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Security System Sensors

Shop the best prices on 707 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Yale and Smart Things. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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65 - 96 of 707
WiFi Door Window Sensor with Tuya App Notification, Alexa and Google Compatible, Instant Alerts
$21.95 Save $10.00 RRP: $31.95
Smart Door Sensor Wireless Alarm Compatible with Tuya Smart Life App Control for Alexa Home Security
$16.95 Save $8.00 RRP: $24.95
Smart Light Sensor ZigBee WiFi compatible with TUYA for Home Automation and Energy Saving
$22.95 Save $12.00 RRP: $34.95
WiFi Temperature Sensor with App Alerts, Waterproof Probe, Rechargeable Battery for Freezer and Fridge
$36.95 Save $17.05 RRP: $54.00
Photoelectric Beam Sensor 13ft Gate Safety Sensor Weatherproof Fast Detection for Sliding Gates
$17.95 Save $8.00 RRP: $25.95
Hidden Camera Detector with RF Signal Detection, Infrared Spy Finder, Travel Hotel Privacy Protection
$30.95 Save $15.00 RRP: $45.95
Inductive Cylindrical LongRange Proximity Sensor With Wire Cable Detection Distance
$47.95 Save $26.05 RRP: $74.00
Power Failure Alarm with 120dB Siren and LED Indicator for Home Office Safety (Needs 9V Battery)
$16.95 Save $9.00 RRP: $25.95
WiFi Door and Window Sensor, Smart Life App Remote Control, Magnetic Intruder Alarm, Compatible with Home Security Systems
$23.95 Save $12.00 RRP: $35.95
Smart Vibration Sensor ZigBee Compatible Motion Detector With App Control Security Alarm
$25.95 Save $13.00 RRP: $38.95
Intelligent WLAN Vibration Sensor with Adjustable Sensitivity, Real-Time Shock Alarm, 70 x 24.5 x 21 mm
$20.95 Save $11.00 RRP: $31.95
Output Button Switch For Access Control System Door Exit Button With Touch Trigger Sensor Switch Door Frame Compatible
$28.95 Save $14.00 RRP: $42.95
Hagen Door Alarm Portable Wireless Touch Sensor 120 dB Black Anti-Theft Loud Door Knob
$17.95 Save $9.00 RRP: $26.95
Alarm Touch Sensor Door Alarm 120DB Wireless Touch Sensor Anti-Theft Security Alarm Loud Door Knob
$19.95 Save $10.00 RRP: $29.95
Wireless Vibration Alarm Door Window Open Alarm 120dB Security Sensor Anti-Theft For Home Apartment Hotel Garage
$17.95 Save $9.00 RRP: $26.95
WiFi Smart Vibration Sensor Motion Detection RealTime Remote Monitor Alarm For Home Windows Drawers 2.4 GHz
$23.95 Save $12.00 RRP: $35.95
Wireless Gate Sensor with Infrared Beam, IP55 Weatherproof, Low Battery Alert for Outdoor Gates
$43.95 Save $25.05 RRP: $69.00
LED-TV-Simulator For Home Security With Dusk Sensor Auto-On Deters Burglars When You Are Away
$54.00 Save $30.00 RRP: $84.00
Door Window Alarm with Loud 108dB Wireless Sensor for Home Safety Kids Elderly Battery Powered
$15.95 Save $8.00 RRP: $23.95
Power Failure Alarm 120dB Loud Siren with LED Indicator, Automatic Power Cut Alert CN Plug 220V
$15.95 Save $7.00 RRP: $22.95
20PCS PIR Motion Sensor Lens 83084 White Infrared Fresnel Lens for Improved Detection and Longevity
$16.95 Save $8.00 RRP: $24.95
Door Window Alarm Sensor 110dB Loud Siren 4 Modes Battery Operated Magnetic Security 9 Pack
$49.95 Save $24.05 RRP: $74.00
Hidden Camera Detector RF Signal Scanner 4in1 Privacy Protection for Travel Hotel AntiSurveillance
$20.95 Save $10.00 RRP: $30.95
SW420 Vibration Sensor Module Bulk Pack 10pcs for Security Alarm and DIY Projects
$15.95 Save $7.00 RRP: $22.95
Trip Wire Alarm 82ft Tensile Perimeter Security Cord with Reusable Reel for Camping and Survival
$16.95 Save $8.00 RRP: $24.95
10 Pcs NC Recessed Wired Security Window Door Contact Sensor DC100V 0.5A
$18.95 Save $2.00 RRP: $20.95
Smart WiFi Door Sensor Wireless Window Alarm with 130dB Siren and RealTime Phone Alerts
$22.95 Save $9.00 RRP: $31.95
Intelligent Surrounding Light Sensors ABS Housing Light Detection Device Indoor Office Use Compact
$28.95 Save $15.00 RRP: $43.95
12V 24V Infrared Sensor Switch with LED, Hands Wall Mounted Access Control Button, White 86x86mm
$19.95 Save $10.00 RRP: $29.95
2 Pack Door Window Alarm Magnetic Sensor for Home Security, Office, Store, Kids Safety, Battery Powered
$15.95 Save $7.00 RRP: $22.95
Smart WiFi Zigbee Window Door Sensor with App Control for Home Security Alarm System
$22.95 Save $12.00 RRP: $34.95
Smart Vibration Sensor with Adjustable Sensitivity Compatible with Tuya Home Security Motion Detector
$20.95 Save $11.00 RRP: $31.95