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Shop the best prices on 3,418 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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129 - 160 of 3,418
Tuya Wifi Door Window Sensor Smart Anti-Theft Alarm Real-Time Alerts App Control Smart Home Security
$14.95 Save $10.00 RRP: $24.95
Tuya Matter Thread Door Window Sensor USB Powered Smart Home Smart Door Sensor Alarm for Home Security&Automation
$27.95 Save $17.00 RRP: $44.95
Temperature Humidity Sensor Zigbee Smart Air Pressure Environment Sensor Smart Home for Mi Home APP
$25.95 Save $11.00 RRP: $36.95
Fake TV Simulator with Light Sensor – deters burglars by mimicking real TV activity, ensuring home security when you're away. Ref: 3432
$89.00 Save $40.00 RRP: $129.00
Case Pack Smart Door and Window Sensors for Home Security, Size 2
$49.95 Save $24.05 RRP: $74.00
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$25.95 Save $5.00 RRP: $30.95
Water Leak Sensor Wireless, 5 X 5 X 1.6 Cm, White, Indoor Outdoor Use, Sturdy Alarm, Decorative Leak Monitor
$30.95 Save $16.00 RRP: $46.95
DC 12v 24v Infrared Sensor Detector Door Safety Photocell Beam Sensor
$17.95
Wireless Security Alarm, Door Window Sensor, 90db, 10Pcs
$26.95 Save $5.00 RRP: $31.95
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
$74.00 Save $25.00 RRP: $99.00
Portable Mini Anti-Peeping Detector Home Hotel Infrared Anti-Candid Shooting Pinhole Camera Mobile Phone IOS & Type-C Interface
$46.95 Save $12.05 RRP: $59.00
Wifi Alarm Sensor, Smart Door Window Alarm Sensor Wireless Remote Control
$54.00 Save $15.00 RRP: $69.00
Door And Window Alarm - Iave Wireless Alarm With 105db Loud Sound And Bright
$41.95 Save $12.05 RRP: $54.00
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
$42.95 Save $16.05 RRP: $59.00
Magnetic Detecting Switch Set, 433MHz Door Magnetic Contact Wireless Sensor Detector Switch for Home Garage Alarm Security
$21.95 Save $12.00 RRP: $33.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator
$18.95
Detector Cover Heavy Duty 6 Pcs Protector For Home And Office Use 13.20X13.20X6.50CM Stainless Steel Long-term Protection
$64.00 Save $45.00 RRP: $109.00
Door Window Burglar Alarm Sensor Wireless Remote Control Anti-Theft
$25.95 Save $4.00 RRP: $29.95
Wireless Door Window Alarm with 52 Chime Options Magnetic Sensor for Home Security Entry Alert
$89.00
Door Window Alarm 4PCS Home Security Magnetic Sensor 130DB Alert for Home Use
$59.00
Wireless Magnetic Sensor Alarm Security Detector
$38.95 Save $20.05 RRP: $59.00
3-Pack WiFi Temperature Humidity Sensor for Smart Home Monitoring
$45.95 Save $38.05 RRP: $84.00
NPN Photoelectric Beam Sensor with Mounting Bracket
$19.95 Save $30.00 RRP: $49.95
Smart WiFi Temperature and Humidity Sensor with Multifunction Monitoring and Remote Access Capability
$32.95 Save $41.05 RRP: $74.00
Waterproof Wireless Vibration Sensor Alarm with Remote Control for Bike and Electric Trike Security
$39.95 Save $34.05 RRP: $74.00
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with Zigbee Gateway
$35.95 Save $48.05 RRP: $84.00
2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Ho
$21.95 Save $2.00 RRP: $23.95
Infrared Beam Sensor, Universal Infrared Barrier Alarm Photocells for Outdoor Gates 12V/24V AC/DC Compatible 90 Adjustable 90 Long Range Detection
$25.95 Save $33.05 RRP: $59.00
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (6 Sets)
$9.95
2025 Latest Model Automatic Leveling Sensor Kit Print Compensation Sensor Hot
$32.95 Save $12.00 RRP: $44.95
Development Board Starter Kit Basic Learning for R3 Beginner Software Engineer Programming
$79.00 Save $20.00 RRP: $99.00
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Security
$19.95 Save $39.05 RRP: $59.00