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Security System Sensors

Shop the best prices on 5,104 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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1,089 - 1,120 of 3,200
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From $11.95
4X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $29.95
3X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From $45.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
From $44.95
Tuya Zigbee Vibrat Sensor Intellint Detect Alarm Home
From $40.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From $34.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart Life App Alexa(C)
From $25.95
Door Window Alarm 4 Pack, 90dB Loud Wireless Door Sensor for Home Security and Kids Safety
From $21.95
Wireless Door Window Sensor for LWOHSI A103F A105F A108F A109F Home Security Alarm with Instant Alerts
From $21.95
Surface Mount Magnetic Contact Sensor Set with Spacers and Grey Finish for Door Window Security
From $21.95
Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Home Assistant for Gateway Home
From $21.95
Recessed Door Contact Sensor Normally Open Hidden Magnetic Alarm Window Sensor for Security Systems
From $21.95
2Pack Door and Window Sensor Wired Alarm Contact Switch Recessed for Home Security Systems
From $21.95
Power Failure Alarm 110V 120V Instant Power Loss Alert with Ultra Loud 120dB for Factory and Farm
From $43.95
Normally Closed Recessed Wired Door Window Contact Sensor RC36 Magnetic Reed Switch White 2pcs
From $23.95
DC 324V Industrial Security Alarm Siren Buzzer 110dB Loud Alert Continuous Sound Wide Voltage Range
From $21.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From $18.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From $13.95
Wireless Door Alarm Sensor 110dB with Four Modes for Home Apartment Office Easy Install 10Pcs
From $89.00
Infrared Beam Sensor Pair with Accuracy Detection and Weatherproof Photoelectric Security Detector
From $27.95
Door Window Contact Sensor 5 Pack NC Recessed Magnetic Reed Switch Concealed TamperResistant
From $37.95
DC12V 24V Infrared Photocell Sensor Automatic Gate Safety Beam Weatherproof Garage Door Detector 1 Pair
From $27.95
Smart Door and Window Alarm 2 Pack, Instant Open Alert Home Security Sensor 301
From $47.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $22.95
433MHz Wireless Magnetic Door Window Sensor Alarm for Home Security AntiTheft Instant Alert
From $21.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $16.95
Automatic Sliding Door Sensor with Infrared Presence and AntiPinch Protection IP54 Waterproof
From $149.00
Smart WiFi Vibration Sensor with Instant Alerts, Wireless Home Security Alarm Compatible with Tuya for Doors and Windows
From $27.95
Door and Window Alarm - Security - Pack of 4 - Wireless - 95 dB - Easy Installation
From $26.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
From $64.00
XIAO ESP32C6 60GHz MmWave Sensor MR60BHA2, Breathing Heartbeat Detection Sensor, ESPhome, Home Assistant
From $89.00
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From $12.95