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Security System Sensors

Shop the best prices on 4,208 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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1,569 - 1,600 of 3,200
Window Door Security Sensor with TouchSensitive Alert System, White AntiTheft Tamper Detection
From $23.95
10X Tuya Zigbee Door and Window Sensor Smart Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From $89.00
12X White Door Window Contacts Magnetic Reed Switch Sensor
From $13.95
2X Wireless PIR Infrared Thermal Alarm Human Detection Sensor with Remote Control Outdoor Camping Anti-Animal Alarm
From $31.95
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $21.95
Wired Magnetic Door and Window Sensor Alarm Contact Switch Kit for Home Security Systems, 2 Pack
From $27.95
Smart Vibration Sensor with App Notifications, Real-Time Motion Detection & Shock Alarm
From $33.95
3X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $7.95
4Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation
From $42.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $5.95
Infrared Photoelectric Sensor Beam 12v/24v Outdoor Waterproof Infrared Sensor Gate Signal for Slide Gate Opener Safety
From $12.95
LD6002C 60GHz FMCW Millimetre Wave Radar Sensor for Fall Detection
From $64.00
Zigbee Door and Window Sensor with Real-Time Notifications for Smart Home Security
From $33.95
Smart Vibration Sensor WiFi Motion Detection Alarm for Tuya with Real-Time Notifications
From $29.95
Door Alarm with Adjustable Voice Reminder for Freezer and Door Open Alerts
From $29.95
Freezer Door Alarm with Voice Alert System – Smart Door Sensor for Fridge, Window, Room, Shop & Home
From $29.95
Wireless Magnetic Door Sensor with App Notification, Compatible with Smart Home Gateway
From $29.95
Fridge Door Alarm with Adjustable Voice Reminders, Open Door Alert for Freezer, Safe & Air Conditioner
From $31.95
WiFi Door Sensor with Phone Alerts, Easy Installation, No Hub Required
From $27.95
Smart Door Window Sensor Detector with WiFi Zigbee Tuya Smart Life App
From $33.95
Wireless ZigBee Door Window Sensor for Smart Home Security Alerts
From $33.95
Smart Motion Sensor,wifi Wireless Security Alarm,with Free Notification
From $54.00
Wireless Door Window Alarm with Instant Intrusion Alert for Home Security Protection and Easy Installation
From $19.95
80A for Mini Semiconductor Solid State Relay 24VDC Input Output 42-480VAC Voltage SSR Relay Module & Board for Dc AC
From $35.95
Single Channel Inductive Loop Vehicle Detector for Parking Lot Access Control
From $30.95
12V/24V single beam infrared alarm detector for home and outdoor security gates and fences, explosion-proof and simple.WHBYV
From $18.95
hard 10 Pack Window Alarm with Wireless Door Magnetic Sensor for Home Security System, Pool Door Alarm high quality-WHBYV
From $44.95
2X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $23.95
Tuya WiFi Smart Vibration Sensor Home Security Protection Smart Life App Real-Time Remote Shock Alarm History Record-SFYGV
From $21.95
Freezer Door Alarm, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-In-1 Door Sensor Chime Door Open Alarm Loud 108d Elrachen
From $45.95
Wireless Door Window Alarm Sensor with 110dB Loud Siren, Easy Install Home Security, 9 Pcs
From $79.00
Rolling Door Magnetic Contact Reed Switch OC60 N.C. Sensor 2 Wire Easy Install for Shutters
From $29.95