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Security System Sensors

Shop the best prices on 4,485 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Yale and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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65 - 96 of 3,200
2X Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
$64.00
2X Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm EU Plug
$84.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (20 Sets)
$23.95
Door alarms, home security, anti-theft, anti-burglary, door and window opening sensor for house and apartment
$15.95 Save $4.00 RRP: $19.95
2PCS 2 in 1 Tuya Zigbee 3.0 PIR Motion Detector Security Anti-Theft
$20.95 Save $6.00 RRP: $26.95
New Tuya ZigBee Smart Vibration Sensor Door Window Detection Alarm
$13.95 Save $11.00 RRP: $24.95
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
$69.00 Save $25.00 RRP: $94.00
4K Video Wall Controller - Multi Display Modes, HD Interface, Remote Control, UK Plug
$229.00
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor
$28.95 Save $12.00 RRP: $40.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$22.95 Save $10.00 RRP: $32.95
Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home
$15.95 Save $6.00 RRP: $21.95
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protectio
$13.95
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
$39.95 Save $24.05 RRP: $64.00
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits
$49.95
5X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$12.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(2PCS)
$18.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door(2PCS)
$21.95
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
$12.95
3pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems Black
$24.95
Zigbee Door Sensor Window Sensor Tuya Door Opener Detector Wireless Smart Door Sensor Alarm for Home Security&Automation
$15.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection Sensor
$17.95
Tuya Wifi Door Window Sensor Smart Anti-Theft Alarm Real-Time Alerts
$13.95
Zigbee Door Sensor Wireless Magnetic Window Alarm Detector
$12.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
$44.95
Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
$13.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
$24.95 Save $7.00 RRP: $31.95
Zigbee Human Presence Sensor with Anti-Theft Warning for Smart Home
$31.95
Zigbee Door Sensor Wireless Magnetic Window Open Closed Alarm Detector Works Zigbee2MQTT for Need Gateway
$11.95
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Re
$13.95
Tuya Zigbee Smart Vibration Sensor Tilt Detector Home Security Protection Smart Life App Real-Time Monitor Alarm
$14.95 Save $7.00 RRP: $21.95
Tuya ZigBee Smart Vibration Sensor Wireless Glass Break/Drop/Tilt Detector Built-in Smart Siren Alarm for Home Security
$27.95 Save $12.00 RRP: $39.95
2PCS Tuya Matter Thread Door Window Sensor Alarm Smart Home Wireless Detector Work with HomeKit Alexa Google Home
$47.95 Save $21.05 RRP: $69.00