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Security System Sensors

Shop the best prices on 244 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Dahua, TP-Link, Yale and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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1 - 32 of 244
Door alarms when opening, freezer sensor, voice alarm, window sensor, room, store, home, school, business, security
$23.95 Save $11.00 RRP: $34.95
Real Sensor Open Home Detector Color Black Security System Compatible Instant Notifications
$20.95 Save $10.00 RRP: $30.95
Window Alarm Buzzer for Windows, Loud Vibration Sensors, Window Security Alarm Sensor
$18.95 Save $10.00 RRP: $28.95
Advanced Indoor Air Quality Tester with WiFi, 9-in-1 Sensor for Temperature, Humidity, CO2 Monitoring, Allergy Relief, White
$59.00 Save $25.00 RRP: $84.00
LD6002C 60G Millimeter Wave Radar Sensor FMCW Non-Contact Fall Detection Sensor for Safety Applications
$94.00 Save $55.00 RRP: $149.00
Home Security Magnetic Door Window Sensor Switch, Wired Alarm Contacts, 2-Pack, Hidden Mounting Option, Reliable Detection
$15.95 Save $5.00 RRP: $20.95
Waterproof Dual Beam Sensor Active Infrared Intrusion Detector IR 100m Outdoor Perimeter Wall Barrier Fence for GSM Alarm
$39.95
Home Safety Kit Domos DOML-K-1 Domos
$99.00
Sensor module for maximizing energy efficiency while allowing delay times after detection.
$21.95 Save $11.00 RRP: $32.95
Intelligent Door Sensors with Remote Control and Voice Command, ABS Window Sensors for Family Security
$209.00 Save $100.00 RRP: $309.00
Tuya Zigbee Door and Window Sensor for Smart Home Security, Real-Time Alerts, Remote Control via Smartlife App
$104.00 Save $55.00 RRP: $159.00
Set of WiFi door and window sensors for home security with smart app notifications
$34.95 Save $19.05 RRP: $54.00
Wireless Smart Wi-Fi Door and Window Contact Sensors for Home Security
$46.95 Save $22.05 RRP: $69.00
Magnitic Switch Normally Closed Nc Micro Alarm for Door and Window Sensor Arrival
$24.95 Save $13.00 RRP: $37.95
Door Contacts 5-Pack Mini White Recessed NC Window Sensors Magnetic Reed Switch 3/4-Inch DCS Switches For Access Control
$21.95
Door magnetic contact wireless sensor detection switch suitable for home garage alarm security
$14.95 Save $7.00 RRP: $21.95
Window alarm sensor: Alarm at decibels, magnetic safety trigger, wireless, portable, doorbell mode for doors and windows
$17.95 Save $9.00 RRP: $26.95
Magnetic door and window sensors, wired security alarm contact switches, 2 pieces.
$14.95 Save $7.00 RRP: $21.95
Smart Home door and window sensors for ZigBee, easy installation with wireless connectivity.
$31.95 Save $16.00 RRP: $47.95
Freezer Door Alarm – Intelligent Door Sensor Voice Alert, Ajar Reminder for Business, Home, School, Room, Window
$20.95 Save $10.00 RRP: $30.95
Refrigerator Door Alarm, Door Sensor Compact Sensor with Voice Alarm for Household, Business, School, and Rooms with Windows
$23.95 Save $11.00 RRP: $34.95
Wireless robust door window sensor control detector multipurpose security alarm Smart Life household accessories
$69.00 Save $40.00 RRP: $109.00
Tuya Zigbee Wireless Window Alarm Living Room WiFi Front Door Gate Open Security System Sensors Status Detector Accessories
$54.00 Save $25.00 RRP: $79.00
Refrigerator Door Alarm Open Door Alert Compact Sensor with Voice Alarm for Home, Business, School, and Rooms with Windows
$23.95 Save $11.00 RRP: $34.95
Freezer Door Alarm Smart Door Sensors Voice Alarm Sensor for Windows, Rooms, Stores, Homes, Schools, Businesses, Security
$69.00 Save $40.00 RRP: $109.00
Refrigerator Door Alarm Freezer Alert, Compact Sensor with Voice Alarm for Home, Business, School, and Rooms with Windows
$30.95 Save $15.00 RRP: $45.95
Wireless door and window sensor app notification activated wireless door alarms for enhanced security monitoring door sensor
$37.95 Save $21.05 RRP: $59.00
Ultrasonic Distance Sensor Pack of 2 SR04T Modules for Distance Measurement, Obstacle Avoidance, and Industrial Control
$26.95 Save $13.00 RRP: $39.95
Refrigerator Temperature Sensor Wireless Refrigerator Alarm Temperature Monitoring Indoor Outdoor Compact Measuring Device for Dormitory
$26.95
Smart Sensor for Doors and Windows Xiaomi BHR8995GL Wall mounting Xiaomi
$31.95
Smart Sensor for Doors and Windows TP-Link T110 TP-Link
$45.95
Yale Pet PIR Motion Detector Sensor Pet Friendly for SR & EF Alarms 868MHz Yale
$19.95