# Enapter HMI

Monitoring and control of Enapter's AEM Electrolysers connected to the local area network.

  • Autodetect devices in local area network.
  • No internet connection or a Cloud account needed for operation.
  • Support unlimited number of electrolysers.

HMI - Main

# ๐Ÿš€ Getting Started

# Connecting


Multicast must be enabled for automatic discovery of devices.


Supported versions of Electrolysers:

  • EL 4.1 with firmware version 3.4.0 or later.
  • EL 4.0 with firmware version 3.1.0 or later.
  • EL 2.1 with firmware version 1.10.0 or later.


  • Multicast and Broadcast must be enabled in the local area network.
  • Clients should not be isolated.
  • If you have any restrictions, you can use Add Device Manually.

  1. Connect your electrolysers to the local area network using a cable.
  2. Download and install Enapter HMI app for Android, MacOS, Windows or Linux from http://hmi.enapter.com/ (opens new window).
  3. Ensure your computer or android device connected to the same network as electrolysers.
  4. Open Enapter HMI app on the Android tablet or laptop.

# Connection Example

Connection Example

# Add Device Manually

If the device autodetect does not work you can add electrolysers manually. In order to add the device manually you need to know the IP address of each device.

  • Press the + Add device button located on the top right corner of the screen.

Add Device Manually

  • Add Device Manually overlay will appear.
  • Enter IP address of the electrolyser.
  • Press the Connect button.

# ๐Ÿ”ง Features

  • Data stored locally and might be exported as CSV-file.
  • Manual connection of electrolysers using IP address.
  • All data needed for normal operations and extended telemetry for maintenance or support.


If you want to refill several electrolysers it is recommended to use Enapter HMI (opens new window).

# Service Partner Access

With Service Partner Access you will have access to the extended telemetry set for electrolysers connected to the Enapter HMI.


Your Enapter Cloud account must belong to a certified partner. For more information please contact support@enapter.com.

This documentation provides a step-by-step guide on how to request and activate Service Partner Access for your user account.

  1. Navigate to the Settings in Enapter HMI.
  2. In the Settings menu, locate the option to request Service Partner Access. This option is can be found under the account access section.
  3. Once you've requested Service Partner Access, you will be presented with a Confirmation Phrase. Make sure to copy or carefully rewrite this Confirmation Phrase as you will need it for the next steps.
  4. Open your web browser and navigate to https://cloud.enapter.com/hmi-activate (opens new window).
  5. On the activation website, you will be prompted to insert the Confirmation Phrase you obtained earlier. Paste or manually enter the Confirmation Phrase into the designated field.
  6. After entering the Confirmation Phrase, click the Generate Activation Code button. This will produce an activation code needed for the next step.
  7. Access the Enapter HMI (Human-Machine Interface) where you will be prompted to enter the generated Activation Code. Type in the Activation Code exactly as it appears.
  8. Finally, click the Apply button within the Enapter HMI to complete the activation process.

# Overview Video