Filters

Security System Sensors

Shop the best prices on 8,899 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Elriven and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

Filters
609 - 640 of 3,200
Alert Safety System Sensor Wired Alarm Siren Indoor Outdoor Security 12v 120db
$3.95 Save $5.00 RRP: $8.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Home
$16.95
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
$11.95 Save $19.00 RRP: $30.95
Freezer Door Alarm with Adjustable Delay, Wireless 4-in-1 Sensor Chime for Fridge and Window Safety
$39.95 Save $19.05 RRP: $59.00
Tuya Door Window Sensor Wifi, Open Close Detector Home Security System, Smart Life Remote Control
$15.95
Tuya ZigBee Smart Vibration Sensor Wireless Glass Break/Drop/Tilt Detector Built-in Smart Siren Alarm for Home Security
$30.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
$16.95
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
$20.95
Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm unbrand
$12.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs unbrand
$20.95
Glass Break Sensor Detector for Alarm System Wired Glass Break Sensor unbrand
$11.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
$9.95 Save $4.00 RRP: $13.95
Door and Window Alarm, 4pcs Magnetic Wireless Sensor for Home Security Child Safety Anti-Intrusion with 120dB Siren
$40.95 Save $28.05 RRP: $69.00
26-27 WiFi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm EU Plug new
$59.00 Save $60.00 RRP: $119.00
2025 Wireless Door bell Motion Sensor Home Security Door open alarm Entry Chime
$34.95 Save $34.05 RRP: $69.00
JWL-Wireless Door Window Burglar Sensor Alarm 4 Modes Door Open Detectors Freezers Close Reminder Security Protection Alert 26s
$94.00 Save $95.00 RRP: $189.00
2026 10W Zinc Alloy Magnetic Reed Switch NC Door Window Contact Sensor for Garage, Warehouse, Shop 100V
$27.95 Save $31.05 RRP: $59.00
2025 Sensor Infrared Detection Photoelectric Sensing Switch Distance Security Alarm Parts DC5‑24V
$37.95 Save $36.05 RRP: $74.00
Tuya Zigbee 3.0 Smart Door Sensor Door Open Closed Detectors Security Protection 26-27s
$23.95 Save $23.00 RRP: $46.95
2025 JWL-Wireless Door Window Burglar Sensor Alarm 4 Modes Door Open Detectors Freezers Close Reminder Security Protection Alert
$64.00 Save $65.00 RRP: $129.00
2026 Multipurpose 24GHz Human Sensitivity Module Suitable for Indoor Automation and Security High Performances Accessory
$17.95 Save $17.00 RRP: $34.95
26-27 Wireless Door Reminder Door Alarm Sensor Door Open Alarm Indicator
$149.00 Save $150.00 RRP: $299.00
26-27 2Pcs IR Beam Detector Burglar Alarm System with Light Sensor for Doors
$74.00 Save $75.00 RRP: $149.00
Doorstop Security-Alarm for Home Travel Wireless Vibration Sensor Home Securitys Alarm Burglar With Button
$13.95 Save $10.00 RRP: $23.95
Tuya WiFi Smart Door Magnetic Sensor App Control USB Wireless Door & Window Sensor Door Magnetic Al
$21.95
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Re
$14.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security
$19.95
Burglar Alarm for Doors and Window 120dB High Decibel Salarm Sensor Battery Powered Detector Door M
$9.95
WiFi Door Window Sensor APP Smart Home Security Protection Door Open Closed Detector for Alexa Yand
$13.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Accessory
$12.95
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module
$19.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
$21.95 Save $22.00 RRP: $43.95