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Shop the best prices on 3,466 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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289 - 320 of 3,466
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
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 $16.00 RRP: $42.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$34.95 Save $19.05 RRP: $54.00
8X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$13.95 Save $8.00 RRP: $21.95
5X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$10.95 Save $5.00 RRP: $15.95
2X Tuya Smart ZigBee SOS Button Sensor Alarm Elderly Children Alarm Emergency Help Switch Tuya Smart Life Remote Control
$28.95 Save $15.00 RRP: $43.95
1-pack smart door and window sensor for home security
$49.95 Save $24.05 RRP: $74.00
Case Pack Smart Door and Window Sensors for Home Security, Size 2
$49.95 Save $24.05 RRP: $74.00
10pcs Wired Door Window Sensor Magnetic Switch for Home Alarm System
$18.95 Save $11.00 RRP: $29.95
433MHZ Wireless Door Window Entry Magnetic Sensor Alarm Anti Theft Home Security System
$13.95 Save $8.00 RRP: $21.95
Active Infrared Beam Sensor Anti Theft for Gate Openers Access Control Security Alarm System
$22.95 Save $13.00 RRP: $35.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
$24.95 Save $15.00 RRP: $39.95
Door Window Alarm Home Security Door And Window Detector Magnetic Sensor Burglar Alert
$16.95 Save $9.00 RRP: $25.95
433MHz Wireless Vibration Detector Alarm Sensor Door Window Burglar Security Alarm System
$14.95 Save $8.00 RRP: $22.95
Infrared Fence Alarm Smart Variable Frequency Human Body Sensing Light Grating Curtain Detector 833VDC 60 Meter / 196.9ft
$94.00 Save $55.00 RRP: $149.00
Door Opener Infrared Sensor 940nm 30m Range Single Beam Photocell Gate Infrared Detector 1224V for Home Safety White
$23.95 Save $13.00 RRP: $36.95
2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Ho
$18.95 Save $7.00 RRP: $25.95
100m Ir Alarm Sensor, Digital Pulse Infrared Sensor Dual Beam Infrared Alarm, Infrared Invisible Sensor
$74.00 Save $25.00 RRP: $99.00
Smart Wireless PIR Sensor - 3-in-1 Motion, Temperature & Light Detector with App Alerts
$69.00
Home Security Alarm Sensor LED Display Smoke Detector
$29.95 Save $18.00 RRP: $47.95
Temperature Sensor 120 Db Wifi Smart Home App Remote Siren Wireless Tuya Smart
$54.00 Save $20.00 RRP: $74.00
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Switch for Door
$34.95 Save $10.00 RRP: $44.95
Wireless Door Window Vibration Sensor Alarm 125dB Glass Breakage Anti-theft Sensor Remote Alarm For Home Safety Protection
$34.95 Save $7.00 RRP: $41.95
Remote Control Smart Home Lighting Smart WiFi Sensor ABS Battery Powered Automation Compatible with Smart Life
$48.95 Save $25.05 RRP: $74.00
Home Window Door Burglar Security Alarm System Magnetic Sensor
$21.95 Save $6.00 RRP: $27.95
Doors and Windows Alarm Home Safety Anti-theft Wireless Door Magnetic Sensor 110dB Volume Refrigerator Window Open Reminder
$37.95 Save $7.00 RRP: $44.95
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice
$17.95 Save $2.00 RRP: $19.95
Invisible Beam Barrier Active Detection Digital Pulse Infrared Sensor 100m IR Alarm
$54.00 Save $35.00 RRP: $89.00
2 Sets Magnetic Reed Switch DC12 to 24V NC Wired Door Window Sensor for Home Security Anti Theft Alarm System
$23.95 Save $14.00 RRP: $37.95