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Security System Sensors

Shop the best prices on 653 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Yale and Smart Things. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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449 - 480 of 653
Infrared Beam Sensor with 20m Range, Weatherproof DC 12V Perimeter Security Alarm for Outdoor Use
$16.95 Save $8.00 RRP: $24.95
DC12V 24V Infrared Photocell Sensor Automatic Gate Safety Beam Weatherproof Garage Door Detector 1 Pair
$19.95 Save $10.00 RRP: $29.95
Magnetic Door Window Sensor Wired Contact, Surface Mount NO/NC Reed Switch for Security Alarm
$16.95 Save $8.00 RRP: $24.95
Window Door Security Alarm with Magnetic Sensor for Home Entry Protection Easy Install
$16.95 Save $9.00 RRP: $25.95
12V/24V Contactless Infrared Sensor Switch With LED Indicator 86x86mm Black Panel Mount For Access Control
$21.95 Save $10.00 RRP: $31.95
Proximity Sensor 3Wire NPN PNP Smart Metal Detection Dual Output with 1.5m Cable
$15.95 Save $7.00 RRP: $22.95
Smart WiFi Vibration Sensor with Instant Alerts, Wireless Home Security Alarm Compatible with Tuya for Doors and Windows
$19.95 Save $10.00 RRP: $29.95
12V/24V Touchless Infrared Sensor Switch with LED, Hands Door Access Control Button White 86x86mm
$19.95 Save $10.00 RRP: $29.95
Touchless Infrared Exit Button with Blue Backlight, Stainless Steel Hands Door Release Sensor
$15.95 Save $7.00 RRP: $22.95
PIR Motion Sensor Bracket with Adjustable Angles, Universal Detector Wall Mount for Quick Installation
$15.95 Save $7.00 RRP: $22.95
Surface Mount Magnetic Contact Sensor Set with Spacers and Grey Finish for Door Window Security
$16.95 Save $8.00 RRP: $24.95
Zigbee Temperature and Humidity Sensor with LCD, Smart 3.0 Wireless Thermometer for Home Automation
$15.95 Save $7.00 RRP: $22.95
Door Alarm with Voice Alert, Smart Door Sensor for Window or Refrigerator, Easy Installation Safety
$84.00 Save $45.00 RRP: $129.00
Wireless Window Door Alarm Sensor, 110 dB Entry Alert, 4 Modes, Magnetic Break-In Protection for Home, Office, Garage
$18.95 Save $9.00 RRP: $27.95
Smart Light Sensor ZigBee WiFi compatible with TUYA for Home Automation and Energy Saving
$22.95 Save $12.00 RRP: $34.95
2-Pack Magnetic Contact Sensors for Door and Window Alarm System, Wired Security Solutions for Home Protection
$15.95 Save $7.00 RRP: $22.95
Foam Sealing Tape 50 Feet Waterproof Weatherproof for Doors and Windows Insulation Home Use Black Color
$31.95 Save $16.00 RRP: $47.95
Smart Light Sensor Zigbee Optical Control Device with App Control for Home Automation
$36.95 Save $17.05 RRP: $54.00
Wide Applications Door Alarm Sensor 125 dB Home Security Window Alarm Random Colour for Enhanced Protection
$18.95 Save $9.00 RRP: $27.95
Smart Home Light Sensor with App Control, Brightness Adjustment, Energy Saving for Home and Office
$28.95 Save $15.00 RRP: $43.95
Smart Vibration Sensor for Home Security Compatible with Tuya App, Real Time Alerts and Custom Settings
$34.95 Save $17.00 RRP: $51.95
Magnetic Door and Window Alarm 5 Pack, 110dB Home Security Sensor with 4 Modes
$31.95 Save $16.00 RRP: $47.95
Zigbee Vibration Sensor For Door And Window Security, Low Power, Notifications, Model ZG103ZL
$30.95 Save $15.00 RRP: $45.95
RC36 NC Recessed Door Contact Sensor Magnetic Reed Switch for Metal Doors Alarm Black 5pcs
$15.95 Save $7.00 RRP: $22.95
ABS MC38 Wired Door Window Sensor Magnetic Security Switch for Home Alarm System 1 Pair
$15.95 Save $7.00 RRP: $22.95
Inductive Cylindrical Proximity Sensor PRL081.5DN 1.5mm Accuracy Waterproof for Metal Detection
$39.95 Save $19.05 RRP: $59.00
1 Pair RC33 Recessed Door Magnetic Sensor Home Security Alarm Flush Mount Contact Switch DC 100V
$15.95 Save $7.00 RRP: $22.95
Door and Window Security Alarm 110dB Loud, 4 Modes, Easy Install, Home Garage Office, 6 Pack
$36.95 Save $17.05 RRP: $54.00
Smart Vibration Sensor For Doors Zigbee 3.0, Compatible with Home Assistant, Adjustable Sensitivity, ZG103ZL
$27.95 Save $13.00 RRP: $40.95
Recessed Door Contact Sensor 10pcs Concealed Magnetic Reed Switch for Security Alarm Systems
$18.95 Save $7.00 RRP: $25.95
Smartthings Multipurpose Sensor, Know If Windows And Doors Are Open, Single Smart Things
$44.95
WiFi Door Window Contact Sensor Wireless Alarm for Smart Home Remote Control No Hub Required for Doors and Windows
$25.95 Save $13.00 RRP: $38.95