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Security System Sensors

Shop the best prices on 11,735 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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1,601 - 1,632 of 3,200
One Dual Beam AC DC 12-24V Automatic Sliding Gate Door Safety Sensor Photocell Garage Door Photocell B
From $45.95
120dB Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security
From $12.95
Brown 3/4 Inch DPDT Recessed Magnetic Door Contact Switch Set for Steel and Wood Doors with Wire Leads
From $319.00
Video Wall Controller 2X2 TV Wall Control Processor Support 4 Output 1080p High Definition Home
From $309.00
Wireless Temperature And Humidity Sensor Detector Smart Home Sonoff SNZB-02P
From $69.00
2X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 400mm
From $129.00
Wireless Home Security Touch Door Sensor,120db Anti Theft Security Alarm Loud Door Knob
From $22.95
wireless Door Open Sensor Alarm Chime, Adjustable Volume With Mute IndicatorsJJ
From $42.95
Zigbee 3.0 Door Sensor Window Detectors Magnetic Sensor Smart Home Security Protection Remote Monitoring
From $16.95
Zigbee 3.0 Door Sensor Window Detectors Magnetic Sensor Smart Home Security Protection Remote Monitoring
From $16.95
Zigbee 3.0 Door Sensor Window Detectors Magnetic Sensor Smart Home Security Protection Remote Monitoring
From $17.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $14.95
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
From $25.95
Door And Window Alarm - Lot 4x Wireless Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 100 Db
From $54.00
Door And Window Alarm - Lot 4x Wireless Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 100 Db
From $30.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection White
From $129.00
Wireless Freezer and Fridge Door Alarm with 4-in-1 Sensor, 108dB Loud Security Alert for Home and Commercial Use
From $59.00
Wireless Freezer Door Alarm 2 Pack, 4 in 1 Magnetic Door Sensor with 108dB Loud Siren, 3/15/30/60 Second Timed Fridge Alert and Doorbell Chime
From $54.00
Wireless Doorbell Electric Door Chime Kit with 1 Receiver and 1 PIR Motion Detector Sensor Visitor Alert Security Alarm with 38 Melodies at 3 Volume
From $69.00
Wireless Doorbell Electric Door Chime Kit with 1 Receiver and 1 PIR Motion Detector Sensor Alert Visitor Security Alarm with 38 Melodies at 3 Volume L
From $45.95
Magnetic Sensor,Magnetic Switch Sensor Window Door Security Alarm Detector Wired Large Magnetic Gap for Home Garage
From $15.95
Long-range (800m) wireless driveway alarm, weatherproof, with motion detector. Easy installation. Monitoring and protection.
From $199.00
Security Door Sensor & Wireless Door Chime, 433MHZ for Home and Office 2025
From $28.95
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor
From $37.95
Wireless Door Open Sensor Alarm Chime, Adjustable Volume With Mute Indicators_HP
From $41.95
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
From $18.95
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
From $21.95
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
From $14.95
Magnetic Contact Sensor for Overhead Garage Door with L Bracket
From $23.95
Zigbee Door Sensor Wireless Magnetic Window Open Closed Alarm Detector Works Zigbee2MQTT for Need Gateway
From $15.95
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors Automation-gdx
From $48.95
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
From $69.00