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Security System Sensors

Shop the best prices on 5,178 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 - 32 of 3,200
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart
From $18.95
Tuya Zigbee Solar Light Sensor Waterproof IP65 Outdoor Brightness Detection Luminance Sensor Ea
From $32.95
Sensor Infrared Safety Beam Photocell Detector For Garage Gate Door DOORHAN DITEC SOMMER
From $48.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart H
From $19.95
Window Alarm Set with 130dB Vibration Sensor for Home Door and RV Security, 6 Black Units
From $59.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From $16.95
Automatic Door Safety Sensor Photoelectric Beam for Sliding & Swing Doors - Reliable Photocells
From $59.00
Wireless Home Security Door Window Entry Alarm Warning System Magnetic Sensor
From $31.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
From $16.95
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
From $46.95
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY Protection
From $20.95
2X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $17.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
From $32.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $10.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
From $42.95
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works for Alexa Google Smart Life
From $17.95
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
From $19.95
2 Pack Freezer Door Alarm - Wireless Fridge Alarm with 3/15/30/60 Seconds Delay, 4 in 1 Door Sensor
From $79.00
2 Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db Jske
From $41.95
Magnetic Sensor for Door Window Security Entry Burglar Alarm System
From $69.00
Wireless Door Window Sensor App Notification Alerts For Smart Home Security Alarm Works With Rf Bridge,433mhz GreenZech
From $34.95
50PCS 5.5mm x 2.1mm DC Power Barrel Jack Adapter Breadboard
From $15.95
Light Curtain Sensor Switch Safety Light Grating Security Device(4 Beams BEM0440-C-120NB)
From $69.00
2X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $8.95
6X White Door Window Contacts Magnetic Reed Switch Sensor
From $12.95
2X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 400mm
From $69.00
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
From $14.95
WiFi Door Sensor, Smart Door Window Sensor,for Assistant,Home Security Door Open,for Business Burgla
From $17.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From $10.95
Tuya Zigbee Temperature and Humidity Sensor Alarm with LED Display for Seedling Fermentation Animal Breeding UK Plug
From $54.00
Interrupteur de capteur de rideau lumineux, dispositif de sécurité à réseau lumineux (12 faisceaux BEM1240‑A‑440NB)
From $179.00
Lot de 2 capteurs infrarouges à faisceau unique, protection IP55, capteur photoélectrique infrarouge automatique, alarme pour ouvre-porte
From $20.95