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Security System Sensors

Shop the best prices on 14,907 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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97 - 128 of 3,200
LDS Laser Rangefinder Radar for D9/D10 Plus with Error Occlusion Sensor
From $149.00
Automatic Door Safety Sensor with Photoelectric Beam for Sliding and Swing Gates
From $69.00
Detector Protective Cover Heavy Duty Cover for 6Pcs Silver Metal
From $79.00
Wide Gap Magnetic Contact Sensor for Home Security, Door and Window Alarm System, Wired Detection for Garage Safety
From $46.95
Wireless Temperature and Humidity Sensor, Zigbee Smart Detector for Home Monitoring
From $24.95
NPN Photoelectric Beam Sensor with Bracket, Mirror Reflection Switch, 2m Range
From $15.95
Magnetic Door Window Entry Alert Sensor Alarm Switch
From $22.95
EU Plug TV Simulator with AC Adaptor, Anti-Burglar Theft Deterrent, Home Security Timer and Sensor
From $38.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm 2025
From $119.00
4 Pack Door Alarms for Home Security, Window Door Alarms, Window Alarm Sensors, Door Alarms for Kids Safety,DIY Protection Burglar Bell Alarm for Home
From $30.95
Magnetic Door Window Entry Alert Sensor Switch
From $16.95
Car Universal Anti Theft Sensor Adjustable Car 360 Panoramic Detection Vibration Sensor Alarm Anti-T
From $9.95
Adjustable Sensitivity Window Alarm Sensor 125dB Anti-Theft Detector compatible with Home Security
From $64.00
Pair of infrared photocells compatible with wall-mounted automatic gate Outdoor sensor 24 V, black, 100*40*35mm
From $94.00
Automatic Obstacle Detection & Alarm - Infrared Photocell Automatic Beam Sensor, DC12-24V, 1 Pair (Transmitter and Receiver) for Garage Doors
From $19.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart
From $48.95
Compatible Tuya Smart Solar-Powered Wireless Infrared Beam Burglar Alarm and Perimeter Wall Intrusion Detector with Wireless Remote Control
From $69.00
Smart WiFi Door Sensor Door Open /Closed Detectors Magnetic Switch Window Sensor Home Security Alert Security Alarm
From $33.95
Zigbee 3.0 Door Sensor Window Detectors Magnetic Sensor Smart Home Security Protection Remote Monitoring
From $18.95
NEW Tuya Door Sensor Wifi Window Shatter Sensor Door Window Magnetic/shock Detector
From $89.00
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
From $41.95
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type)-Good Ydcy
From $13.95
2X Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting unbrand
From $16.95
Magnetic Clothing Hard Tag Remove Security Detacher
From $36.95
Security Tag Detacher / Magnetic Remover Clothing Hard Tag Remove
From $84.00
Contact Sensor Detector, Alarm, Door Opening 26-27
From $11.95
Embedded Wired Security Door and Window Contact Sensor Alarm Reed Switch Brown
From $36.95
60GHz mmWave Radar Human Presence Detection Sensor with Micromovement Sensing for Smart Home
From $149.00
Infrared BarrierBetterlife Digital Pulse Infrared Sensor 100m Active Detection Invisible IR Beam Barrier Waterproof Alarm1 pcs
From $129.00
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety
From $22.95
DC12V Infrared Photocell Beam Sensor for Automatic Gate Door Garage Barrier Detector 24V Sliding Gate Opener Accessory Burglar Alarm System
From $13.95
High Sensitive Wired Glass Break Sensor, Glass Breakage Detector Vibrator, Shock Sensor for Home Alarm Security System Protection
From $10.95