
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor
$12.95 Save $12.00 RRP: $24.95