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Shop the best prices on 4,463 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Yale and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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225 - 256 of 3,200
433MHz Wireless Vibration Detector Alarm Sensor Door Window Burglar Security Alarm System
$14.95 Save $8.00 RRP: $22.95
Door Sensor Alarm 0 to 6.6yd Infrared Body Induction Remote Control 2W Speaker Motion Sensor Doorbell for Home Warehouse
$59.00 Save $35.00 RRP: $94.00
Active Infrared Beam Sensor Anti Theft for Gate Openers Access Control Security Alarm System
$22.95 Save $13.00 RRP: $35.95
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
2 Sets Magnetic Door Switch Wired NC NO Normally Open Closed Door Contact Switch for Home Security 100V DC
$17.95 Save $10.00 RRP: $27.95
Infrared Fence Alarm Smart Variable Frequency Human Body Sensing Light Grating Curtain Detector 833VDC 100 Meter / 328.1ft
$94.00 Save $55.00 RRP: $149.00
A Pair Normally Closed Magnetic Window Door Safety Alarm Switch Metal Housing
$14.95 Save $8.00 RRP: $22.95
Electrical Lockout Tagout Kit with Circuit Breaker Lock Hasps Loto Tags Safety Padlocks Keys for Industrial Chemical
$84.00 Save $20.00 RRP: $104.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196.9ft
$51.95 Save $32.05 RRP: $84.00
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
Door Window Alarm Sensor 125dB Sound DIY Protection Alarm System for Home Dormitories Office Hotel
$16.95 Save $9.00 RRP: $25.95
Invisible Beam Barrier Active Detection Digital Pulse Infrared Sensor 100m IR Alarm
$54.00 Save $35.00 RRP: $89.00
Smart WiFi Door Window Open/Closed Sensor Detectors Voice Control for Google Home for Tuya
$19.95 Save $11.00 RRP: $30.95
RC36 NC Recessed Door Contact Sensor Magnetic Reed Switch for Metal Doors Alarm Black 5pcs
$20.95 Save $10.00 RRP: $30.95
Infrared Beam Sensor Outdoor Alarm Weatherproof Single Beam for Home Door and Window Security
$28.95 Save $14.00 RRP: $42.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 400mm
$32.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
$27.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
$41.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$18.95
Tuya WiFi Vibration Sensor Door Window Glass Broken Detector Home Security Anti-Theft Smart Life APP Real-Time Alert B
$32.95
Tuya WiFi Vibration Sensor 130dB Sound Light Alarm Smart APP Real-Time Vibration Reminder Home Security Shock Detector
$19.95 Save $4.00 RRP: $23.95
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
$54.00
Tuya ZigBee Gas Leak Detector Smart Alarm Sensor Combustible Gas Leakage Alarm for Home Security APP Remote Control
$38.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
$21.95
Motion Module Sw420 Sensor for Vibration Alarm Use 3Pcs Pack
$14.95 Save $8.00 RRP: $22.95
Motion Module Sw420 Vibration Alarm Sensor Module for Alertor 3Pcs
$18.95 Save $11.00 RRP: $29.95
Alertor Module Sw420 Motion Module Vibration Sensor 2Pcs Set
$11.95 Save $11.00 RRP: $22.95
Motion Module Sw420 Alarm Sensor for Vibration Detection 2Pcs Sensor Module
$14.95 Save $4.00 RRP: $18.95
4X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$9.95 Save $5.00 RRP: $14.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
$18.95
2pcs Garage Door Bracket for Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Ac
$24.95 Save $39.05 RRP: $64.00
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Home
$14.95 Save $30.00 RRP: $44.95