MC-AL – Homelus Door Sensor Alarm

Homelus Door Sensor Alarm

Product Overview

The MC-AL Wireless Door & Window Alarm Sensor is a compact home security device designed to alert users when a protected door or window is opened. Its wireless design allows for easy installation without extensive wiring, making it suitable for residential security applications.

When the door or window is opened, the sensor can trigger its built-in siren/alarm, providing an audible alert that can help notify occupants of a potential intrusion.

Main Purpose

The MC-AL is designed to monitor doors and windows and provide an audible warning when they are opened, helping improve basic security and intrusion awareness.

Key Benefits

  • Wireless Installation – Easy to install without signal wiring.
  • Door & Window Protection – Monitors the opening of doors and windows.
  • Audible Alarm – Provides a siren/alarm when the protected entry point is opened.
  • Compact Design – Standard-size housing suitable for common installation locations.
  • White Finish – Designed to blend with typical home interiors.
  • Simple Security Solution – Suitable for basic home and property monitoring.

Important Features

  • Wireless door/window sensor
  • Built-in siren/alarm
  • Door opening detection
  • Window opening detection
  • Easy installation
  • Standard-size design
  • White color
  • Suitable for home security applications

Product Specifications

  • Model: MC-AL
  • Product Type: Wireless Door & Window Alarm Sensor
  • Brand: NAVKAR SYSTEMS
  • Power Supply: 3 × 1.5V LR44 Button-Cell Batteries
  • Communication: Wireless Magnetic Sensor
  • Operating Range: 7–6 mm Sensor Gap
  • Material: ABS Plastic
  • Dimensions: 14 x 9x 1 cm
  • Other Specifications: Door/window opening detection, built-in high-decibel siren/alarm, wireless operation, adhesive mounting, easy installation, magnetic sensor switch, suitable for home and office security applications.

Applications

  • Home Security – Protect doors and windows in houses and apartments against unauthorized opening.
  • Office Security – Monitor doors and windows in offices and workspaces.
  • Shop & Small Business Security – Help monitor entry points in shops and small commercial premises.

Suitable For

  • Homes, apartments, offices and shops
  • Indoor doors and windows requiring opening detection
  • Locations where a wireless, easy-to-install security solution is preferred

Not Suitable For

  • Outdoor exposure without suitable protection – The sensor should be installed in an appropriate indoor environment.
  • Areas requiring long-distance wireless communication beyond the supported range – The operating range is not specified in the available product information.
  • Applications requiring professional-grade centralized security monitoring – The MC-AL is a basic wireless door/window alarm sensor and should not be considered a complete security system by itself.

Package Contents

  • 1 × MC-AL Wireless Door/Window Alarm Sensor – Main Unit
  • 1 × Magnetic Contact
  • 1 × Mounting/Installation Accessories

Installation

  • Select the Installation Location
    Choose the door or window you want to protect. Ensure the mounting surface is clean, dry and suitable for adhesive installation.
  • Fix the Main Alarm Unit
    Peel off the protective film from the double-sided adhesive tape and firmly attach the main alarm unit to the door/window frame.
  • Position the Magnetic Sensor
    Attach the magnetic sensor to the moving part of the door/window. Align the sensor with the main unit as shown in the product instructions.
  • Switch ON and Test
    Turn the main unit's switch to the ON position. Open the door/window to confirm that the alarm is triggered.

Wiring

The MC-AL is a self-contained battery-powered wireless door/window alarm and does not require external wiring.

  • Power: Internal 3 × LR44 button-cell batteries as indicated on the package.
  • Input: Magnetic sensor detects opening of the door/window.
  • Output: Built-in audible siren/alarm.
  • Other Connections: No external wiring or power connection required.

Programming

The MC-AL does not require programming or pairing according to the provided product packaging.

    1. Install/activate the supplied batteries.
    2. Switch the main unit to the ON position.
    3. Test the alarm by opening the protected door or window.

