The Lennox Residential Webservices system offers valid Lennox dealers data APIs and other tools for use in their own custom websites and applications.

To get started, sign up below or browse the documentation and demo applications for our Product API, Promotions API or our Energy Savings Calculator tool. Have questions? They may be answered by our Frequently Asked Questions.


Lennox Residential Webservices Key Signup

To sign up for the Lennox Residential Webservices you must be a valid Lennox Dealer. To access the tools provided by these webservices, you must have a valid Webservices key.

Please enter your dealer number below to get started:


Fill out the form below to receive your Lennox Residential Webservices Key.
You will receive additional instructions and links to documentation after completing the form and in the email containing your Webservices Key.


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Congratulations! You have successfully completed the Lennox Residential Webservices key signup process. Please review the information on this page, and be sure to record your Webservices key. If for some reason you lose or forget your key, simply return to the key signup page and it will be displayed.

Your Webservices Key:

Webservices for you:

Lennox.com Product API Documentation, Demos, etc
Energy Savings Calculator


We're sorry. Your records could not be found.

To sign up for an Lennox Residential Webservices Key, you must also participate in the Lennox Residential Dealer Locator. Please contact Lennox at 1-800-4Lennox to get more information about these programs.