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Security System Sensors

Shop the best prices on 3,970 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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2,561 - 2,592 of 3,200
A Pair Normally Closed Magnetic Window Door Safety Alarm Switch Metal Housing
From $13.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
From $15.95
Power Off Detector Sensor Large Volume Wired Alarm System
From $15.95
Tuya WIFI Smart Door Window Magnetic Sensor Security Alarm Open Closed Detector Home Anti-theft Door Iron Rolling Door Sensor
From $30.95
5pcs MC-38 Recessed Wired Door Window Sensor Magnetic Switch Home Alarm System
From $12.95
Safety Light Curtain Photoelectric Protection Sensor PNP NO Output Control Device DC1030V
From $89.00
Touch Sensor Door Access Control System Switch Home Security Unlock Exit Button
From $18.95
compatible with Gates Doors Windows External Positioning Alarm Detector Single Beam Infrared Radiation Sensor Barrier Against Hacking System
From $59.00
For 433mhz Wireless Pir Motion Sensor Alarm Animal Immune Infrared Detector Waterproof Outdoor Infra
From $119.00
Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security
From $36.95
SONOFF SNZB-02 ZigBee Temperature And Humidity Sensor Real Time Notification
From $36.95
Automatic Door Sensor with Reliable Infrared Beam Detection for Electric Locks Gates and Office Exit
From $69.00
Wireless Door Sensor Alarm, 3/15/30/60 Seconds Adjustable Delay, 4-in-1 Alert for Fridge, Freezer & Windows
From $29.95
Freezer Door Alarm 3/15/30/60 Sec Adjustable Delay, 4-in-1 Wireless Fridge & Window Sensor Chime
From $30.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
From $16.95
10PCS MC-38 Wired Door Window Sensor Magnetic Switch NC Normally Closed for Wired WiFi GSM Home Alarm Security System
From $14.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $18.95
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $12.95
Tuya WiFi Smart Vibration Sensor Motion Detection Real-Time Remote Monitor Alarm for Home Window Drawers
From $15.95
SNZB-04PR2 SenseGuard Gen2 Zigbee Door/Window Sensor Active Security with Tamper Alerts App Monitoring Via ZBBridge-P
From $54.00
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
From $27.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $26.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart Life App Alexa(B)
From $26.95
2X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection for Smart Echo Hub SmartLife App
From $19.95
Wired Mount Magnetic Contact Sensor for Roller Shutter Doors Anti-Theft Switch NO/NC Compatible for Home Use
From $15.95
Laser Parking Meter Car Garage Ceiling Location Positioning Correction Parking Sensor Aid Monitor System US Plug unbrand
From $18.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $21.95
Tuya WiFi SOS Panic Button Smart Life APP Notifications One Key Alert Wall Sticky /Neck Strap Design for Elderly & Kids
From $30.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart Life APP Length 40cm unbrand
From $33.95
Split Type Door and Window Sensor Door Magnet Sensor 60 Songs Protection Security Anti-Theft Volume Reminder EU Black
From $15.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Install White
From $12.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $15.95