Filters

Security System Sensors

Shop the best prices on 5,109 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.

Filters
3,009 - 3,040 of 3,200
2025 Access Control Touch Switch Self Resetting Infrared Sensing Exit Button Switch for Door Security System
From $84.00
Door Window Magnetic Contact Alarm Burglar Security Safety System for Shop Garage Supermarket
From $12.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From $20.95
2 Sets Magnetic Door Switch Wired NC NO Normally Open Closed Door Contact Switch for Home Security 100V DC
From $19.95
2 Pcs Infrared Beam Detector Burglar Ir Alarm Sensor Automatic Door Light Sensor
From $29.95
Wired Magnetic Door Window Contact Sensor, Surface Mount Metal NC Type for Alarm System, Pack of 5
From $64.00
Touch Sensor Wireless Anti-Theft Alarm with 120dB Sound for Hotel Door Knobs, Battery-Operated Security System
From $40.95
Wireless Door and Window Sensor for Home Security, Magnetic Contact Entry Alerts, 2 Sets Compatible with YISEELE System
From $89.00
4X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
From $35.95
Door Sensor Alarms Home Security Anti Theft Burglar Door Window Entry Open Sensor Alarms for Home Apartment
From $16.95
2Pcs Single Infrared Beam Sensor IP55 Protection Automatic Infrared Photocell Sensor Alarm for Gate Opener
From $19.95
Infrared/IR Beam Detector Sensor for Perimeter Protection Outdoor Security System
From $22.95
Door And Window Sensors 5pcs Mc-38 Recessed Wired Door Window Sensor Door Window Alarm Magnetic Switch
From $19.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
From $23.95
Wireless Home Alarm Kit, Wifi Door Window Sensor, Smart Door Status Detection, Phone Notification, Work With Smart Life App
From $21.95
Power Off Detector Sensor Large Volume Alarm System
From $15.95
WIFI Smart Door Window Alarm Sensor Wireless Remote Control for Home Security
From $19.95
M12 52 Musics Wireless Sensor Welcome Doorbell Shop Entry Detector Alarm with 1 Transmitter+1
From $42.95
Hy929 Standalone Pipe Water Leakage Detector Hear Through Wall High Strength Water Pipe Leakage Detector For Repair
From $199.00
8X Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(1PCS)
From $74.00
2026 Good!! Door and Window Alarm - Set of 4x Wireless Anti-Intrusion Alarm - Home Security Against Burglary - Magnetic Operation - 120 dB
From $79.00
10 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From $17.95
6X Infrared Installation Contactless Infrared Door Lock No Touch Sensor Exit Button IR Door Release DoorbellSwitch B
From $79.00
2X Tuya Smart Home ZigBee Temperature and Humidity Sensor Indoor Thermometer Monitor Works for Alexa Google Smart Life
From $36.95
2X HLK-LD2410C 24G Human Presence Sensor Support BT Function App Radar Sensing Module FMCW Millimeter Wave Motion
From $31.95
10X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $18.95
9x Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered with Tuya Smart Life App Alexa(B)
From $99.00
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm
From $22.95
3X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $39.95
Tuya Zigbee Smart Temperature and Humidity Sensor with LED Screen Display CR2032 Battery for Alexa Google Assistant
From $14.95
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
From $30.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home Security System
From $45.95