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Security System Sensors

Shop the best prices on 3,969 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Maikaisen and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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481 - 512 of 3,200
Home Security Intrusion Protection Wireless Magnetic Door and Window Sensor Alarm System 4 Pack with 100dB Alert
From $30.95
Zigbee 3.0 Door Window Contact Sensor Mini Size Wireless Smart Alarm for Home Anti-theft Monitoring Requires Zigbee Hub
From $28.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
From $21.95
High Sensitive Wired Glass Break Sensor Glass Breakage Vibrator Wired Glass Break Shock Detector
From $21.95
Security Window Door Burglar Alarm Bell Anti-theft Wireless Sensor Detector
From $1.95
2Pcs Single Infrared Beam Sensor IP55 Protection Automatic Infrared Photocell Sensor Alarm for Gate Opener
From $29.95
Magnetic Door Contact Sensor Reed Switch Alarm, Surface Mounted Zinc Case for Metal Door and Window (5 Pack)
From $169.00
Magnetic Door Contact Sensor NC Reed Switch Alarm for Roller Door Zinc Alloy 5 Pack
From $94.00
Outdoor Motion Sensor Dual PIR Wired Detector with Pet Immunity and Waterproof Design for Security System
From $84.00
Outdoor Security Motion Detector 80m Dual Beam Infrared Sensor Long Range Weather Resistant
From $104.00
Wireless Door Alarm 2 Pack, Motion Detector Alert System for Store, 17 Tones, 5 Volumes, 918ft Range, Vibration Mode
From $149.00
Wireless Door Alarm with Remote Control, Door and Window Sensor for Home Security, Sliding Entry Alert (2 Pack, White)
From $99.00
2 Pack Smart Door and Window Sensor WiFi Home Security Alarm, App Control, Instant Push Alerts, Works with Alexa and Google Assistant
From $74.00
Automatic Door Sensor and Photoelectric Infrared Beam Sensor for Contactless Sliding Door Opening
From $54.00
2 Pack Smart Door Sensor WiFi Door Window Detector with RealTime Alerts, Alexa Google Compatible, Tuya App Control for Home Security
From $119.00
Magnetic Door Sensor Reed Switch NC Normally Closed Surface Mount Zinc Alloy Security Alarm MC58
From $25.95
433MHz Wireless PIR Motion Sensor for Home Security Alarm System with Smart Detection and Easy Mounting
From $31.95
Magnetic Door Window Contact Sensor with Durable Metal Housing, Wired Alarm Switch for Home Security System
From $35.95
Wireless Door Alarm 120dB Loud Door and Window Alarm Sensor for Home Apartment Hotel Travel Security
From $27.95
Magnetic Door Window Sensor Security Alarm Switch Beige Normally Open Home Burglar Contact Sensor
From $25.95
Waterproof Magnetic Contact Door Window Sensor for Home Security, Embedded AntiTheft Detector
From $25.95
Wireless Door Alarm Sensor with Reliable Magnetic Detection for Home Security Window Protection
From $25.95
4 Pack Wireless Door Window Alarm System with Magnetic Trigger Sensor for Home Security
From $41.95
4 Pack Door Window Alarm with Magnetic Security Sensor, Loud Battery Powered Home Protection
From $27.95
Wired Door Contact Sensor 5 Pack White Magnetic Alarm with Secure Screw Mount for Home Office
From $35.95
Tripwire Alarm with Tensile Cord for Camping, Hunting, Farm and Outdoor Perimeter Security
From $21.95
Door Window Security Sensor Normally Closed Magnetic Alarm Beige Surface Mount for Home Safety
From $21.95
1Pack Smart WiFi Door Sensor, Wireless Door Window Detector Alarm, Smart Door Window Contact Sensor for Home Security.
From $49.95
Door and Window Alarm 6-Pack, Wireless Anti-Theft DIY Magnetic Sensor for Home Security
From $22.95
Secure Entryways With Door Window Alarm Featuring Remote Control & 26s
From $21.95
Wireless Anti-Theft Door Alarm with Remote Control for Doors and Windows
From $25.95
60m Three Beam Wired Infrared Fence Detector Pair with Long‑Range Weatherproof Perimeter Security Sensor
From $139.00