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Security System Sensors

Shop the best prices on 10,939 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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3,137 - 3,168 of 10,939
Intelligent WiFi Door Sensor Window Alarm Compatible with Alexa, Wireless Home Security Tool for Door and Window Monitoring
$20.95 Save $11.00 RRP: $31.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
$40.95 Save $18.05 RRP: $59.00
Door/window Magnetic Contact Detector With Wired Sensor For Home/garage Security
$64.00 Save $65.00 RRP: $129.00
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen)
$15.95 Save $3.00 RRP: $18.95
Tuya WiFi ZigBee Smart Sensor for Temperature and Humidity, Indoor/Outdoor Use with Alexa for UK Home Monitoring
$54.00 Save $30.00 RRP: $84.00
ZDS16 Smart Home Security Zigbee Door Window Magnetic Sensor APP Notification Alarm Device
$54.00 Save $50.00 RRP: $104.00
Easily Remove Security Tags with the Magnetic Remover Clothing Hard Tag Detacher - Effortlessly Remove Security Tags for Convenience and Peace of Mind
$69.00 Save $50.00 RRP: $119.00
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with & Home Black
$21.95 Save $7.00 RRP: $28.95
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
$94.00
E3Z-R61 NPN Photoelectric Beam Sensor with Bracket
$20.95 Save $33.05 RRP: $54.00
2025 ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren
$23.95 Save $24.00 RRP: $47.95
10pcs DC 12V 1 Channel Relay Board Module High Level Trigger for Arduino
$47.95 Save $61.05 RRP: $109.00
WiFi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm US Plug f54 2025
$79.00 Save $80.00 RRP: $159.00
Home Garden > Home > System Sensors
$28.95
Door Open Alarm Smart Door Window Sensor Smart Home Door Detectors Door And Window Burglar Alarms
$8.95
12/24V Infrared Safety Photocell Sensor Beam for Automatic Sliding Gate Openers
$54.00 Save $5.00 RRP: $59.00
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
$64.00 Save $135.00 RRP: $199.00
Door opening detector for house with wireless magnetic sensor and alarm
$41.95 Save $77.05 RRP: $119.00
Freezer Door Alarm with 4-in-1 Sensor, 108dB Loud Alert for Home Security
$36.95 Save $57.05 RRP: $94.00
Anti-Theft Window Alarm 125dB with Ultra-Slim Vibration Sensor (3 Pack)
$59.00 Save $70.00 RRP: $129.00
WiFi Smart Door Sensor Window Door Open Closed Detectors Smart Home
$32.95 Save $17.00 RRP: $49.95
WiFi Door Sensor Ewelink APP Alert Notice Magnetic Window Door Open Closed Alarm Detector For Home Security Use
$69.00 Save $15.00 RRP: $84.00
Door Open Alarm Smart Door Window Sensor Smart Home Door Detectors Door and Window Burglar Alarms
$28.95 Save $16.00 RRP: $44.95
4-Pack Magnetic Door and Window Sensors for Home Security and Elderly Safety Alerts
$13.95 Save $17.00 RRP: $30.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$34.95
Smart Home Waterproof Temperature Sensor for Automation
$69.00 Save $50.00 RRP: $119.00
Security alarm sensor for doors - infrared beam detector 2pcs
$84.00 Save $115.00 RRP: $199.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security
$30.95 Save $5.00 RRP: $35.95
Smart Display Camera Detector Anti-Candid Anti-Positioning Hotel Wide Range of Wireless Signal Dete
$99.00 Save $20.00 RRP: $119.00
Smart Wifi Anti-Theft Alarm Reminder Remote Control Door Magnetic Sensor
$49.95 Save $29.05 RRP: $79.00
Window Alarm with Vibration Sensor, Window Security Alarm with Loud 125db Alarm and Sensitivity Adjustment, Ultra-Slim Burglar Alert Shock Sensor For
$49.00
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 Open
$29.95 Save $44.05 RRP: $74.00