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Security System Sensors

Shop the best prices on 9,814 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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161 - 192 of 9,814
Security Window & Door Alarm Sensors(no Sound), Wireless Connection Tuya App2.4G , Not 5G, Burglar Alarm for Kids Safety Home Security,3 Pack, FJ122-H
$94.00 Save $45.00 RRP: $139.00
25-26 Wifi Temperature Sensor Monitoring Bluetooth Wireless Thermometer Hygrometer Remote Monitor Alerting App
$69.00 Save $70.00 RRP: $139.00
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
$46.95 Save $27.05 RRP: $74.00
Home Garden > Home > System Sensors
$21.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm(EPA02)
$28.95 Save $30.05 RRP: $59.00
IP67 2.4GHz WiFi Home Water Level Detector Leakage Alarm Sensor TUYA Remote Control
$45.95 Save $53.05 RRP: $99.00
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms
$45.95 Save $8.05 RRP: $54.00
10pcs Magnetic Switch Door Window Security Alarm System B
$24.95 Save $4.00 RRP: $28.95
Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic
$16.95 Save $3.00 RRP: $19.95
Smart Home Zigbee Temperature and Humidity Sensor Remote Control SmartLife Work with Alexa Google Assistant
$14.95 Save $7.00 RRP: $21.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door
$54.00 Save $10.00 RRP: $64.00
R303 R306 Series Bracket of Capacitive Fingerprint Module Scanner Sensor for Access Control R303/R303S/R304A/R306/R306S
$6.95 Save $3.00 RRP: $9.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
$35.95 Save $18.05 RRP: $54.00
433MHz Wireless Magnetic Door & Window Sensor Home Security Alartor System Burglar Alartor Kits
$19.95 Save $11.00 RRP: $30.95
Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection Black
$13.95 Save $7.00 RRP: $20.95
Tuya Wifi Door Window Sensor Smart Anti-Theft Alarm Real-Time Alerts App Control Smart Home Security
$12.95 Save $6.00 RRP: $18.95
Fingerprint 2 Unit Advanced Biometric Sensor, High Accuracy, Compact Design, Easy Integration for Security Systems
$35.95 Save $18.05 RRP: $54.00
Outdoor Infrared Beam Sensor 100m Dual Beam Wired Detector for Perimeter Security Alarm
$249.00 Save $130.00 RRP: $379.00
Touch Sensor Door Handle Alarm for Home Security: Anti-Theft, Vibration Detection, Window & Door Burglar Alert A
$35.95
2025 4X Trip Wire Alarm Device 12 Gauge Camping Trip Alarm Perimeter Alarm Early Warning Security System
$159.00 Save $160.00 RRP: $319.00
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces) 2025
$28.95 Save $30.05 RRP: $59.00
Auto Reset, Panic Button For Alarm System, Fire Retardant Switch 26-27s
$94.00 Save $95.00 RRP: $189.00
2026 Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)-Good
$99.00 Save $90.00 RRP: $189.00
2025 Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door And Window Security Alarm Home
$34.95 Save $34.05 RRP: $69.00
26-27 Wifi Temperature Sensor With Tuya Smart Life App Alert For Home Freezer Monitoring
$119.00 Save $120.00 RRP: $239.00
2025 Tuya Wifi Door Magnetic Smart Window Sensor Door Door Detector Smart Home Alarm System for Alexa Go
$24.95 Save $24.00 RRP: $48.95
WIFI PIR motion detector, compatible with Alexa & Google Home
$44.95 Save $5.00 RRP: $49.95
Wireless Home Alarm Kit, WiFi Door Window Sensor
$31.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Doo
$39.95
Freezer Door Alarms, Window Security Alarm, Wireless Fridge Alarm, 4 in 1 Door Sensor Doorbell Loud Door Opening Alarm 108dB
$25.95
Current Sensor Module PCB Small 5V Relay AC Overcurrent Protection Detection Device
$16.95 Save $19.00 RRP: $35.95
Wireless Temperature And Humidity Sensor Detector Smart Home Sonoff SNZB-02P
$54.00