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Security System Sensors

Shop the best prices on 11,726 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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65 - 96 of 3,200
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)
From $64.00
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
From $20.95
Bluetooth Multifunction Gateway Smart Home Door and Window Sensor Socket Control Center
From $74.00
Tuya Zigbee Smart Wireless Tür- und Fensterkontakt Türsensor Alarm-APP Steuerung
From $35.95
5X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for SmartLife App
From $74.00
2X Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $34.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $69.00
Security Tag Detacher / Magnetic Remover Clothing Hard Tag Remove
From $41.95
Wireless Door Sensor Alarm C Home Security Window Entrance Alarm 931.
From $69.00
Wireless Home Doors Windows Security Entry Alarm System Pack 6
From $28.95
2 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 395.
From $69.00
Door Window Alarm 120dB Contact Sensor Burglar Alarm for Home Security 2026 New 976.
From $69.00
Infrared Motion Detector Alarm - Sensor Wireless PIR Alarm Set Motion Detector Infrared Detector 38 Ringtones
From $44.95
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device
From $24.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10
From $24.95
Wifi Door Alarm Sensor Wireless Door Window Contact Sensor Alarm With App
From $94.00
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)-Good
From $139.00
HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector(Black)
From $179.00
Door and Window Alarm Sensor Magnetic Easy Install for Home Office Security Child Safety
From $28.95
HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector(Black)
From $179.00
HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector(Black)
From $139.00
Rustproof Wired Window Contact Sensor
From $89.00
Sealed Magnetic Door Alarm Sensor
From $89.00
10m Detection Sliding Door Sensor
From $104.00
NC Magnetic Door Sensor 27x14x8mm
From $32.95
3 Pack Perimeter Trip Alarm, Metal Trip Wire Security Device, Loud Early Warning Alert for Camping, Bear Deterrent, Outdoor Property Protection
From $29.95
Loud Magnetic Door Alarm with Timer Function
From $47.95
ZigBee Vibration Sensor for Door and Window Alarm, Smart Home Security with Real-Time Monitoring
From $45.95
Wireless Vibration Sensor for Smart Life App, Tuya Home Security Alarm Detector
From $42.95
Vibration Sensor for Home Security with Tuya Smart Automation, Window and Door Alarm
From $45.95
Wireless Magnetic WiFi Door Sensor Low-Power Security
From $40.95
Smart WiFi Vibration Sensor Compatible with Tuya, Adjustable Sensitivity, Real-Time Shock Alarm
From $42.95