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Security System Sensors

Shop the best prices on 11,249 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,177 - 2,208 of 3,200
XIAO ESP32C6 60GHz MmWave Sensor MR60BHA2, Breathing Heartbeat Detection Sensor, ESPhome, Home Assistant
From $89.00
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
From $43.95
2 Pack Wireless Door Window Freezer Door Alarm 3/15/30/60 Seconds Adjustable Delay Wireless Open Sensor -New 8-10
From $54.00
Tuya Zigbee Solar Light Sensor Waterproof IP65
From $42.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety B unbrand
From $24.95
Door And Window Alarm - 4x Wireless Anti-intrusion Alarm -New 8-10
From $41.95
Wireless Door Window Alarm - 120dB Anti Theft Sensor for Home
From $16.95
Tuya Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection Support Home Assistant Zigbee2mqtt
From $64.00
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
From $20.95
Tuya Intelligent Pressure Sensor for ZigBee Detection 400mm
From $39.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $49.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From $24.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
From $20.95
Compatible With Enhanced Safety 10pcs Magnetic Door Window Security Alarm Switch NC NO Contact
From $36.95
C100 125dB Vibration Sensor Alarm Door and Window Alarm Home Personal Anti-theft Alarm(Black)
From $19.95
DOBERMAN SE-0137 4 in 1 Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm Set
From $42.95
Bluetooth Multifunction Gateway Smart Home Door and Window Sensor Socket Control Center
From $54.00
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning, 1 Remote Controller + 2 Magnetic Sensors
From $35.95
LQ-698 Tuya Smart Home Wireless Temperature And Humidity Detector Sensor, Need to be used with Gateway (TBD05620685)
From $38.95
DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
From $41.95
Anti-Theft Alarm for Refrigerators and Freezers with Door Window Left Open Reminder and 30-Second Beep Alert
From $54.00
Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm Tuya Door Magnetic Sensor
From $23.95
2026 WiFi Smart Door Sensor Window Door Open Closed Detectors Smart Home
From $13.95
26-27 Tuya Zigbee Vibration Sensor Motion Shock Sensor Detection Alarm Monitor Smart Home Real-Time Alarm Push
From $45.95
Z6 Magnetic Switch Alarm Sensor Overhead Garage Door Contacts L Bracket
From $84.00
Window Alarm Sensor Durable ABS Adjustable Sensitivity Remote Battery Powered Glass Break Detector English White
From $31.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
From $33.95
Wired NC Type Magnetic Alarm Door Window Contact Sensor Detector Reed Switch
From $29.95
DC12V Indoor Wired Infrared Alarm Sensor Dual Technology Anti Theft PIR Motion Detector
From $119.00
Door Window Sensor Detector Wireless Open Contact Sensor WiFi APP Timer Magnet Back Adhesive Sharing Security Sensor Alarm for ZigBee for Tuya
From $24.95
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
From $119.00
NC Type Wired Door Window Magnetic Security Alarm Contact Sensor Detector Reed Switch
From $25.95