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Security System Sensors

Shop the best prices on 3,977 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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705 - 736 of 3,200
5X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $8.95
Garage Door Bracket for Ring Alarm Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $11.95
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (6 Sets)
From $8.95
2026 Good!! Door and Window Alarm - Set of 4x Wireless Anti-Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 120 dB
From $59.00
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
From $14.95
2 Pcs Infrared Beam Detector Burglar Ir Alarm Sensor Automatic Door Light Sensor
From $29.95
4 pcs Glass Break Detector with 130db Siren Door Opening Detector Home Window Anti-Opening Alarm System for Your Home, Office, Garage, Dorm Room, or e
From $64.00
For Wireless Photocell 12V 24v Battery Powered infrared sensor detector For Automatic gate Opener(Battery not included)-JXLGV
From $31.95
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety(4 Pcs, White)
From $44.95
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection B
From $59.00
Door and Window Instant Alerts Door Switch Alarm for Renters, Apartment, Office
From $20.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $16.95
HC52 Magnetic Reed Switch Garage Door Alarm Sensor with Durable Zinc Alloy Housing, 2 Set Silver Gray
From $25.95
3 Pairs Magnetic Door Sensor Reed Switch Door Contact for Alarm System White
From $74.00
US Version LTE Cellular Module 4G LTE IoT Module with Reliable Remote Connectivity and Multi‑Band Support
From $179.00
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $49.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $54.00
5pcs Recessed Door Contact Sensors NC Magnetic Reed Switch for Alarm and Access Control Systems Black
From $54.00
Zigbee Smart Light Sensor with APP Control, 180° Wide Range, Low Battery Alert
From $39.95
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $23.95
Magnetic Door Contact Sensor Pack of 3, Wired NC Roller Shutter Security, Durable Zinc Alloy Housing
From $479.00
Infrared Beam Sensor 40m Dual Beam Weatherproof Outdoor Perimeter Security Detector
From $724.00
Magnetic Door Window Sensor with Easy Tape Installation for Alarm System and Home Factory Security
From $19.95
Wireless Door Window Alarm with Loud Theft Alert Easy Install for Home Apartment Garage Safety
From $21.95
Magnetic Door Contact Sensor Reed Switch Alarm NC Surface Mount for Wooden Door Window ABS White 50 Pack
From $179.00
10 Pack Magnetic Door Window Alarm Sensors for Home Security and Kids Safety with Loud Alert
From $49.95
Infrared Beam Sensor 30m Dual Beam IR Detector for Outdoor Perimeter Security Alarm 98ft Range
From $74.00
Wireless Door Alarm with Remote 2 Pack, Magnetic Sensor for Home Security Garage Apartment
From $47.95
Wireless Video Doorbell with TwoWay Audio, Night Vision and LongLasting Rechargeable Battery
From $33.95
Magnetic Contact Switch with Rolling Design, Wired Gate Door Alarm Sensor, Easy Adhesive Mounting
From $21.95
Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection
From $16.95
NAS-DS07TM Matter Thread Door Sensor USB Powered Magnetic Smart Home Window Alarm Sensor
From $59.00