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Security System Sensors

Shop the best prices on 14,393 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Blue Zoo, TTMA, Elrachen and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Australia.

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2,241 - 2,272 of 3,200
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
From $19.95
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART compatible for Real-Time Monitoring Tracking
From $64.00
Wireless Magnetic Door Window Sensor, ZigBee, Real-Time Monitoring, Low Battery Reminder, for Home Security
From $20.95
2026 Good!! Window Alarm Sensors, Door Alarms for Home Security,120 DB Pool Door Alarm for Kids Safety (8 Pack)
From $119.00
Wireless Door Window Alarm with Remote Magnetically Triggered Alarms for Doors or Windows Home Security Window/Door Alarm Kit, 110 dB Loud (2 Pack)
From $119.00
freezer alarm with adjustable voice reminders for fridge door
From $7.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $28.95
3X Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Home Iot Device
From $23.95
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits
From $44.95
Tuya ZigBee SOS Button Sensor Alarm Wireless Emergency Help Switch Elderly Children Alarm Tuya Smart Life Remote Control
From $15.95
5X Infrared Installation Contactless Infrared Door Lock No Touch Sensor Exit Button IR Door Release DoorbellSwitch B
From $74.00
25 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From $34.95
2X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-In Siren Alarm Sensor
From $44.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
From $9.95
Home Security Burglar Alarm Wireless Door Opening Alarm Anti Theft Intruder Enter House Magnetic Sensor Door Window
From $18.95
2X Tuya WiFi Smart Vibration Sensor Motion Detection Real-Time Remote Monitor Alarm for Home Window Drawers
From $28.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $6.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
From $11.95
2X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $99.00
6X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $89.00
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
From $14.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $11.95
2X Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $109.00
15 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From $24.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
From $34.95
2X LD2410C 24G Radar Human Presence Sensor FMCW Radar Millimeter Wave Motion Detection Module DC5V
From $28.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
From $74.00
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recognition Module
From $48.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
From $26.95
2X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $28.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
From $31.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $10.95