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Security System Sensors

Shop the best prices on 5,057 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Maikaisen, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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2,273 - 2,304 of 3,200
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $25.95
Window Door Alarm, 120db Wireless Touch Sensor Burglar Security Alarm Loud Door Button Home Hotel Alarm Accessory Burglar Alarm Business Children Secu
From $15.95
Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor
From $17.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $12.95
Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home Automation Security Protection Smart Life Work
From $19.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From $13.95
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App
From $17.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (20 Sets)
From $22.95
2X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 400mm
From $74.00
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Aqara Gateway Mi Home HomeKit
From $109.00
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $29.95
Garage Door Bracket for Ring Alarm Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $10.95
2X Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $94.00
5 Set Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm
From $12.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From $18.95
2X WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control
From $28.95
Split Type Door and Window Sensor Door Magnet Sensor 60 Songs Protection Security Anti-Theft Volume Reminder EU Black
From $17.95
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
From $17.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From $19.95
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection B
From $64.00
W100 Smart WiFi Bridge Gateway and Door Sensor Set for WeHere Smart Lockboxes, APP Control for Home Office Security Edition 0118
From $129.00
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems Edition 0118
From $64.00
Smart Door Window Sensor Smart Home Door Detectors Door and Window Burglar Alarms Door Open Alarm
From $25.95
6 Pcs Remote Door Alarm Door Sensor Chime Door Magnets Alarm Window Alarms Sensors Burglar Alert Security Door Sensor
From $31.95
Tuya Zigbee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life App Security Protection
From $59.00
4X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $169.00
5pair for IR Break Beam Sensor LEDs Counting Module Split Distance Sensor Infrared Beam Sensor LED Counting Module
From $14.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (30 Sets)
From $35.95
2X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From $35.95
2 Pcs Trip Wire on Reusable Reel (85ft),Trip Wire for Perimeter Trip Alarm 12 Gauge and Trip Wire Alarm
From $16.95
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
From $18.95
3X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $10.95