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Security System Sensors

Shop the best prices on 12,138 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1,697 - 1,728 of 3,200
Door and window sensors 5 pcs. Recessed Wired Door Window Sensor Door Window Alarm Sensor Home Security Alarm System
From $21.95
Wireless Door Alarm for Freezer and Windows, Adjustable Timer 3/15/30/60 Seconds, 4-in-1 Safety Sensor Chime for Door Open Alerts
From $47.95
5-Pack Black Recessed Magnetic Contacts for Door and Window Alarms
From $29.95
2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door
From $48.95
Vibration Sensor Designed For Business Owners With Security Protection Function In White ABS Material 1Pack
From $59.00
Detector Wire Cover Ensures Antitheft Security 5Pcs Silver Iron Protectors
From $149.00
Door Sensor Door Open Alarm for Home Security 1Set White ABS
From $28.95
Door and Window Alarm - Lot 4x Wireless Intrusion Alarm
From $84.00
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 1M
From $27.95
Magnetic Sensor Door Alarm Super Loud Child Safety Pool Monitoring
From $59.00
Window Alarm Set with 130dB Vibration Sensor, 6 Black Units for Home Door and RV Security
From $84.00
Zigbee Temperature Sensor with APP Remote Monitoring, Waterproof Design for Smart Home Use, 1M Length
From $32.95
24G Millimeter-Wave Radar Module for Human Detection up to 8 Meters, Suitable for Smart Home Security Applications
From $17.95
Garage Infrared Safety Sensor - Compact and Convenient Garage Door Sensor Kit - High Safety with Rel
From $79.00
Waterproof Vibration Alarm for Garage Door Security, 110dB Motion Sensor with Long Lasting Battery
From $64.00
Wired Magnetic Door Sensor Switch with 5m Cable, NdFeB Magnet, for Glass, Wood and Iron Doors
From $37.95
Wireless Magnetic Door Sensor with App Notifications, Smart Open Detector for Home Automation
From $49.95
Wired Magnetic Door Sensor Switch with 5m Cable for Various Door Types
From $37.95
Tuya Zigbee Smart Vibration Sensor for Door and Window Alarm, Real-Time Monitoring Security System
From $43.95
Window Vibration Alarm Sensor with Loud 125dB Buzzer, Compact Security Alarm for Windows
From $40.95
108dB Loud Door Sensor Alarm Security Alarm entry alarm for Office Elderly
From $29.95
Magnetic Reed Switch Door Window Alarm Sensor NC NO Dual Wiring Black Housing Easy Mount
From $49.95
Smart Door Window Sensor 2-Year Battery
From $69.00
Easy-Install Smart Window Door Sensor
From $69.00
20m Waterproof Active Photoelectric Single-beam Infrared Laser Sensor Obstacle Detector Anti-theft Alarm System Home Security
From $54.00
Door Window Alarm, Burglar Alarm, Home Security Wireless Magnetic Sensor
From $32.95
Easy-Install Magnetic Door Alarm Super Loud Power-Saving
From $30.95
Wireless Magnetic Switch Probe Home Automation Wireless 3.0 Magnetic Switch
From $59.00
Photoelectric Beam Sensor Gate Protection Waterproof Design
From $59.00
130 dB Wireless Door/Window Sensor Door and Window Alarm with Remote Control Easy Installation with Adhesive Tape
From $64.00
compatible with MERCEDES-BENZ C230 2003-2005 Set of 4 injectors A2710780549 FJ902
From $119.00
Tuya ZigBee Temperature Humidity Sensor Smart Home Temperature Sensors Works with Alexa Google Assistant Smart Life
From $33.95