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Security System Sensors

Shop the best prices on 14,974 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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3,105 - 3,136 of 3,200
DC 324V Industrial Security Alarm Siren Buzzer 110dB Loud Alert Continuous Sound Wide Voltage Range
From $30.95
Infrared Detector Vertical Door Window AntiThief Access Control Sensor for Household
From $36.95
2025 4X Trip Wire Alarm Device 12 Gauge Camping Trip Alarm Perimeter Alarm Early Warning Security System
From $219.00
Power Failure Alarm 110V 120V Instant Power Loss Alert with Ultra Loud 120dB for Factory and Farm
From $64.00
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
From $69.00
Vibration Sensor Door Handle Alarm Anti-Theft Window Alert Home Security Burglar Warning Device
From $19.95
WiFi Temperature Sensor with Remote Monitoring, Waterproof Design for Smart Home, 2.4G Connectivity
From $21.95
Smart WiFi Door Window Sensor, Magnetic Detector for Indoor Home Security, Works with Alexa & Google Home, White
From $18.95
Freezer Door Alarm, Window Security Sensor, 4-in-1 Doorbell with Open Alert
From $59.00
2026 new WiFi Light Sensor Intelligent Home Illumination Sensor Linkage Control Brightness Sensor Illuminati
From $74.00
Commercial Grade Wireless Door Chime Sensor with 2 Transmitters and 2 Receivers for Shop Alert
From $139.00
Anti-Glare 2-Pack Infrared Detector Alarm ABT-100, Perimeter Alarm Rated Up to 50000LUX
From $104.00
Wireless Door Alarm Sensor with Time Delay
From $54.00
Contact Sensor Bracket for Garage Doors, Security Accessory for 2nd Gen Sensors (Sensor Not Included)
From $21.95
Wide Gap Magnetic Contact Sensor for Door and Window Security Alarms, Wired Detection for Home and Garage Use
From $38.95
Smart LED Indicator Power Outage Alarm with 120dB Alert Sound Requires 9V Battery EU Plug Adapter
From $15.95
Magnetic Curtain Door Sensor with 5m Wired Detector for Garage Door Opener Accessories
From $13.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
From $40.95
Wireless Door Open Sensor Chime 280M Range Alarm for Window & Door Entry Home Security
From $44.95
Single Channel Inductive Loop Vehicle Detector for Parking Lot Access Control
From $59.00
Door and Window Alarm, Wireless Door and Window Detectors with Remote Control and Batteries, Anti-Intrusion Anti-Theft Magnetic Sensor use in Home and unbrand
From $31.95
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning, 1 Remote Controller + 2 Magnetic Sensors
From $49.95
DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
From $59.00
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning, 1 Remote Controller + 3 Magnetic Sensors
From $46.95
DOBERMAN SE-0137 4 in 1 Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm Set
From $59.00
DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
From $21.95
REACHFAR V23 4G Internet Door Sensor Alarm Home Door Window Sensor Alarm
From $119.00
Wired Water Sensor Warehouse Machine Room Home Security Alarm Nc/no Output Relay Options Water Leak Detector Liquid
From $229.00
Hy929 Standalone Pipe Water Leakage Detector Hear Through Wall High Strength Water Pipe Leakage Detector For Repair
From $279.00
TY-192 Tuya Smart Home WiFi Temperature And Humidity Sensor
From $64.00
White 2 Neo Tuya Smart Zigbee Temperature Humidity Sensor Built-in Siren Alarm 3 In 1 90db Sound Light Sensor T&h Sensor Work With Gateway Hub Home Au
From $159.00
Zigbee Temperature and Humidity Sensor Temperature Humidity Detector
From $26.95