Rehlko

The Rehlko (formerly Kohler Energy Management) integrationIntegrations connect and integrate Home Assistant with your devices, services, and more. [Learn more] allows you to monitor the status of your enabled Kohler generator through Home Assistant. This integration replaces the legacy Oncue integration.

Configuration

To add the Rehlko integration to your Home Assistant instance, use this My button:

Rehlko can be auto-discovered by Home Assistant. If an instance was found, it will be shown as Discovered. You can then set it up right away.

Manual configuration steps

If it wasn’t discovered automatically, don’t worry! You can set up a manual integration entry:

Required manual input

To configure a Rehlko (Kohler Energy Management) account, enter the following information:

email

The email used to log in to the Rehlko (Kohler Energy Management) application.

password

The password used to log in to the Rehlko (Kohler Energy Management) application.

The integration uses your generator’s name as the device name and within your entity names. To change this name, it is recommended to do so in the Kohler app before configuring the integration.

Sensors

The sensors exposed by this integration depend on the specific instrumentation installed on your generator and transfer switch. Sensor availability can vary significantly—even between units of the same model.

Status sensors

Status sensors provide information about the overall state of the generator.

Note: This list of values is not complete. If you observe new values, please report them by opening an issue.

Sensor ID Values Description
generator_status ReadyToRun, RunningExercise, … Indicates the current generator status.
engine_state Standby, PerformingVariableSpeedExercise, … Displays the current engine state.
power_source Utility, … The source of power for the home.

Tested generators

These are the generator models that have been tested:

Removing the integration

This integration follows the standard integration removal process; no extra steps are required.

To remove an integration instance from Home Assistant

  1. Go to Settings > Devices & services and select the integration card.
  2. From the list of devices, select the integration instance you want to remove.
  3. Next to the entry, select the three-dot menu. Then, select Delete.