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Security System Sensors

Shop the best prices on 7,373 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Nedis and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,337 - 2,368 of 3,200
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$19.95 Save $12.00 RRP: $31.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$21.95
Tuya ZigBee Gas Leak Detector Smart Alarm Sensor Combustible Gas Leakage Alarm for Home Security APP Remote Control
$39.95
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$21.95
Tuya WiFi Vibration Sensor 130dB Sound Light Alarm Smart APP Real-Time Vibration Reminder Home Security Shock Detector
$19.95 Save $5.00 RRP: $24.95
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
$54.00
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with Alexa, Smart Life(White) Edition a 2025
$29.95 Save $29.05 RRP: $59.00
SONOFF DW2 Wifi Wireless Door Window Sensor Open/Closed Detectors e-WeLink APP
$18.95 Save $19.00 RRP: $37.95
Advanced Detection Technology Infrared Alarm Homeowners Indoor Outdoor Surveillance Angle Adjustable 2Pcs
$149.00 Save $50.00 RRP: $199.00
Door Alarm Cylinder Infrared Sensor Weather Resistant for Home Security Indoor Use 300m 1 Set
$34.95 Save $34.05 RRP: $69.00
Infrared Beam Sensor 2Pcs High Sensitive Home Security Alarm System
$139.00 Save $110.00 RRP: $249.00
Wifi Digital Temperature Sensor for Tuya - Smart Home Freezer Thermometer with App Alert 2025
$43.95 Save $45.05 RRP: $89.00
10-pack Window Alarm with Wireless Door Magnetic Sensor for Home
$74.00 Save $20.00 RRP: $94.00
Electrical Waterproof Power Box for Electronics Outdoor Use Spacious Interior 2Pcs
$34.95 Save $8.00 RRP: $42.95
Magnetic Reed Door Alarm Contacts Switch for Home Protection
$10.95 Save $7.00 RRP: $17.95
Door Magnetic Reed Switch for Alarm Use Recessed White Contacts
$7.95 Save $2.00 RRP: $9.95
Magnetic Door Contacts for Alarm Systems Recessed White Switch
$7.95 Save $5.00 RRP: $12.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
$16.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
$19.95
Home Window Door Burglar Security Alarm System Magnetic Sensor
$21.95 Save $7.00 RRP: $28.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Swit
$30.95 Save $9.00 RRP: $39.95
Multifunctional 41A5034 Secure Your Garage with Door Sensors Set Fit Most Openers Portable Garage Accessory for Outdoor Multicolor
$74.00
Remote Control Door Sensoring Alarm Wireless Magnetic Door Alarm with 140dB Multifunction Home Security for Home Security Multicolor
$44.95
Wireless Door and Window Alarm with Infrared Motion Sensor, Waterproof, Adjustable Sensitivity for Home Security
$27.95 Save $13.00 RRP: $40.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
$11.95
Infrared Sensor Switch Contactless No Touch Door Exit Button with Backlight for Access Control
$18.95 Save $11.00 RRP: $29.95
433MHZ Wireless Door Window Entry Magnetic Sensor Alarm Anti Theft Home Security System
$13.95 Save $8.00 RRP: $21.95
Infrared Photoelectric Beam Sensor Barrier Detector Alarm System for Revolving Sliding Automatic Door
$41.95 Save $27.05 RRP: $69.00
Touch Sensor Door Access Control System Switch Home Security Unlock Exit Button
$20.95 Save $12.00 RRP: $32.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor
$15.95 Save $13.00 RRP: $28.95
Zigbee Smart Rain Sensor For Outdoor Wireless Rain Detection Waterproof, Zigbee Hub Required,linkag Szrh A-w unbrand
$31.95 Save $17.00 RRP: $48.95
Window Sensor Zigbee Wireless
$23.95 Save $4.00 RRP: $27.95