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Security System Sensors

Shop the best prices on 11,168 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,497 - 2,528 of 3,200
SMCO01 Smart Home Tuya WiFi Smoke Detector Carbon Monoxide Alarm Wireless Sensor with Flash Light
From $44.95
Photoelectric Sensor, Reflective Infrared Detection, -25~75℃ Temperature Resistance E3Z-R61, Automatic Door Induction Switch
From $25.95
Wi-Fi Door Magnetic Sensor, Automatic Scene Linkage, Hub-free Installation, Home Security Sensor
From $23.95
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Home
From $42.95
compatible with Gates Doors Windows External Positioning Alarm Detector Single Beam Infrared Radiation Sensor Barrier Against Hacking System
From $59.00
Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works compatible with Smart Life
From $31.95
Freezer Door Alarm, Wireless Fridge Door Safety Window Alarm, Adjustable Delay 4 Working Modes to 108dB Loud Door Entry Alarm 108dB Loud, 2 Pack White
From $44.95
High Sensitive Wired Glass Break Sensor, Glass Breakage Detector Vibrator, Shock Sensor for Home Alarm Security System Protection
From $7.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
From $11.95
Smart door magnetic sensor, smart wireless door and window sensor, smart linkage scene sensor compatible
From $54.00
Smart home light, temperature and humidity sensor app, timed smart security sensor compatible
From $109.00
[] Single-beam infrared beam detector, door/window barrier alarm, 1-speed wired infrared detector compatible
From $74.00
Magnetic Door Sensor 868.4mhz Eu Window Sensor Z-wave Plus Contact Sensor Smart Home
From $64.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) Edition 1031
From $13.95
Door Alarm, Door Opening Detector With Powerful Siren, Magnetic Wireless Door And Window Alarm(pack Of 1)
From $24.95
Wifi Smart Light Sensor Waterproof Smart Brightness Sensor Indoor Light Intelligent Detector For In
From $25.95
Perimeter Trip Alarm 12 Gauge Perimeter Defense Device 360 Coverage For Camping And Security Prope
From $32.95
1 Set NO NC Magnetic Door Window Contact Sensor Alarm Reed Switch Fit for GPS Alarm or Other Device with 2 Screws White
From $16.95
NEO NASDS07W Wireless Window Door Alarm AntiTheft USB Power Supply AntiDismantle Detector Work with ZigBee
From $29.95
BERM Approach Switch Sensor Cylindrical 2‑Wire Power Control Equipment 90‑250VAC
From $17.95
10Pcs Metal Induction Switch 3 Wire NPN NO Capacitive Limit Sensor Detector LJ12A3-2-Z/BX
From $64.00
Battery Operated Door Sensor Alarm Magnetic Transmitter Replacement Easy Installation for House Shop Office Garage Multicolor
From $25.95
Small Window Alarm Adjustable Volumes 100dB Sound Door Sensorings 100dB Sound Alarm Door Window Sensorings for Household Office Multicolor
From $45.95
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Home Burglar Alarm NO/NC Magnetic Switch Easy to Install Multicolor
From $15.95
Low Power Consumption Microphone Sensors Module for Home Security Systems Devices Long Durations Operation Sound Sensors Multicolor
From $29.95
Magnetic Door Window Contact Sensor Alarm Security Home Burglar Alarm Magnetic Switch Normally Closed Easy to Install Multicolor
From $13.95
Tuya Zigbee Smart Vibration and Tilt Sensor with App Alerts
From $29.95
WIFI Smart Home PIR Motion Detection Sensor Wireless Security Burglar Alarm Sensor
From $24.95
WiFi Door Open Closed Detectors Tuya Window Sensor with App Notification Alert Contact Sensor for Home Security with Black Color
From $32.95
Stylish & Practical Door Handle Effective Iron Gate Magnetic Sensor Homes & Office Door Window Alarm Simple Installation Multicolor
From $38.95
2026 Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
From $29.95
Solar Infrared Beam Sensor 433MHz 150m IP65 Outdoor Fence Courtyard Wall Anti Theft Infrared Beam Barrier Alarm
From $249.00