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Security System Sensors

Shop the best prices on 10,258 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Woosien and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,657 - 2,688 of 3,200
4X Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Home Iot Device
$23.95
2X WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control
$27.95
Tuya WiFi Light Sensor Intelligent Home Illumination Sensor Linkage Control Brightness Sensor Illumination
$22.95
Zigbee Smart Vibration Sensor Detection Tuya Smart Life APP Notification Real-Time Motion Vibration Alarm Smart Home
$15.95 Save $7.00 RRP: $22.95
Infrared Photocell 12V Waterproof Sensor for Automatic Gate Door System 26-27s
$46.95 Save $47.05 RRP: $94.00
2026 100m Ir Alarm Sensor, Digital Pulse Infrared Sensor Dual Beam Infrared Alarm, Infrared Invisible Sen
$409.00 Save $340.00 RRP: $749.00
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
2025 Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door And Window Security Alarm Home
$35.95 Save $38.05 RRP: $74.00
2026 Mc-38 Sensor Security Wired Switch Protection Switches Alarm System
$59.00 Save $60.00 RRP: $119.00
26-27 Wifi Temperature Sensor With Tuya Smart Life App Alert For Home Freezer Monitoring
$119.00 Save $120.00 RRP: $239.00
Garage Door Bracket Protector for Ring Alarm Entry Sensors Garage Door Mount
$9.95 Save $3.00 RRP: $12.95
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
$51.95 Save $52.05 RRP: $104.00
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
$104.00 Save $105.00 RRP: $209.00
Magnetic Door Window Contact Sensor Alarm Security Home Burglar Alarm Magnetic Switch Normally Closed Easy to Install Multicolor
$14.95
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
$25.95 Save $3.00 RRP: $28.95
NEO ZigBee Gateway Hub Smart Home Bridge APP Remote Control
$27.95 Save $5.00 RRP: $32.95
Split Type Door and Window Sensor Door Magnet Sensor EU Black
$23.95 Save $3.00 RRP: $26.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door
$54.00 Save $10.00 RRP: $64.00
Tuya Smart Door Sensor Wireless WiFi Door Window Detector
$19.95 Save $3.00 RRP: $22.95
Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic
$16.95 Save $3.00 RRP: $19.95
433mhz Door Window Alarm Sensor
$249.00 Save $70.00 RRP: $319.00
Capteur intelligent de température et d'humidité, connexion téléphonique, thermomètre et hygromètre numérique sans fil pour ZigBee
$36.95 Save $11.00 RRP: $47.95
Super Loud Oval Anti-theft Door and Window Magnetic Spring Sensor Alarm for Home Security
$15.95 Save $11.00 RRP: $26.95
Wireless Door Sensor for Open/Close Status, 2.4GHz Contact Detection, Compatible with TTLOCK App
$46.95 Save $22.05 RRP: $69.00
PIR Sensor Lens 21mm Aspheric Fresnel Lens Wide 110° View for Motion Detector Replacement White
$47.95 Save $26.05 RRP: $74.00
12V DYP-2HD01 Vibration Sensor for Security Detecting
$16.95 Save $19.00 RRP: $35.95
TTP229 16 Channel Digital Touch Sensor Module Capacitive Touch Switch Button
$12.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
$25.95 Save $25.00 RRP: $50.95
Abo-20 Infrared Sensor Barrier Detector, Anti-theft Alarm System
$37.95 Save $12.00 RRP: $49.95
2025 Tuya Zigbee Smart Door Magnet Door And Window Sensor Rechargeable Wireless Smart Door And Window Se
$16.95 Save $15.00 RRP: $31.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
$29.95 Save $10.00 RRP: $39.95