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Security System Sensors

Shop the best prices on 3,943 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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3,073 - 3,104 of 3,200
2026 Good!! Window Door Contact Sensors Alarm Magnetic Switches for Office Home Security 110-220V Magnetic Switches for Alarm System Black
From $89.00
Roller Shutter Door Contact Magnetic Sensor Wired NC NO with Bracket Dual Output
From $43.95
2026 Good!! Magnetic Switches 110-220V Wire Door Magnetic Switches for Office Security Window Door Contact Sensors Alarm Switches Brass
From $89.00
2026 Good!! ZigBee Wireless Door and Window Sensor, Alert Your Smartphone, Compatible with Alexa/Google Home, SONOFF Zigbee Bridge Required, Batteries
From $64.00
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
From $37.95
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App
From $20.95
Tuya Zigbee Vibrat Sensor Intellint Detect Alarm Home
From $37.95
60GHz mmWave Radar Human Presence Detection Sensor with Micromovement Sensing for Smart Home
From $104.00
Infrared Sensor Switch No Contact Contactless Switches Door Release Exit Button with LED Indication
From $10.95
DC12-24V Infrared Sensor Kit for Gate Opener Outdoor Photocell IR Beam Safety Sensors Detector for Auto Garage Door Opener
From $28.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
From $36.95
Home Security Burglar Alarm Wireless Door Opening Alarm Anti Theft Intruder Enter House Magnetic Sensor Door Window Entry Alarm
From $59.00
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
From $35.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
From $44.95
Door Window Alarm, Wireless Personal Security Alarm Magnetic Sensor Burglar Alert Door and Window Op
From $40.95
Safety Alarm 120dB Loud Cute Ladybug Keychain for Women and Kids Durable Finish
From $21.95
Door Window Alarm 8 Pack, 110dB Loud Magnetic Sensor with 4 Modes for Home Garage Apartment Security
From $74.00
Window Door Security Sensor with TouchSensitive Alert System, White AntiTheft Tamper Detection
From $23.95
Trip Wire Alarm with Weatherproof Construction, 25m/82ft Perimeter Security Alert for Camping Survival
From $21.95
Door and Window Security Alarm 120dB Loud with 4 Modes Easy Install for Home Apartment Garage
From $21.95
Trip Wire Alarm 82ft Weatherproof Early Warning Perimeter Security System for Camping Hunting Survival
From $19.95
1076WM Wide Gap SPDT Recessed Magnetic Door Contact Sensor for Steel Doors, TamperResistant White Design
From $239.00
Emergency Door Release Break Glass Alarm Button with Dual Mode Activation and Fast Wall Mount
From $199.00
Tuya Wireless Smart 130Db Door Window Sensor for Home Door Window
From $15.95
Dtecteur de contact magntique sans fil 433 MHz pour porte, alarme de scurit pour garage et maison
From $18.95
Wifi door sensor, Tuya smart door and window sensor, detects open/close, supports USB charging and b
From $84.00
Infrared Sensor Switch No Contact Contactless Switches Door Release Exit Button with LED Indication
From $9.95
2X Tuya Smart Life WiFi Door Exit Button Voice Control Remotely Door-Opening Wireless Release Push Switch for Door Lock
From $33.95
4Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation-SNNGV
From $64.00
5X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $69.00
DOBERMAN SE-0137 4 in 1 Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm Set Generic1
From $54.00
WiFi Door Sensor Alarm 2 Pack, 90dB Smart Door Alert with App Notifications, Works with Alexa and Google Home
From $47.95