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Shop the best prices on 3,298 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Other, Ebox and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1 - 32 of 3,298
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10
$17.95 Save $10.00 RRP: $27.95
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Mi Home
$12.95 Save $41.05 RRP: $54.00
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
$16.95 Save $30.00 RRP: $46.95
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
$18.95 Save $5.00 RRP: $23.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$25.95
Tuya Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection
$32.95 Save $4.00 RRP: $36.95
Water Leak Detector De Fugas De Agua With Dn15*2pcs Valve 4pcs 6meters Water Sensor For Water Overflow Protection Smart Home
$549.00
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhance
$20.95 Save $2.00 RRP: $22.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control
$29.95 Save $14.00 RRP: $43.95
Zigbee Door Sensor Window Sensor Tuya Door Opener Detector Wireless Smart Door Sensor Alarm for Home Security&Automation
$15.95 Save $9.00 RRP: $24.95
Infrared Photoelectric Sensor Beam 12v/24v Outdoor Waterproof Infrared Sensor Gate Signal for Slide Gate Opener Safety
$15.95 Save $10.00 RRP: $25.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
$9.95 Save $6.00 RRP: $15.95
2Pcs - SGP40 SGP40 TVOC ECO2 CO2 Carbon Dioxide Sensor Formaldehyde, Air Quality Monitoring Sensor
$25.95
Door Alarm, Door Open Sensor with 130dB Loud Alarm, Wireless Door and Window Magnetic Alarm for Doors, Windows and Cabinets, Home, Office
$31.95 Save $77.05 RRP: $109.00
Tuya Fingerbot Touch Screen Smart Life BLE Wireless Touch Switch Robot Remoter Support Home Voice Assitant
$27.95 Save $31.05 RRP: $59.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC12‑18V DC12‑24V 100m/
$64.00 Save $20.00 RRP: $84.00
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$25.95 Save $5.00 RRP: $30.95
Zigbee Smart Air Pressure Environment Sensor Smart Home for Mi APP
$84.00 Save $5.00 RRP: $89.00
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
$30.95 Save $2.00 RRP: $32.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$26.95 Save $2.00 RRP: $28.95
Safety Sensor Eyes for , 41A4373A Garage Door Openers
$24.95 Save $1.00 RRP: $25.95
5 Set Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm
$11.95 Save $1.00 RRP: $12.95
Tuya Zigbee Smart Vibration Sensor Home Security Guard
$21.95 Save $2.00 RRP: $23.95
Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$13.95 Save $1.00 RRP: $14.95
Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor
$21.95 Save $1.00 RRP: $22.95
Wireless Door and Window Alarm 140dB Remote Door Magnetic Alarm
$13.95 Save $1.00 RRP: $14.95
UTP 4 Channel Passive Video Balun Transceiver
$13.95 Save $1.00 RRP: $14.95
UTP 4 Channel Passive Video Balun Transceiver
$74.00
2PCS 2 in 1 Tuya Zigbee 3.0 PIR Motion Detector Security Anti-Theft
$41.95 Save $3.00 RRP: $44.95
Temperature Humidity Sensor Zigbee Air Pressure Environment Sensor
$30.95 Save $1.00 RRP: $31.95
Car Sensor Wireless Parking Sensor for 89341-60060
$22.95 Save $1.00 RRP: $23.95
Tuya Zigbee Smart Vibration Sensor Tilt Detector
$13.95 Save $1.00 RRP: $14.95