Homebridge Lennox iComfort

A Homebridge plugin for Lennox iComfort smart thermostats. Supports S30/S40/E30/M30 systems and older iComfort Wifi models.

Supported Devices

Lennox iComfort S30/S40/E30/M30

• Uses lennoxicomfort.com for connectivity
• Multi-zone support
• Emergency heat control for dual-fuel systems

Lennox iComfort Wifi (Older Models)

• Uses myicomfort.com for connectivity
• Multi-zone support

Features

| Feature | S30/S40/E30/M30 | Wifi | |---------|-----------------|------| | Current Temperature | ✅ | ✅ | | Current Humidity | ✅ | ✅ | | HVAC Mode Control (Off/Heat/Cool/Auto) | ✅ | ✅ | | Temperature Setpoints | ✅ | ✅ | | Auto Mode Thresholds | ✅ | ✅ | | Multi-Zone Support | ✅ | ✅ | | Emergency Heat Switch | ✅ | ❌ |

Installation

Via Homebridge UI (Recommended)

1. Search for homebridge-lennox-icomfort-cloud in the Homebridge UI plugin search
2. Click Install
3. Select your device type (S30/S40/E30/M30 or Wifi)
4. Configure with your iComfort account credentials

Via Command Line

npm install -g homebridge-lennox-icomfort-cloud

Configuration

Add the platform to your Homebridge config.json:

For S30/S40/E30/M30 (default)

{
  "platforms": [
    {
      "platform": "LennoxIComfortCloud",
      "name": "Lennox iComfort",
      "deviceType": "s30",
      "username": "[email protected]",
      "password": "your-password"
    }
  ]
}

For iComfort Wifi

{
  "platforms": [
    {
      "platform": "LennoxIComfortCloud",
      "name": "Lennox iComfort",
      "deviceType": "wifi",
      "username": "[email protected]",
      "password": "your-password"
    }
  ]
}

Configuration Options

| Option | Required | Default | Description | |--------|----------|---------|-------------| | deviceType | No | "s30" | Device type: "s30" or "wifi" | | username | Yes | - | Your iComfort account email address | | password | Yes | - | Your iComfort account password | | name | No | "Lennox iComfort" | Platform name shown in logs | | pollInterval | No | 10 | How often to poll for updates (seconds) | | temperatureUnit | No | "auto" | Temperature display: "auto", "C", or "F" | | enableEmergencyHeat | No | false | (S30/S40/E30/M30 only) Enable emergency heat switch for dual-fuel systems |

Running as a Child Bridge

It is recommended to run this plugin as a child bridge for better stability and isolation.

Credits

This plugin is based on:

• homebridge-lennox-icomfort by akgoode - the original Homebridge plugin that served as the foundation for this project
• icomfort - the npm package for the Wifi API
• lennoxs30api by Pete Rager - the Python library for the modern Lennox cloud API
• Home Assistant Lennox S30 integration by Pete Rager - reference implementation for the S30/S40/E30/M30 API

License

Apache-2.0

Feedback & Issues

Please submit any issues or feature requests to the GitHub Issues page.