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Security System Sensors

Shop the best prices on 5,098 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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1,121 - 1,152 of 3,200
Sensor Smart Wireless Mini Switch Key Zigbee Connection Remote One Key Control Button Home Security 3pc
From $32.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $24.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $14.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recogn
From $7.95
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works for Alexa Google Smart Life
From $12.95
Tuya WiFi Smart Vibration Sensor Motion Detection Real-Time Remote Monitor Alarm for Home Window Drawers
From $12.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Accessory
From $9.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (30 Sets)
From $28.95
Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Lighting Automation ZigBee Intelligent Remote Alarm
From $22.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
From $22.95
5pair for IR Break Beam Sensor LEDs Counting Module Split Distance Sensor Infrared Beam Sensor LED Counting Module
From $12.95
2X Temperature Humidity Sensor Zigbee Smart Air Pressure Environment Sensor Smart Home for Mi Home APP
From $45.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home Security System
From $46.95
2X Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $25.95
Multi-Purpose 2 in 1 Door Sensor for Door Opener Infrared Safety and Radar Safety Sensor for Automatic Door(Black)
From $159.00
2X Tuya Smart ZigBee SOS Button Sensor Alarm Elderly Children Alarm Emergency Help Switch Tuya Smart Life Remote Control
From $26.95
3X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $139.00
Tuya APP Door Open/Closed Detectors Security Protection ZigBee Alarm Detector 2.4GHz Wireless Window Door Gate Sensor
From $17.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
From $18.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $15.95
10 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From $16.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $18.95
4X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
From $35.95
Tuya Zigbee Temperature Humidity Sensor with LCD Screen Smart APP Monitor Real-Time Remotely for Alexa/Google Home 3PCS
From $30.95
Infrared Fence Alarm Smart Variable Frequency Human Body Sensing Light Grating Curtain Detector 833VDC 100 Meter / 328.1ft
From $89.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 100m/328.1ft
From $50.95
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
From $20.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $17.95
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm
From $17.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
From $19.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From $23.95