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Security System Sensors

Shop the best prices on 10,781 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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641 - 672 of 3,200
Photoelectric Sensor, ABS Housing DC6-36V, 300mA Current, Security System Induction Sensor E3Z-R61
From $42.95
6-pack wireless anti-theft door and window alarm for home security, diy magnetic sensor
From $19.95
3X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $11.95
High Sensitivity Gas Concentration Detection Instrument For Monitoring Flammable Gases In Homes And Industrial Setting
From $139.00
Door Sensor, Wireless Smart Door Window Alarm, Wireless Security Alarm
From $44.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From $64.00
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
From $40.95
Photocell Beam Sensor, Single Beam Infrared Sensor Barrier Detector
From $33.95
2025 1-10x Tuya Zigbee Mesh Smart Door Sensor Door Open / Closed Detectors Security Protection Smart Life APP Control Via Alexa Google Home
From $43.95
2 Pcs Single Beam Infrared Beam Detector 20m Detection Distance Waterproof Anti-interference IR Alarm Sensor
From $129.00
Automated Gate Safe Infrared Detector Sensor For Swing Sliding Garage Gate Door Safety Infrared Beam Sensor Photocells
From $20.95
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V
From $30.95
Tuya Zigbee Solar Sunlight and Rainwater Sensor 2 in 1 Rainfall Sunshine Weather Detection Sensor for Home Smart Life
From $74.00
E3Z-R61 NPN Photoelectric Beam Sensor with Mounting Bracket
From $22.95
Magnetic Switch Alarm Sensor compatible with Overhead Garage Door with L Bracket
From $54.00
Smart WiFi Vibration Detection Sensor Sensitivity Alarm App Compatible 2Pack Motion Monitoring
From $74.00
Bluetooth Multifunction Gateway Smart Home Door and Window Sensor Socket Control Center
From $74.00
Smart Vibration Sensor For Doors Zigbee 3.0, Compatible with Home Assistant, Adjustable Sensitivity, ZG103ZL
From $49.95
Adjustable Voice Notification Door Alarm for Refrigerator, Window Sensor with Warning Alerts for Garage or Cellar Use
From $36.95
SMCO01 Smart Home Tuya WiFi Smoke Detector Carbon Monoxide Alarm Wireless Sensor with Flash Light
From $64.00
Smart WiFi Door Sensor: Wireless Window Sensor with App Notification Alert, Tuya Door Open Contact Sensor for Home Security, No Hub Required, Compati
From $22.95
Magnetic Reed Switch 35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Sensor, for Home Security and Burglar Alarm Systems
From $16.95
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
10 Wireless Home Door and Window Security Alarm System Magnetic Sensors
From $40.95
Infrared Barrier，Digital Pulse Infrared Sensor 100m Active Detection Invisible IR Beam Barrier Waterproof Alarm（1 pcs）
From $42.95
Magnetic Sensor,Magnetic Switch Sensor Window Door Security Alarm Detector Wired Large Magnetic Gap for Home Garage
From $15.95
Wireless Door Alarm with Remote Windows Open AlarmsHome Security Sensor Pool Alarm for Kids Safety Sliding (2 Pack)
From $129.00
2026 Good!! Door and Window Alarm - Set of 4x Wireless Anti-Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 120 dB
From $84.00
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
From $489.00
5-Level Adjustable Sensitivity Window Glass Break Vibration and Magnetic Door Sensor, Requires Alarm Host to Operate
From $24.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
From $1.95
Precision Timing Door Alarm
From $69.00