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Security System Sensors

Shop the best prices on 11,455 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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3,073 - 3,104 of 3,200
High quality Tuya WiFi Smart Door and Window Sensor Alarm Sensor Support Alexa
$37.95 Save $21.05 RRP: $59.00
2 DOF Pan and Tilt with Mg995 Servos Sensor Mount for Arduino Robot Set Car Plane DIY
$19.95 Save $11.00 RRP: $30.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$5.95 Save $34.00 RRP: $39.95
Glass Break Alarm 125dB Window Vibration Detector Sensor 3 Pack Ultra-Slim Anti-Theft Adjustable Sensitivity
$64.00 Save $65.00 RRP: $129.00
Tuya Zigbee Smart Light and Rain Sensor 2-In-1 Function, Light and Rainwater Detection Smart Life Ap
$44.95
120dB Wireless Home Window Door Magnetic Sensor Burglar Security Alarm System Battery Excluded
$16.95 Save $8.00 RRP: $24.95
door single beam infrared beam alarm waterproof high sensitivity infrared beam sensors for schools homes black
$27.95 Save $14.00 RRP: $41.95
Wired NC Type Magnetic Alarm Door Window Contact Sensor Detector Reed Switch
$14.95 Save $8.00 RRP: $22.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
$20.95 Save $10.00 RRP: $30.95
2PCS Door Sensor 433MHZ Wireless Sound Light Alarm Camera Accessories for Home Safety
$17.95 Save $9.00 RRP: $26.95
Wired Door Window Magnetic Contact Alarm Burglar Security Safety System for Shop Store Garage
$16.95 Save $9.00 RRP: $25.95
Wide Gap Magnetic Contact Sensor for Home Security, Door and Window Alarm System, Wired Detection for Garage Safety
$34.95 Save $10.00 RRP: $44.95
New Adjustable Temperature 1080w Welder Hot Air Gun Station Hair Dryer Soldering Iron Welding Heat Gun Torch Amp; 2 Nozzle Amp; Roller Linghai Zhexin
$239.00
Wired Glass Break Sensor for Windows and Doors with AntiTamper Alarm, Ceiling or Wall Mount
$26.95 Save $13.00 RRP: $39.95
Light Sensors Intelligent Built In Low Battery Alerts Miniature Thread Activated Ambient Light Sensor For Furniture
$37.95 Save $21.05 RRP: $59.00
Zigbee Vibration Sensor For Door And Window Security, Low Power, Notifications, Model ZG103ZL
$42.95 Save $21.05 RRP: $64.00
Smart Vibration Sensor For Doors Zigbee 3.0, Compatible with Home Assistant, Adjustable Sensitivity, ZG103ZL
$37.95 Save $21.05 RRP: $59.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 2M
$33.95 Save $125.05 RRP: $159.00
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10
$33.95 Save $125.05 RRP: $159.00
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
$74.00 Save $275.00 RRP: $349.00
1 Pair Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
$33.95 Save $125.05 RRP: $159.00
Smart WiFi Vibration Detection Sensor Sensitivity Alarm App Compatible 2Pack Motion Monitoring
$54.00 Save $25.00 RRP: $79.00
Door and Window Alarm with 120dB Chime, Magnetic Sensor for Kids Safety and Home Security
$21.95 Save $10.00 RRP: $31.95
Door Window Alarm WiFi Magnetic Sensor Smart App Control Easy Install Low Voltage Alert 1 Pack
$33.95 Save $15.00 RRP: $48.95
Wireless Door Window Alarm Sensor with 110dB Loud Siren, Easy Install Home Security, 9 Pcs
$84.00 Save $45.00 RRP: $129.00
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with Alexa & Google Home White
$15.95
Door and Window Security Alarm 110dB Loud, 4 Modes, Easy Install, Home Garage Office, 6 Pack
$50.95 Save $28.05 RRP: $79.00
Vibration Alarm with Dual Protection Mode for Home Security and Bicycle AntiTheft Use
$23.95 Save $10.00 RRP: $33.95
Door And Window Alarm, Door/window Sensor With 120db Alarm, Sound Up To 500 Feet (150m) Touch Vibration Triggers Security Alarm
$59.00 Save $140.00 RRP: $199.00
Tuya Wifi Light Sensor Smart Home Illumination Sensor App Linkage Control Brightness Detector Illumi unbrand
$17.95 Save $10.00 RRP: $27.95
Wireless Infrared Sensor Switch Sensitive Comfortable Touch Security Door Access Control for Wooden Doors Iron Doors
$40.95 Save $43.05 RRP: $84.00
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type)
$42.95 Save $76.05 RRP: $119.00