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Security System Sensors

Shop the best prices on 14,631 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 New Zealand.

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1,857 - 1,888 of 3,200
5X White Door Window Contacts Magnetic Reed Switch Sensor
From $21.95
2X Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
From $19.95
4X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
From $104.00
Tuya ZigBee SOS Button Sensor Alarm Wireless Emergency Help Switch Elderly Children Alarm Tuya Smart Life Remote Control
From $22.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart Life App Alexa(C)
From $22.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $40.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From $41.95
Automated Gate Safe Infrared Detector Sensor for Swing Sliding Garage Gate Door Safety Infrared Beam Sensor Photocells
From $19.95
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
From $19.95
Dvb-t Professional Tv Antenna Finder Digital Aerial Signal Meter Pointer Tv Satellite Receiver
From $94.00
Tuya WiFi Light Sensor Smart Home Illumination Sensor
From $54.00
4-in-1 Wireless Door Open Alarm, 2-Pack Freezer Window Fridge Security Sensor with 108dB Loud Alert, 3-60s Delay
From $34.95
Door Window Alarm Noopel Home Sensor Burglar 120db Alarm With Batteries Included - Diy Easy To Install
From $99.00
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless
From $59.00
Tuya Intelligent Pressure Sensor for ZigBee Detection Automation Scene Linkage 400mm
From $74.00
Door and Window Alarm Multi-Functional Anti-Theft Alarm Wireless Remote Control Door Sensor Alarm 130DB Door Sensor Walk 3843 B
From $59.00
2026 NEW LD6002C 60G Millimeter Wave Radar Sensor Fmcw Non-Contact Sensor, for Fall Detection
From $89.00
2026 NEW Smart Wifi Door Magnetic Detector Wifi Door and Window Sensor Door Magnetic Switch Alarm Anti-Theft
From $54.00
2X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $35.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From $33.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
From $33.95
Tuya Zigbee Smart Door Magnet Door And Window Sensor Rechargeable Wireless Smart Door And Window Se
From $43.95
Smart Mailbox Alert, Instant Updates, Enhanced Home Security
From $74.00
Compatible with Smart door stopper/door gap/door stop, door pressure type burglar alarm, door stopper for home, shop, business trip, accommodation, an
From $16.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(
From $42.95
Infrared Photocell Beam Sensor, 12-24V AC/DC, 20m Range, Waterproof, Anti-Interference, Compatible with Sliding Gate Opener
From $27.95
Zigbee 3.0 Smart Contact Detectors, 4-Pack Door Window Sensors, 1-Year Battery, Tool-Free, Fast Response, Home Security
From $79.00
12/24V DC/AC Infrared Photocell Sensor Beam, Egg-Shaped Design, Compatible with All Gate Openers, for Sliding Doors and Garage Doors, Black
From $21.95
2Sets Overhead Garage Door s Wired Magnetic Switch Alarm Sensor with
From $54.00
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
From $24.95
Wireless Door Sensor Alarm, Door Window Entry Alert Security Magnetic SensorHome Security
From $169.00
Smart WiFi Door Sensor, No Hub Required, Wireless Window Sensor with App Alert
From $139.00