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Security System Sensors

Shop the best prices on 120 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Xiaomi and Domos. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United States.

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65 - 96 of 120
Recessed Door Contact Switch 3/8 Inch Stubby Terminal Pressfit Magnetic Alarm Contact White
$16.95 Save $7.00 RRP: $23.95
Wireless Door and Window Alarm with Vibration Sensor, Loud 120dB, Adjustable Sensitivity, Battery Powered
$16.95 Save $7.00 RRP: $23.95
Door Alarm 9 Pack with 108dB Loud Alert, Adjustable Delay Timer, 4 Modes for Home and Freezer Security
$89.00 Save $40.00 RRP: $129.00
Magnetic Reed Switch NC Recessed Wired Door Window Contact Sensor for Home Alarm Security White 5 Sets
$25.95 Save $10.00 RRP: $35.95
Portable Door Security Alarm with Fast Response Sensor for Travel, Hotels and Home Use
$16.95 Save $7.00 RRP: $23.95
Smart WiFi Door Sensor Wireless Window Alarm Compatible with Alexa Google RealTime Alert for Home Business
$20.95 Save $9.00 RRP: $29.95
Wireless Door Window Sensor for LWOHSI A103F A105F A108F A109F Home Security Alarm with Instant Alerts
$16.95 Save $7.00 RRP: $23.95
Wireless Door and Window Alarm 7 Pack, 110dB Loud Home Security Sensor with 4 Modes, Battery Operated
$47.95 Save $21.05 RRP: $69.00
PIR Motion Sensor Lens 12mm Fresnel Lens for Infrared Detection 120° Wide Angle 12M Range Pack of 5
$35.95 Save $18.05 RRP: $54.00
Infrared Photocell Sensor 50ft Range, Accurate Object Detection for Automatic Gate Safety
$17.95 Save $9.00 RRP: $26.95
DC 324V Industrial Security Alarm Siren Buzzer 110dB Loud Alert Continuous Sound Wide Voltage Range
$16.95 Save $7.00 RRP: $23.95
Wireless Vibration Sensor for Doors and Windows with Adjustable Sensitivity and Smart Alerts for Tuya
$23.95 Save $14.00 RRP: $37.95
Infrared Beam Sensor with Long Range 60m Coverage for Outdoor Perimeter Security Alarm System
$319.00 Save $150.00 RRP: $469.00
OC55 Rolling Door Magnetic Contact Wired Reed Switch Alarm for Security Systems N.C.
$20.95 Save $11.00 RRP: $31.95
Smart WiFi Vibration Sensor with Instant Alerts, Wireless Home Security Alarm Compatible with Tuya for Doors and Windows
$20.95 Save $12.00 RRP: $32.95
Door Window Contact Sensor 5 Pack NC Recessed Magnetic Reed Switch Concealed TamperResistant
$28.95 Save $13.00 RRP: $41.95
Trip Wire Alarm 82ft Weatherproof Early Warning Perimeter Security System for Camping Hunting Survival
$14.95 Save $8.00 RRP: $22.95
Zigbee Wireless Window Alarm Sensor for Tuya Living Room And Front Door Security System Status Detector Accessories
$54.00 Save $30.00 RRP: $84.00
Wireless Door Window Sensor And Control Detector, Rugged Multi-Purpose Security Alarm, Smart Life Compatible
$74.00 Save $35.00 RRP: $109.00
ZigBee Vibration Sensor Alarm with Smart Detection for Home Security and Greenhouse Monitoring
$29.95 Save $15.00 RRP: $44.95
Door Sensor with Voice Recording, Magnetic Mount, Motion Detection for Home and Office (Black) Ref:7789
$14.95 Save $8.00 RRP: $22.95
ZigBee Vibration Sensor 3.0 with Instant Alerts for Smart Home Security and Alexa Integration
$20.95 Save $11.00 RRP: $31.95
Door Sensor with Voice Recording, Magnetic Mount, Motion Detection for Home and Office (Black)
$14.95 Save $8.00 RRP: $22.95
Infrared Beam Sensor for Gate Opener Weatherproof Photocell Pair 24V Transmitter and Receiver
$23.95 Save $12.00 RRP: $35.95
DC1224V Infrared Photocell Sensor Pair for Automatic Gate and Garage Door with Obstacle Detection
$22.95 Save $13.00 RRP: $35.95
Door Window Alarm with Loud 120dB Magnetic Security Sensor, Wireless SelfAdhesive Home Alert, 4pcs
$74.00 Save $45.00 RRP: $119.00
Driveway Alarm with Infrared Gate Sensor, IP55 Weatherproof Outdoor Motion Detector for Automatic Door Security
$339.00 Save $160.00 RRP: $499.00
Wireless Magnetic Door Window Alarm with Instant Entry Alert White Security Sensor
$16.95 Save $7.00 RRP: $23.95
Door Window Alarm for Home Security, Pool Door Alert for Kids Safety, Battery Powered (11 Pack)
$79.00 Save $40.00 RRP: $119.00
Window Alarm Set with 130dB Vibration Sensor for Home Door and RV Security, 6 Black Units
$44.95 Save $24.05 RRP: $69.00
Door Window Alarm 95dB Loud Wireless Sensor for Home Security and Kids Safety 12 Pack
$29.95 Save $16.00 RRP: $45.95
Door Contact Sensor for Access Control, Reliable Detection, Single and Double Door Support
$29.95 Save $14.00 RRP: $43.95