Wired Metal Roller Shutter Door Magnetic Contact Waterproof Switch Alarm window shutter Door Sensor
Aliexpress UK
Idea for roller shutter door. Zinc alloy housing, sliver grey. Detecting door gap by opening. Be used to detect door if it is opened or moved.
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NC NO Magnetic Contact Switch Door Sensor Wired Metal Roller Shutter Door Home Alarm System
Aliexpress UK
Installation screw installation. Active Gap :60mm.
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NC Door Sensor Metal Wired Roller Shutter Door Magnetic Contact Reed Switch for Security Alarm
Aliexpress UK
Transmit Freqency: 433MHz. This rolling door sensor can not work alone. It works with most alarm system in the market. Check if your alarm system support 433mhz. Mainly used for roller shutter/rolling door; also applied to other doors and windows.
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Electric Roller Shutter Door Switch - Manual Switch Button Box Universal for Roller Shutter Door
Aliexpress UK
Transmit Freqency: 433MHz. This rolling door sensor can not work alone. It works with most alarm system in the market. Check if your alarm system support 433mhz. When the roller shutter/rolling door is opened from the closed position, LED will turn on red light for 5 seconds; the sensor will be triggered and will send alarming signal to the main unit.
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Metal Magnetic Door Sensor contact Switch for shutter door window gate GSM alarm access control
Aliexpress UK
Roller Shutter Single Reed. Engineer Note: ensure that arrow on magnet lines up with dot on.
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Tubular automatic door motor, 220v AC, roller shutter door opener controller
Aliexpress UK
It has never been used.
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Aluminum Roller Shutter Garage Door Modern Foam Insulated Panel Automatic Garage Door for
Aliexpress UK
Transmit Freqency: 433MHz. This rolling door sensor can not work alone. It works with most alarm system in the market. Check if your alarm system support 433mhz. When the roller shutter/rolling door is opened from the closed position, LED will turn on red light for 5 seconds; the sensor will be triggered and will send alarming signal to the main unit.
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Tuya WiFi RF Curtain Module for Roller Shutter and Garage Door Switch 5-in-1 Remote and 86 Panel
Aliexpress UK
Transmit Freqency: 433MHz. This rolling door sensor can not work alone. It works with most alarm system in the market. Check if your alarm system support 433mhz. Bike Bicycle 4 Sounds Police Siren Trumpet Electronic Horn Bell 6 LED Rear Light.
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