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Security System Sensors

Shop the best prices on 5,695 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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97 - 128 of 3,200
Electrical Lockout and Tagout Kit, Padlock, Circuit Breaker, Storage Bag for Industrial Use
From $94.00
10 Pack Door Window Alarm Sensors with 120dB Loud Siren, Battery Powered Magnetic Entry Detection for Home Security
From $149.00
Home Security Alarm System with 120dB Siren, Magnetic Door and Window Sensors, Battery Powered 10Pack
From $169.00
Door Window Contact Sensor Alarm, Wireless Door Window Magnetic 4pcs
From $19.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
From $19.95
Tuya Smart Zigbee Rain Sensor with Light Detector, Solar Powered, IPX6 Waterproof, and with Remote Control
From $74.00
4 Pcs Door And Window Alarms - Wireless Intrusion Alarms - 100 Db4pcs Door Sensor Alarm Wireless Door And Window Burglar
From $41.95
90db Wireless Security Alarm Door Window Sensor Magnetic Opening Sensor Enhanced 5Pcs
From $14.95
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
From $17.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 1M
From $17.95
Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $13.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
From $9.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
From $19.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart Life App Alexa(B)
From $47.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From $15.95
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Aqara Gateway Mi Home HomeKit
From $109.00
Smart WiFi Vibration Detection Sensor Sensitivity Alarm App Compatible 2Pack Motion Monitoring
From $54.00
Magnetic Door and Window Alarm 5 Pack, 110dB Home Security Sensor with 4 Modes
From $47.95
Wire Guard Protective Cover for Alarm Sensors, Decorative Detector Cover, Easy Install Design
From $27.95
10 Sets MC38 Wired Door Window Sensor Magnetic Switch Alarm for Home Security NC Contact
From $64.00
Wireless Door and Window Alarm 140dB Multi-Function Remote Door Magnetic Alarm for Home Security Anti-Theft
From $20.95
WiFi Door Window Detector, Remote Alarm Sensor with App Notification, Compatible with Google Assistant
From $28.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
From $32.95
Wireless Electric Doorbell Kit With 1 Receiver And 1 Pir Motion Detector Sensor Alarm Visitor Security Alarm With Music Melody
From $28.95
RC36 NC Recessed Door Contact Sensor Magnetic Reed Switch for Metal Doors Alarm Black 5pcs
From $19.95
Wireless Door and Window Sensor for Home Security, Magnetic Contact Entry Alerts, 2 Sets Compatible with YISEELE System
From $89.00
5pcs Magnetic Window Alarm Sensor Door Contacts Magnetic Door Sensor Smart Door Sensor
From $229.00
Vibration Window Door Alarm Sensor, Electronic Buzzing Security Detector, Home Hotel Anti-Intrusion Alert Device
From $17.95
Rolling Door Contact Magnetic Reed Switch Responsive NC Gate Alarm Switch for Garage Industrial Warehouses Shops
From $19.95
Safety Light Curtain Sensor 50m Range Anti Theft Light Grating Sensor Security Device AC1218V DC1224V
From $79.00
2Pcs Single Infrared Beam Sensor IP55 Protection Automatic Infrared Photocell Sensor Alarm for Gate Opener
From $19.95
Video Doorbell Wireless 2 Way Talk APP Cloud Storage Motion Detection Infrared Sensor 130 Wide Angle IP65 Water Resistant HD Doorbell Camera for Home
From $34.95