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Shop the best prices on 3,896 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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1,569 - 1,600 of 3,896
2X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 400mm
$74.00 Save $45.00 RRP: $119.00
2X Tuya ZigBee Smart Temperature & Humidity Sensor, Mini Temperature Humi
$26.95 Save $14.00 RRP: $40.95
2X Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
$13.95 Save $8.00 RRP: $21.95
2X Tuya Zigbee Smart Light and Rain Sensor 2-in-1 Function, Light and Rainwater Detection Smart Life App
$69.00 Save $40.00 RRP: $109.00
8X Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(1PCS)
$64.00 Save $35.00 RRP: $99.00
Supermarket Refrigerator Door Opener Freezer Sensor Store Doorbell Window/Door Magnetic Anti-Theft
$21.95 Save $4.00 RRP: $25.95
Smart WiFi Door and Window Alarm Sensor with Open/Close Detection Function, Remote Anti-Theft Alarm
$21.95 Save $6.00 RRP: $27.95
K68 GPS Finder & Wireless Scanner - Detect Hidden Cameras, Bugs, and Trackers Effortlessly
$149.00
Pack Freezer Door Alarm, Window Security Alarm, Wireless Refrigerator Alarm, 4 in 1 Door Sensor Doorbell Door Opening Alarm
$28.95 Save $75.05 RRP: $104.00
Tuya Zigbee Temperature Humidity Sensor Hygrometer Thermometer Detector Smart Life Remote Control Support
$28.95
Door Window Alarms, Adjustable Volume, Door Window Alarm Sensor
$54.00 Save $15.00 RRP: $69.00
20X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$29.95 Save $21.00 RRP: $50.95
Commercial Grade Wireless Door Chime Sensor with 2 Transmitters and 2 Receivers for Shop Alert
$89.00 Save $20.00 RRP: $109.00
GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm
$209.00 Save $60.00 RRP: $269.00
Vibration Sensors SW420 Motion Module Normally Closed Type Rectangular Vibration Detection for Earthquake Alarm 1Pack
$19.95
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
$15.95 Save $9.00 RRP: $24.95
USB Charge Bicycle Vibration Alarm Anti Lost Security Sensor
$24.95 Save $15.00 RRP: $39.95
Wireless Vibration Door Sensor Anti Theft Drawer Wardrobe 433 Detector for Home Security Alarm
$14.95 Save $11.00 RRP: $25.95
Wireless SOS Emergency Button Alarm Home Burglar Alarm Sensor 433MHz
$14.95 Save $11.00 RRP: $25.95
Leku Magnetic Detection Contacts Set Zinc Alloy, for Home Garage Window Door Security, Magnetic Sensor, 20~30mm Detection, Ideal Replacement for Old C
$26.95 Save $17.00 RRP: $43.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$35.95 Save $17.00 RRP: $52.95
5X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$10.95 Save $6.00 RRP: $16.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$20.95 Save $14.00 RRP: $34.95
Tuya Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection
$31.95 Save $20.00 RRP: $51.95
Wireless Door Window Sensor Security Alarm System Remote Control 120dB Anti Theft Smart for Kids Cabinet Safety Home
$15.95 Save $10.00 RRP: $25.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Controlled Via Smart Life App for Alexa Google Home White
$17.95 Save $11.00 RRP: $28.95
SNZB-04P Zigbee Door and Window Sensor
$24.95 Save $16.00 RRP: $40.95
R303 R306 Series Bracket of Capacitive Fingerprint Module Scanner Sensor for Access Control R303/R303S/R304A/R306/R306S
$6.95 Save $5.00 RRP: $11.95
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
$35.95 Save $23.05 RRP: $59.00
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
$29.95 Save $19.00 RRP: $48.95
Infrared Photoelectric Sensor Beam 12v/24v Outdoor Waterproof Infrared Sensor Gate Signal for Slide Gate Opener Safety
$13.95 Save $9.00 RRP: $22.95
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
$74.00 Save $45.00 RRP: $119.00