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Security System Sensors

Shop the best prices on 12,135 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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1,409 - 1,440 of 3,200
12V–24V DC Photoelectric Door Sensor
From $79.00
Tuya WiFi Door Sensor Alexa Ready
From $45.95
Power outage detector, high volume wired alarm system
From $25.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home - Ssxj
From $59.00
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From $64.00
Alarm Magnetic Contacts For Nc Roller Shutter Garage Door Switch Sensor With L-bracket G-- G Edition 0125
From $13.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
From $47.95
Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection Waterproof, Zigbee Hub Required,Linka A-W Edition 1129
From $34.95
Beam Gate Photocells Infrared Sensor - Garage Gate Blind Safety - 12V/24V AC DC Compatible21 Edition 1218
From $59.00
2025 Wifi Smart Door Window Sensor Alarm Detector Security Alexa Google
From $16.95
Compatible for Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds Alarm for Home Safety a-s Edition 1129
From $38.95
Wireless Smart Wi-Fi Door and Window Contact Sensors for Home Security 25-26
From $84.00
Elektroweb Sensor Magnetic Contact Opening Sensor Mc-38 No 25-26
From $8.95
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs
From $99.00
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs
From $99.00
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm 10 Pcs
From $36.95
Smart Wireless Magnetic Door and Window Sensor Alarm
From $69.00
Tuya Zigbee Temperature and Humidity Sensor Alarm EU Plug
From $74.00
Tuya WiFi Smart SOS Call Button Wireless Caregiver Pager Phone Alert Transmitter Emergency Call Button for Kids Elderly Patient
From $159.00
Wireless Door and Window Alarm Sensor 2 Pack Magnetic Window Door Burglar Alarm 125DB EASY to Install for Your Home Kids Safety Shop Security Gray
From $39.95
Wired Door Sensor Magnetic Switch Home Door Window Entry Warning Switch Home Anti-theft Alarm Dustproof Waterproof Multicolor
From $43.95
6 Pack Wireless Door And Window Sensors Loud Security Chimes Battery Powered Entry Detector Kit Magnetic Mount Home Safety
From $23.95
Beam Gate Photocells Infrared Sensor - Garage Gate Blind - 12V/24V AC DC
From $41.95
White RC33 Recessed Wired Door Contact Sensor NC Magnetic Switch for Home Security Alarm
From $29.95
80A for Mini Semiconductor Solid State Relay 24VDC Input Output 42-480VAC Voltage SSR Relay Module & Board for Dc AC
From $64.00
Zigbee Vibration Sensor Smart Motion Alarm for Tuya with RealTime Alerts Adjustable Sensitivity
From $34.95
1/2PCS Door Alarm Wireless Anti-theft Remote Control Door Window Alarms For Home Hotel 25-26s
From $59.00
2026 Waterproof 12V Infrared Photocell Sensor Automatic Gate Barrier Opener
From $40.95
2026 Door Window Alarm, 90DB Door Alarms for Kids Safety, Door Window Burglar Alarm-Window Pool Alarms for Home Security (2 Pack)
From $34.95
12m Range Infrared Door Sensor
From $74.00
Home Security Wireless Door Window Sensor 280m Range Alarm Chime with Magnetic Contact
From $49.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches compatible with Enhanced Home Safety B
From $64.00