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Security System Sensors

Shop the best prices on 2,550 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 2,550
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
$18.95 Save $6.00 RRP: $24.95
RJ11 Telephone Fax Surge Protector Lighting Thunder Arrester Protection Device 110V
$22.95 Save $7.00 RRP: $29.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$11.95 Save $47.05 RRP: $59.00
Sensor Entrance Supermarket Door DingDong Voice Reminder Alarm
$14.95 Save $2.00 RRP: $16.95
Ultrasonic Distance Sensor Pack Of 2 SR04T Model For Distance Measurement, Obstacle Avoidance, Industrial Control
$37.95 Save $21.05 RRP: $59.00
Vibration Sensor Detector Alarm Monitor Wireless Automation Control for Home Office NO.5140
$35.95 Save $18.05 RRP: $54.00
Automatic Toilet Flush Button Smart Flusher ExternalInfrared Sensor
$17.95
Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection White
$17.95
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Black
$13.95
2 Sets Magnetic Reed Switch Aluminum Alloy AC220V NC Surfaces Mount Wired Door Window Sensor for Hom
$30.95 Save $9.00 RRP: $39.95
Tuya Zigbee Smart Temperature and Humidity Sensor
$21.95
Beam Photocell,Betterlife 12/24V Photocell Probe Beam for Sliding Gate Opener
$59.00 Save $30.00 RRP: $89.00
Beam Photocell,Betterlife 12/24V Photocell Probe Beam for Sliding Gate Opener
$59.00 Save $30.00 RRP: $89.00
Beam Photocell,Betterlife 12/24V Photocell Probe Beam for Sliding Gate Opener
$59.00 Save $30.00 RRP: $89.00
4-Piece Door and Window Alarm Set, Magnetic Burglar Alarm Sensor, Siren for Child Safety,
$54.00 Save $25.00 RRP: $79.00
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
$14.95
Tuya WiFi Smart Home Burglar Alarm Sensor Infrared Motion Detector PIR Sensor Security Protection R
$29.95 Save $3.00 RRP: $32.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Switch for Door
$34.95 Save $11.00 RRP: $45.95
Door Alarm Sensor Wireless Burglary Remote Control Door Window Alarms
$39.95
Sensor Entrance Supermarket Door DingDong Voice Reminder Alarm
$16.95 Save $3.00 RRP: $19.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$16.95 Save $6.00 RRP: $22.95
Single Beam Infrared Radiation Sensor-external Positioning Alarm Detector
$32.95
Turbidity Sensor Suspended Turbidity Value Detection Module Kit for
$18.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen)
$10.95 Save $2.00 RRP: $12.95
Fridge Alarm, Window Opening Alarm with Adjustable Voice Warnings, Window Sensor, Voice Warning Door Closing Reminder for Garage, Cellar
$33.95 Save $15.05 RRP: $49.00
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with , Smart
$42.95 Save $31.05 RRP: $74.00
Door and Window Alarm with Magnetic Sensor Security Protection for Home
$24.95 Save $13.00 RRP: $37.95
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module
$16.95 Save $7.00 RRP: $23.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm
$18.95 Save $21.00 RRP: $39.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
$49.00
Infrared Single Beam Alarm -Theft Alarm 2Pcs for Outdoor Indoor
$27.95 Save $16.00 RRP: $43.95
Infrared Alarm Sensor 2 Beams for Home Security 2Pcs Waterproof Outdoor
$64.00 Save $55.00 RRP: $119.00