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Security System Sensors

Shop the best prices on 11,349 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, GreenZech, Ydcy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 11,349
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
$149.00 Save $80.00 RRP: $229.00
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety B
$19.95 Save $10.00 RRP: $29.95
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Freezer Fish Tank unbrand
$25.95
Animal deterrent alarm for wild boar and theft prevention
$38.95 Save $50.05 RRP: $89.00
New Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
$12.95 Save $8.00 RRP: $20.95
High Capacity Battery Surveillances Detectors Not Eavesdropping Tool for Protecting Commercial Secrets & Person Privacy Multicolor
$79.00
Pool alarm for kids safety with wireless door sensor and remote
$64.00 Save $65.00 RRP: $129.00
Plush Horse Riding Stick for Kids with Soft Plush Head, Sturdy Wooden Pole Toy for Balance Development and Active Play
$43.95 Save $40.05 RRP: $84.00
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
$84.00 Save $45.00 RRP: $129.00
E3F-20C1 3mm Laser Beam Photoelectric Switch Trough-beam Infrared Sensors NPN Switchs with LED
$29.95
1/4 Inch Ring Alarm Magnet Riser,5 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Included unbrand
$18.95
Household Window Home Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds
$3.95 Save $21.00 RRP: $24.95
1/4 inch Ring Alarm Magnet Riser,5 Pack Mount to Any Doorway, Window hwy
$31.95
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Mi Home
$15.95 Save $48.05 RRP: $64.00
1/4 Inch Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Incl
$30.95 Save $28.05 RRP: $59.00
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
$54.00 Save $20.00 RRP: $74.00
Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security
$25.95 Save $20.00 RRP: $45.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
$29.95 Save $29.05 RRP: $59.00
Human Presence Sensor Millimeter Wave Radar Detection Built-in Illuminance Sensor
$59.00
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
$21.95 Save $2.00 RRP: $23.95
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
$21.95 Save $2.00 RRP: $23.95
2Pcs Tuya Smart Temperature Humidity Sensor Zigbee
$28.95
Door Magnetic Sensor Wireless Window Open Detector Electronic AntiTheft Burglary Device
$20.95 Save $48.05 RRP: $69.00
Smart WiFi Door and Window Sensor Wireless Alarm Detector App Control Push Notifications Compact Design Battery Not Included For Home Securit
$25.95 Save $8.00 RRP: $33.95
Tuya Fingerbot Touch Screen Smart Life BLE Wireless Touch Switch Robot Remoter Support Alexa Google
$35.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with H
$16.95 Save $4.00 RRP: $20.95
WiFi Door Open Closed Detectors Tuya Window Sensor with App Notification Alert Contact Sensor for Home Security with Black Color
$40.95
C100 125dB Vibration Sensor Alarm Door and Window Alarm Home Personal Anti-theft Alarm(Black)
$23.95
100m Ir Alarm Sensor, Digital Pulse Infrared Sensor Dual Beam Infrared Alarm, Infrared Invisible Sen
$219.00 Save $120.00 RRP: $339.00
smart home WiFi thermometer and hygrometer sensor
$84.00
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
$20.95 Save $4.00 RRP: $24.95
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection White
$10.95 Save $2.00 RRP: $12.95