Unit Controller Software

Unit Controller Board Firmware

Updating to the newest firmware provides the newest functionalities and software fixes.

Lennox® CORE Unit Controller Firmware

To install this firmware, use a standard flash drive. Recommended Drive: FAT32 format, 2GB-32GB storage capacity.

Download the latest version of firmware (09.00.0348) 

Installation Instructions

  • Place the firmware update in the following location: /Firmware/M4/
  • Plug the USB drive into the CORE Unit Controller.
  • Pair the mobile app, and navigate to RTU > Menu > Firmware Update.

The system should show the update and confirm to begin the update. The update should take approximately 15 minutes. You are not required to stay paired using your phone during the update. The unit controller will reboot after the update has completed.

Unit Controller PC Software

Unit Controller PC Software allows users to connect their laptop or computer to Lennox unit controller equipped RTUs for parameter editing, testing, and diagnosis.

Compatible with Prodigy® 2.0

This is a full version of Lennox' Unit Controller Software compatible with Prodigy and Prodigy 2.0. No existing version of this software is required. The Unit Controller Software allows you to configure, troubleshoot and test Lennox® control devices, including the latest Integrated Modular Controller (M1-8 IMC), as well as Building Controllers. For connections to the Comfort Sensors, Zoning and L-Connection components please use the Unit Controller Software compatible with Prodigy.

Download Updated Unit Controller Software (3.62 MB)

Installation Instructions

  • Save the file to a temporary location on your hard drive and unzip "LennoxUnitController_Ver_1.5.1.zip".
  • Navigate to new "LennoxUnitController_Ver_1.5.1" folder.
  • Run "setup.exe". Follow the prompts to complete the installation.

Compatible with Prodigy®

This is a full version of Lennox' Unit Controller Software compatible with Prodigy. No existing version of this software is required. The Unit Controller Software allows you to configure, troubleshoot and test Lennox® control devices, including the latest Integrated Modular Controller (M1-8 IMC), as well as Building Controllers, Comfort Sensors, etc.

Download Unit Controller Software (23.0 MB)

Installation Instructions

  • Save the file to a temporary location on your hard drive and run "uc212_00.exe".
  • Follow the prompts to complete the installation.