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Security System Sensors

Shop the best prices on 13,741 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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3,009 - 3,040 of 3,200
Network-only temperature alarm, thermal sensor, computer room thermal alarm, temperature detector compatible
From $94.00
Smart WIFI door magnetic sensor, roller shutter door magnetic sensor, fireproof and burglarproof door magnetic alarmWIFI roller shutter door alarm com
From $74.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
From $59.00
Tuya WiFi Temperature Humidity Sensor Smart Link Multifunction Detector
From $36.95
Tuya ZigBee NEO 90dB Sound and Light Alarm Sensor with Built-in Siren for Smart Home
From $47.95
Infrared Motion Detector Alarm - Sensor Wireless Pir Alarm Set Motion Detector Infrared Detector 38 Ringtones
From $64.00
Wireless Door Sensor Alarm C Home Security Window Entrance Alarm
From $64.00
Tuya WiFi Light Sensor Intelligent Home Illumination Sensor Linkage Control Brightness Sensor Illum-cheng du
From $44.95
Wireless Home Doors Windows Security Entry Alarm System Pack 6
From $37.95
Wide Gap Magnetic Contact Sensor for Home Security, Door and Window Alarm System, Wired Detection for Garage Safety
From $45.95
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
From $22.95
2025 Latest Model Wireless 125dB Door Stop Alarm Lock Vibration Sensor
From $20.95
for 117 25700071 Tattletale Magnetic Switch
From $159.00
Mailbox Sensor, Real-Time Monitoring, Home Safety
From $29.95
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
From $40.95
Wired-Magnetic Door Window Contact Sensor Waterproof Door Window Sensors Detector for Home Security Alarm System
From $28.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
From $44.95
2 Pack Forklift Connector Female 7141F, Propane Tank Adapter, 1-1/4Inch Inlet X 1/4Inch NPT Outlet w
From $74.00
60GHz Millimeter Wave Radar Passenger Flow Statistics Sensor Module LD6001C Entrance&Exit Counting
From $149.00
Tuya ZigBee Light Sensor Illumination Sensor
From $79.00
Zigbee 3.0 Smart Contact Detector, Security Sensor for Door/Window, Long Battery Life 1 Year, <5mm Accuracy, Home Security App Control, 1 Pack
From $18.95
5pair for IR Break Beam Sensor LEDs Counting Module Split Distance Sensor Infrared Beam Sensor LED Counting Module
From $17.95
Tuya Sound Light Sensor Built-in 100DB Siren Alarm Linkage Security Protection Control Via SmartLife APP ZigBee EU Plug
From $49.95
Wireless Security Alarm, Door Window Sensor, 90db, 5Pcs
From $17.95
10X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $20.95
2X Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $129.00
3X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $49.95
Sensor Smart Wireless Mini Switch Key Zigbee Connection Remote One Key Control Button Home Security 3pc
From $40.95
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
From $17.95
Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $13.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and Adjustable Bracket
From $45.95
Tuya ZigBee Devices Button Scene Switch Battery Powered Intelligent Linkage Smart Switch Automation Work with Smart Life
From $33.95