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Security System Sensors

Shop the best prices on 14,557 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1,473 - 1,504 of 3,200
Intrusion Detector and Alarm Dual Beam Active Infrared IR Outdoor Detector 100m Detection Range-IRISF
From $59.00
Functal Wireless Driveway Alarm Outdoor Mot Sensor Alarm 1 Receiver 2 Transmitters With 38 Mes 200m/ 656ft Trans Ran
From $79.00
prodef 5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch compatible with Home Alarm System,When Sensor Together,Normally Closed Nc good quality
From $99.00
12/24V Access Control Switch No Touch Exit Door Button 86-Type Panel Infrared Sensor Access Control Button
From $35.95
12/24V Access Control Switch No Touch Exit Door Button 86-Type Panel Infrared Sensor Access Control Button
From $34.95
NEO NAS-DS05W WiFi Door Sensor & Window Sensor
From $42.95
2 In 1 Smart Zigbee Door Window Sensor, Compatible With Home Assistant ZG-102Z
From $54.00
Tuya WiFi Sound And Light Door Magnetic Doors Windows Alarm Scene Linkage APP Reminder Sound And Light Door Magnetic Sensor
From $59.00
Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor
From $59.00
GKT-03 Protection Relay 3x380V AC 50/60HZ Non Neutual Three Phase Under&over Voltage Control Relay Module
From $28.95
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs
From $94.00
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
From $104.00
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage Other
From $59.00
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
From $149.00
Smart Door Window Sensor Smart Home Door Detectors Door and Window Burglar Alarms Door Open Alarm
From $36.95
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install Edition 0910
From $23.95
Door And Window Alarm, 2 Remote Controls, 130db Siren, Adjustable Volume, 5 Function Modes Alarm, Magnetic Security Sensor, Wireless Home Alarm For Ho
From $47.95
TPMS Tire Pressure Monitoring System Wireless Real-time LCD Display 4 External Sensors Alarm Function
From $74.00
Magnetic Door Window Contact Sensor Alarm Wired-Security Home Burglars Alarm NO/NC Magnetic Switchs Easy to Install
From $25.95
Elecpow Door Window Alarm Home Security Wireless Burglar Alarm Door Magnetic Sensor 120dB Anti-theft Alarm For Home Kids Safety
From $44.95
Standalone 120DB Siren Sound Alert Door Window Sensor Alarm Chime for Kid Safety Store Home Apartment Garage Security Protection
From $44.95
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs GreenZech
From $89.00
Wifi Door & Window Alarm Sensor For Smart Home Security System GreenZech
From $64.00
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App GreenZech
From $59.00
Door And Window Security Alarms Wireless Magnetic Sensors Suitable For Home Apartment Family Protective And Child Safety
From $33.95
Smart Video Doorbell with Night Vision, Human Detection, Wireless Doorbell Camera for Indoor/Outdoor Use, Real-Time Two-Way Communication, Cloud 2025
From $94.00
2025 WiFi Smart Door Sensor Window Door Open Closed Detectors Smart Home
From $17.95
2025 Wireless Door Open Sensor Alarm Chime, Adjustable Volume With Mute Indicators
From $64.00
25-26 WiFi Door Alarm Sensor with 80dB Sound & Visual Alerts, Tuya App Compatible, Push Notifications for Home & Garage Security
From $36.95
25-26 NEW Tuya Door Sensor Wifi Window Shatter Sensor Door Window Magnetic/shock Detector
From $64.00
25-26 Infrared Detector Sensor 2 Beams Indoor 300m Outdoor 100m High Sensitive Waterproof Home Security Alarm
From $74.00
25-26 Tuya Zigbee 3.0 Smart Door Sensor Door Open / Closed Detectors Security Protection Smart Life APP Control
From $28.95