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Security System Sensors

Shop the best prices on 4,240 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Maikaisen and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1,601 - 1,632 of 3,200
zigbee wireless rain sensor solar powered smart home
From $31.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $18.95
WiFi Door and Window Sensor 2 Pack, Smart Door Sensor with Instant App Alerts, No Hub Required for Home Security Automation
From $74.00
Smart Door & Window Alarm Sensor - WiFi Wireless Security with Alexa & Google Home Compatibility Gze
From $23.95
Outdoor Infrared Beam Sensor 100m Dual‑Beam Accuracy Waterproof Photoelectric Infrared Detector for Home Security
From $94.00
Magnetic Door Window Contact Sensor RC33B NO Recessed Reed Switch Concealed Security
From $25.95
Solar Alarm Siren Outdoor Wireless PIR Motion Sensor Waterproof Strobe Security Alarm for Home
From $74.00
5 Pack Smart WiFi Door Window Sensor, Wireless Home Security Alarm with App Control, Alexa Google Compatible
From $309.00
Wireless Door and Window Alarm 120dB Loud Alert, 4 Modes, Easy Install Magnetic Sensor for Home Security (7 Pack)
From $419.00
Wireless Door and Window Alarm 120dB Loud Battery Operated Home Security Sensor White AntiTheft
From $25.95
PIR Motion Sensor Wired Infrared Detector for Home Security Alarm Systems Reliable Detection
From $31.95
15 Pack Door Window Alarm Sensor, Loud Magnetic Burglar Alert for Home Security, AAA Battery Powered
From $54.00
Wireless PIR Motion Sensor 433MHz Detector for Home Security Alarm with False Alarm Reduction
From $37.95
12V Wired Dual PIR Motion Sensor Alarm for Home Security, Infrared Detector with False Alarm Reduction
From $25.95
Smart Alarm Sensor with RealTime Remote Monitoring and Instant Alarm Response for Home and Office Security
From $43.95
IP65 Waterproof Dual PIR Motion Sensor with Pet Immunity, 90° Outdoor Motion Detector for Security Systems
From $119.00
Wireless PIR Motion Detector 3 Pack for Home Security Alarm System, Battery Powered Easy No‑Wire Installation
From $94.00
Smart Door and Window Sensor Zigbee Wireless Contact for Smart Home Security Compatible with Tuya and Google Home (1 Pack)
From $31.95
5 Pack 120dB Wireless Door Window Alarm Sensor for Home Security, Kids and Elderly Safety
From $169.00
20M Outdoor Infrared Beam Sensor Security Alarm Detector, Waterproof AntiJamming Motion Sensor
From $74.00
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $37.95
12-24V Waterproof IP65 Photocell Automatic Gate Door Safety Warning Infrared Beam Sensor Photocell 20m Detect Range
From $15.95
2026 Good!! ZigBee Wireless Door and Window Sensor, Alert Your Smartphone, Compatible with Alexa/Google Home, SONOFF Zigbee Bridge Required, Batteries
From $64.00
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recognition Module
From $9.95
2026 Best Entry Home Door Window Burglar Alarm with 10Pcs Safety Security Alarm System Magnetic Sensor
From $64.00
Tuya Matter Thread Door Window Sensor USB Powered Smart Home Wireless Detector Work with Alexa Home
From $34.95
SMCO01 Smart Home Tuya WiFi Smoke Detector Carbon Monoxide Alarm Wireless Sensor with Flash Light
From $49.95
Wireless Door and Window Vibration Sensor Alarm 125dB White
From $11.95
Vibration Detection Sensor with Sensitive Vibration Detection and RGB Sound-Activated Light
From $27.95
Zigbee 3.0 Door Sensor Window Detectors Magnetic Sensor Smart Home Security Protection Remote Monitoring
From $12.95
Smart WiFi door and window sensor, security magnetic sensor door and window closing detector, compatible with Alexa and Google Home, supports smartpho
From $37.95
Tuya Zigbee Temperature and Humidity Sensor Alarm with LED Display for Seedling Fermentation Animal Breeding UK Plug
From $43.95