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Security System Sensors

Shop the best prices on 3,696 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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1 - 32 of 3,200
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $16.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $30.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home Security System
From $45.95
Mailbox Sensor, Real-Time Monitoring, Home Safety
From $37.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From $18.95
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm
From $13.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
From $59.00
4X Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
From $129.00
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
From $43.95
2X Tuya Intelligent Pressure Sensor compatible with ZigBee Gravity Detection Automation Scene Linkage 800mm
From $119.00
2X Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with Alexa & Google Home Black
From $31.95
Tuya ZigBee Smart Vibration Sensor Wireless Glass Break/Drop/Tilt Detector Built-in Smart Siren Alarm for Home Security
From $42.95
Light Curtain Sensor Switch Safety Light Grating Security Device DC24V(10 Beams BEM1040‑30NB)
From $139.00
Remover Clothing Tag Remove/ Tag Detacher
From $20.95
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice
From $46.95
2X E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
From $42.95
Wireless Home Security Touch Door Sensor,120db Anti Theft Security Alarm Loud Door Knob
From $15.95
Wifi Smart Window Door Gate Sensor Detector Smart Home Security Alarm System Smart Life Tuya App Remote Control simple Ax
From $21.95
AS608 Fingerprint Reader Sensor Module, Optical Fingerprint Recognition Module for Door Locks, Access Control
From $19.95
Tuya Wifi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors Automation
From $179.00
Ouitble Float Switch PP Plastic Liquid Level Float Switch, 5pcs Water Tank Pool Sensor Controller, Blue, P5210
From $23.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $14.95
Tuya Zigbee Temperature and Humidity Sensor Alarm with LED Display for Seedling Fermentation Animal Breeding EU Plug
From $54.00
10PCS MC-38 Wired Door Window Sensor Magnetic Switch NC Normally Closed for Wired WiFi GSM Home Alarm Security System
From $17.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (1Pack, Sensor Not Included)
From $9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (1Pack, Sensor Not Included)
From $10.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (1Pack, Sensor Not Included)
From $9.95
Alarm for Doors and Windows with Magnetic Sensor 90db
From $38.95
Automatic Door Sensing Compact for Swing Door Anti Theft Alarm Sliding Door
From $30.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
From $19.95
2pcs Infrared Sensor Wireless Motion Detector Sound Alarm fr Fishing Camping
From $45.95
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $11.95