Operation

  • Arm the Alarm – Switch the main unit to the ON position after installation.
  • Monitor the Door/Window – The magnetic sensor monitors whether the protected door or window remains closed.
  • Trigger the Alarm – When the door/window is opened and the magnetic parts separate, the built-in siren sounds to provide an audible warning.

Troubleshooting

  • Problem: Alarm does not sound when the door/window is opened.
    Solution: Check that the switch is in the ON position, the batteries are correctly installed, and the main unit and magnetic sensor are properly aligned.
  • Problem: Alarm sounds unexpectedly.
    Solution: Check the position and alignment of the magnetic sensor. Make sure both parts are securely attached and positioned correctly when the door/window is closed.
  • Problem: Alarm sound is weak or the unit does not operate properly.
    Solution: Check the battery condition and replace the batteries if required. Ensure the battery contacts are properly positioned.

Common Problems

  • Alarm does not activate – Check that the main unit switch is in the ON position and the batteries are installed correctly.
  • Alarm does not trigger when the door/window opens – Check the alignment and position of the main unit and magnetic sensor. Make sure they separate when the door/window is opened.
  • Weak or no alarm sound – Check the 3 × LR44 button-cell batteries and replace them if necessary.

FAQs

Q: How do I install the MC-AL?
A: Peel off the protective film from the double-sided adhesive and attach the main unit to the door/window frame. Attach the magnetic sensor to the moving part and align both parts correctly.

Q: Does the MC-AL require wiring?
A: No. The MC-AL is a battery-powered door/window alarm and does not require external wiring.

Q: How does the MC-AL work?
A: When the protected door or window is opened, the magnetic sensor detects the separation and activates the built-in siren/alarm.

Q: What batteries does the MC-AL use?
A: The product packaging shown specifies 3 × LR44 button-cell batteries.

Q: Does the MC-AL require programming or pairing?
A: No programming or pairing procedure is indicated in the supplied product packaging/information. The unit is operated using its ON/OFF switch.

Q: Can the MC-AL be used on both doors and windows?
A: Yes. It is designed to provide an opening alert for doors and windows.

Spare Parts

  • Spare Part 1: Compatible Replacement Battery
    Replacement battery for the MC-AL wireless door/window alarm sensor. Use the battery type specified for the product.
  • Spare Part 2: Magnetic Contact
    Replacement magnetic contact for detecting door and window opening.
  • Spare Part 3: Mounting Accessories
    Replacement mounting accessories for securely installing the main alarm unit and magnetic contact.

Warranty

Not Applicable

Videos

  • [Programming Video]:
  • [Product Demonstration Video]:

Manuals

  • [Installation Manual]

Downloads

  • [Datasheet]: Refer to user manual
  • [Wiring Diagram]: NA
  • [Catalogue / Brochure]: NA
  • [Other Download]: NA

Customer Questions

Q: Is the MC-AL a wireless door/window alarm sensor?
A: Yes. The MC-AL is a wireless door/window alarm sensor designed to detect when a protected door or window is opened.

Q: How does the MC-AL detect an opened door or window?
A: It uses a magnetic contact. When the door or window opens, the magnetic contact separates from the main unit and triggers the alarm.

Q: Does the MC-AL require wiring?
A: No. The MC-AL is designed for wireless operation, so external signal wiring is not required.

Q: Does the MC-AL have a built-in siren?
A: Yes. The unit provides an audible siren/alarm when the protected door or window is opened.

Q: Where can the MC-AL be installed?
A: It is suitable for indoor doors and windows in homes, offices, shops and other appropriate premises.

Q: What should I do if the alarm does not sound?
A: Check the battery, ensure it is correctly installed, and verify that the main unit and magnetic contact are properly aligned and securely mounted.

Q: Can the MC-AL be used with a security alarm system?
A: If the alarm system supports the MC-AL's wireless communication, it can be registered/paird according to the control panel's instructions.

Escalation to Support

If the issue cannot be resolved using the information above, Please contact Navkar Systems at Whatsapp Support number: 91384 68548 with the following information:

  • Product Model:
  • Purchase Date:
  • Problem Description:
  • Installation Details:
  • Photos / Videos:
  • Previous Troubleshooting Performed: