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Security System Sensors

Shop the best prices on 11,524 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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1,313 - 1,344 of 3,200
Smart WiFi Wireless Door and Window Sensor with Real-Time Message Notifications, Compatible with Alexa
From $48.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
From $32.95
2 Pack Ultra Slim Vibration Alarm 130dB Window Alarms for Security Detects Glassbreak & Vibration Intruder Glass Break Security Alert Glass Siren for
From $69.00
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 Op miao3
From $54.00
Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Range Tamper Output for Gate Door Window Burglar Security System
From $74.00
Single Beam Infrared Door Alarm Waterproof High Sensitivity Infrared Beam Sensor for Home School Security Black
From $34.95
Tuya BT Fingerbot Intelligent Finger Robot Wireless Switch Button Pusher Bot with APP Control Compatible with Alexa Voice Smart Home
From $48.95
Invisible Beam Barrier Active Detection Infrared Sensor 100m Range Digital Pulse IR Alarm System for Security and Perimeter Protection
From $69.00
Tilt Sensor Module 5V SW-520 Angle Relay 45 90 Degree Alarm Trigger Protection Board for Security and Automation Applications
From $10.95
Wide Range HiFi Audio Sound Monitoring Pickup Microphone 5-150m2 Coverage for CCTV Security Surveillance Systems
From $20.95
Tuya Wireless Emergency Button Intelligent SOS Alarm Call Button for Elderly One Button Scene Linkage Smart Security System
From $74.00
25-26 Smart WiFi Door And Window Alarm Sensor, Realtime Smart Door Sensor Sound Alarm, Pool Alarm For Kids Safety, Detector Security Alarm
From $23.95
25-26 Zigbee GAS LPG Leak Sensor Alarm Fire Security Detector Tuya Smart Home Leakage Sensor
From $54.00
Wireless WIFI Door Window Sensor Alarm Contact Magnetic Entry Detector for Home Security with Tuya APP Control
From $25.95
25-26 4 pcs Glass Break Detector with 130db Siren Door Opening Detector Home Window Anti-Opening Alarm System for Your Home, Office, Garage,
From $74.00
6 Pack Wireless Door And Window Sensors Loud Security Chimes Battery Powered Entry Detector Kit Magnetic Mount Home Safety
From $22.95
Wired network temperature alarm for computer rooms only, temperature sensing alarm with heating and temperature control options available. 504HD-504 c
From $94.00
Wired network temperature alarm for computer room, temperature rise and settling optional, 504 compatible
From $104.00
Infrared Motion Detector for Gates and Garage Doors Security Beams Photocell Sensor Barrier
From $54.00
Anti-Theft Wireless Door Window Alarm with Remote Control & Battery Magnetic Sensor Detector
From $99.00
Wired Door Sensor Alarm Magnetic Reed Switch, Surface Mount, Normally Open, White
From $31.95
130dB Magnetic Door Window Alarm
From $49.95
2026 24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
From $99.00
2026 Waterproof 12V Infrared Photocell Sensor Automatic Gate Barrier Opener
From $39.95
1/2PCS Door Alarm Wireless Anti-theft Remote Control Door Window Alarms For Home Hotel 25-26s
From $54.00
2026 TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
From $16.95
12m Range Infrared Door Sensor
From $74.00
2026 NEW Tuya Door Sensor Wifi Window Shatter Sensor Door Window Magnetic/shock Detector
From $79.00
2026 Door Window Alarm, 90DB Door Alarms for Kids Safety, Door Window Burglar Alarm-Window Pool Alarms for Home Security (2 Pack)
From $33.95
Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accesso
From $15.95
UTP 4 Channel Passive Video Balun Transceiver
From $22.95
Magnetic Door Window Contact Sensor Switch, NO/NC Configuration, Easy Installation
From $16.95