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Security System Sensors

Shop the best prices on 12,034 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1,057 - 1,088 of 3,200
Infrared Photocell Beam Sensor DC 12-24V Waterproof Outdoor Detection 20m for Gate Garage Door_ydm
From $59.00
Door Alarm with Remote Control, Magnetic Wireless Door and Window Sensor, 130dB Siren, 3 Modes, Pack of 1
From $84.00
Magnetic Wireless Door Alarm Sensor
From $89.00
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
From $69.00
Tuya WiFi Smart Vibration Sensor Motion Detection Real-Time Remote Monitor Alarm for Home Window Dra
From $54.00
Wire Door Magnetic Switches compatible with Office Security Alarm System NC/NO Recessed Wire Window Door Switches Magnetic Switches Aluminum
From $30.95
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (12 Sets)
From $20.95
Infrared Sensor Alarm, Digital Pulse Infrared Sensor Beam Barrier Home Business Office Security Indoor Outdoor Detector --Lefou (Black)
From $42.95
Mailbox Sensor with Real-Time Mail Delivery Alerts, Home Security, Easy Installation, and Intelligent Linking for Multiple Smart Devices
From $74.00
Zinc Alloy Housing Magnetic Reed Switch, Security Wired Rolling Door Contact Alarm System for Garage Shop, Normally Closed or Open Configuration
From $5.95
6-pack wireless anti-theft door and window alarm for home security, diy magnetic sensor_A
From $54.00
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs
From $99.00
2Pcs Automatic Infrared Beam Detector for Door & Burglar Alarm System with Ir Alarm Sensor & Light Sensor - S202412_Lucky_B
From $119.00
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $21.95
Wireless Door Alarm with Adjustable Delay, 4-in-1 Sensor for Freezer, Fridge, Window, and Safety Alerts
From $37.95
Adjustable Voice Door Alarm with Sensor Warning for Garage and Cellar Use
From $36.95
Smart Home Waterproof Temperature Sensor for Automation Systems
From $36.95
Smart Window Door Sensor, Home Security Alarm System, Tuya App Control
From $31.95
Door Window Alarm 4 Pack, Home Security System, Magnetic Sensor Alert for House and Office
From $29.95
Burglar Alarm Tuya ZigBee Smart Door and Window Magnetic Sensor with Scene Interaction Button and App Remote Control
From $34.95
Tuya WiFi Sound And Light Door Magnetic Doors Windows Alarm Scene Linkage APP Reminder Sound And Light Door Magnetic Sensor
From $54.00
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
From $22.95
10 Pack Wireless Window and Door Alarm with Magnetic Sensor, Loud Home Security Alarm for Kids Safety, Pool, Apartment, Office, Garage, Easy Install
From $74.00
Wired NC Type Magnetic Alarm Door Window Contact Sensor Detector Reed Switch
From $40.95
2025 New Wifi Wireless Smart Door Sensor Voice Control Home Security Alarm Detector Wifi unbrand
From $47.95
Wireless Door Open Sensor Chime 280m Range Door Alarm Window & Door Sensor Door Entry Chime Home Se unbrand
From $119.00
Refrigerator Freezer Door Alarm with 60-Second Alert, Adjustable Volume & Open Sensor
From $69.00
Advanced Infrared Wireless Security System For All Climates
From $37.95
Universal 433Mhz Remote Control Receiver Transmitter AC 85-250V Relay Switch for Light,Door,Garage
From $27.95
8X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $18.95
2X Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $129.00
2X Tuya ZigBee SOS Button Sensor Alarm Wireless Emergency Help Switch Alarm Tuya Smart Life Remote Control
From $36.95