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A. O. Smith provides all the resources you need for all our residential and commercial products.

Global University training

Technical Training

Stay up to speed on our product technology with A. O. Smith University’s live and on demand video training.

Product Support & Tools

Giving our partners the tools they need to support our complete product line.

Residential Water Heater Selector

Help your customers find the right water heater for their needs.

Commercial Pro-Size Tool

Use our tool to size an A. O. Smith commercial water heater to meet your specs.

Commercial Technology Selector (Under Construction)

Select the right commercial technology for your facility.

Water Heater Cross Reference

Find a new A. O. Smith replacement model.

Product Support, Literature & Videos

Get access to the latest product support literature, images & videos.

Replacement Parts

Find an A. O. Smith replacement part. 

Warranty Status Check

Check the status of the product warranty. 

Warranty Claim

Help your customers file a warranty claim.

Online Literature Ordering

Order hard copies of spec sheets, brochures & more from our literature portal.

BMI / Revit files

Product specific BIM files can be plugged into your 3D design.

AHRI Directory Certification Search

Search the AHRI Directory of Certified Product Performance for A.O. Smith certified product performance ratings.

A. O. Smith App

Download our App for access to our tools while you’re on the job.

Rep Locator

Get in touch with a local manufacturer rep in your area.

Potable Water / Hydronic Expansion Tank Sizing

Use this sizing tool to calculate the proper expansion tank to meet your requirements.

QR Code Product Support

Get fast and easy access to unit specific info. and help solve problems without having to call technical support.

Old Product Literature Library

This section has not been updated in several years. We recommend you check out our new 'documents & videos' page.

ATS 3D design tool

Marketing Hub

All of the promotions, advertising tools, images, logos and more to support your business.