Filters

Security System Sensors

Shop the best prices on 8,746 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Hsmy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

Filters
97 - 128 of 3,200
2025 Wireless Door Stop Alarm Stainless Steel Sensitivity Level Sensor Wedge-shaped Portable Home Travel Security JSKEE
From $25.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
From $31.95
2025 Wifi Smart Door Window Sensor Alarm Detector Security Alexa Google
From $11.95
Wireless Door Opening Contact Sensor Alarm Buzzer, Three-On-Two Doorbell Alarm for Home Security
From $36.95
26-27 2 Sets Magnetic Door Wired NC NO Normally Open Closed Door Contact Switch for Home Security 100V DC
From $14.95
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs
From $69.00
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
From $59.00
Infrared Beam Detector 2Pcs Automatic Door Security Alarm Sensor 26-27
From $59.00
Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor
From $15.95
Wireless Home Security Door Window Entry Alarm Warning System Magnetic Sensor_yzab
From $36.95
NEO COOLCAM NAs DS01Z Mini Wireless Door Window Sensor Alarm for Z-wave 300 500 Series (EU)
From $40.95
NC Type Wired Door Window Magnetic Security Alarm Contact Sensor Detector Reed Switch
From $8.95
Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
From $9.95
Door Window Contact Sensor - Works with Siren, Alarm Host, Wireless Doorbell Receiver
From $18.95
26-27 Wireless 4-in-1 Door Alarm for Freezer/Window, Adjustable 3-60s Timer & 108dB Security Sensor (2-Pack)
From $48.95
Zigbee Door and Window Sensor for Smart Home Security, Real-Time Alerts, Remote Control via App
From $129.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 26s
From $20.95
Magnetic Door Window Contact Sensor, NC/NO Switch
From $12.95
Wireless 433MHz Door Magnetic Sensor Alarm for Home Hotel Window Security
From $44.95
Wired-Magnetic Door Window Contact Sensor Waterproof Door Window Sensors Detector for Home Security Alarm System Multicolor
From $12.95
Fridge Door Alarm with Open Door Alert and Adjustable Voice Warnings
From $16.95
Wireless Home Security Door Window Entry Alarm Warning System Magnetic Sensor
From $30.95
MC-38 Door Magnetic Wiring System for Door and Window Burglar Alarm - Normally Closed Door Magnetic Switch compatible
From $59.00
ABO-20L Single Beam Detector Active Half Egg Beam Infrared Detector Photoelectric Sensor, Detect Distance: 20m
From $28.95
ABO-20L Single Beam Detector Active Half Egg Beam Infrared Detector Photoelectric Sensor, Detect Distance: 20m
From $28.95
Door Window Magnetic Sensor Anti-entry Security Alarm
From $17.95
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V
From $16.95
Smart home Wi-Fi temperature and humidity sensor, environmental monitoring device, alarm compatible
From $84.00
Compatible Tuya ZigBee Smart Vibration Tilt Sensor Real Time Shock Alarm Security Protection
From $39.95
90DB Built-In Siren Sound & Light Sensor Compatible with Tuya Smart Life App
From $59.00
Anti-Theft Wired Mount Magnetic Contact Sensor Switch NO/NC Compatible with Roller Shutter Doors for Home Use
From $14.95
90db Wireless Security Alarm Door Window Sensor Magnetic Opening Sensor Enhanced 5Pcs
From $30.95