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Security System Sensors

Shop the best prices on 5,124 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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385 - 416 of 3,200
Door guard / burglar alarm simple magnetic alarm for doors & windows [MI]
From $22.95
Angus Aw201 Wifi Door Window Sensor Tuya Smart Home Independent Wireless Security Alarm
From $69.00
Wifi Door Alarm Sensor Wireless Door Window Contact Sensor Alarm With App
From $64.00
Automatic Sliding Door Sensor with Infrared Presence and AntiPinch Protection IP54 Waterproof
From $149.00
SONOFF DW2 WiFi Door Window Sensor Wireless Sensor Detector eWeLink App Notification Alerts Smart Home Security
From $169.00
SONOFF SNZB-04 ZigBee Wireless Door Window Sensor ON/ OFF Sync Status on e-WeLink Smart Home Security Works with ZigBee Bridge
From $109.00
Light Sensor T1 Brightness Sensor Smart Home Lighting Change Controlled for Home
From $23.95
Tuya Zigbee Solar Sunlight and Rainwater Sensor 2 in 1 Rainfall Sunshine Weather Detection Sensor for Home Smart Life
From $49.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $19.95
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $64.00
5 Pcs Door Window Alarm Contact Sensor Open Bell Pool Alarms Doors Kids Export Home Security
From $33.95
Split Type Door and Window Sensor Door Magnet Sensor EU Black
From $69.00
Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance Monitoring
From $39.95
1 Channel SCR Relay Switch Module MOS Transistor Output Optocoupler Isolation Anti Interference Relay Module DC3 to 24V
From $14.95
Door Window Magnetic Contact Wired Sensor Detector Switch For Home Garage Alarm Security
From $14.95
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
From $64.00
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Home
From $29.95
Freezer Door Alarm, Window Security Alarm, Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door
From $21.95
3X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $149.00
2X Tuya ZigBee SOS Button Sensor Alarm Wireless Emergency Help Switch Alarm Tuya Smart Life Remote Control
From $29.95
Door Window Alarm Home Security Wireless Magnetic Sensor Anti-Theft Alarm Sound and Light WiFi Smart Voice Tuya APP Control Easy Installation for Hom
From $64.00
Tuya APP Door Open/Closed Detectors Security Protection ZigBee Alarm Detector 2.4GHz Wireless Window Door Gate Sensor
From $21.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
From $28.95
Tuya WiFi Smart Vibration Sensor Motion Detection Real-Time Remote Monitor Alarm for Home Window Drawers
From $15.95
2pcs Infrared Beam Detector Burglar Ir Alarm Sensor Automatic Door Light Sensor Alarm System Maikaisen
From $24.95
NAS-DS07TM Matter Thread Door Sensor USB Powered Magnetic Smart Home Window Alarm Sensor
From $59.00
2026 Good!! ZigBee Wireless Door and Window Sensor, Alert Your Smartphone, Compatible with Alexa/Google Home, SONOFF Zigbee Bridge Required, Batteries
From $64.00
2026 Good!! Wire Door Magnetic Switches for Office Home Security Recessed Wire Window Door Contact Sensors Alarm Magnetic Switches White
From $79.00
2026 Good!! Magnetic Switches 110-220V Wire Door Magnetic Switches for Office Security Window Door Contact Sensors Alarm Switches Brass
From $89.00
Door Open Alarm Smart Door Window Sensor Smart Home Door Detectors Door And Window Burglar Alarms
From $15.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From $20.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
From $27.95