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This is the login for Trane® Connect™ and other Trane® commercial applications. Trane® Connect™ is our secure, cloud-based customer portal to access your building systems to remotely monitor and manage building systems, and conduct routine maintenance.

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TRACE® 3D Plus

TRACE® 3D Plus

TRACE® 3D Plus

TRACE® 3D Plus Version 6.10. 289 is the newest release for this next generation building design and analysis software program. It delivers faster, more accurate results through a seamless workflow that closely aligns with today's building process.

The latest Version 6 software is here!

In the Version 6.10.289 you’ll find new efficiencies through added functionality, enhanced editing options and more.

Visit the Software Download section below to begin the V6.10.289 update, including:

  • Improved system and equipment data for Load Design calculations
  • Enhanced capabilities for DOAS, serve multiple system level air handling units
  • Beta feature added for modeling Air to Water Heat Pumps
  • Opaque surfaces added to U-value overrides
  • Walls added to the Spreadsheet View

[Webinar] Discover TRACE® 3D Plus: A Closer Look at the Latest Features

Available On-Demand | 1 Hour Webinar

Join us for a walkthrough of the latest version of TRACE® 3D Plus, our next generation building design and analysis software program.

Trace 3D Plus Features

Cloud Functionality Produces Significantly Faster Simulation
  • New Step-by-step guided wizard experience for LEED and ASHRAE 90.1 makes keeping up with the ever-changing world of codes and standards easier than before
  • New Automated fan calculations and libraries help demonstrate code compliance or performance ratings using ASHRAE 90.1
  • Simultaneous calculation & comparison of up to 20 alternatives
  • Comprehensive energy modeling & economic analysis
  • Demonstrates best options for carbon, renewable energy & cost savings


Create Schedules Faster with Graphical Plotting and Drag-and-Drop Features
  • New Undo/Redo capabilities in the building drawing canvas make correcting missed snaps or unintended model changes as simple as 'Control-Z'
  • Multi-story, multi-level floors and detailed roofing systems capabilities

  • Drag walls, vertices, and roof peaks to quickly modify your models or create complex roofs

  • Adiabatic/thermal boundary tool streamlines the workflow for partial retrofit analysis or core and shell building models
  • Intricate system and central plant designs
  • EnergyPlus® engine drives and substantiates accuracy

Tons of Building Themes, Libraries and Templates to Choose From
  • Precision PDF import feature makes scaling floor plan images and getting them aligned easier than ever
  • Use pre-configured building themes and thousands of pre-loaded and scalable libraries and templates
  • View and validate architectural designs, HVAC systems in 2D and 3D views
  • Built-in intelligence prevents potential modeling mistakes
  • Schematically configure systems and plants easily with built-in systems validation and intelligence
  • Guided experience matches real world design practices
  • User interface designed for simplicity

Ensure Greater Equipment Modeling Accuracy Leveraging the Cloud
  • New Parametric data sweeps enable a much deeper understanding of complex relationships between model input and KPI outputs

  • Cloud functionality produces significantly faster simulation

  • Simultaneous calculation & comparison of up to 20 alternatives

  • Perform advanced, detailed sensitivity analysis

  • Continuing to leverage cloud capabilities for the future

Limited Time Offer - FREE 30-Day Trial from LightStanza

For a limited time, Trane TRACE 3D Plus license holders can benefit from a 30-Day special access to the LightStanza platform to experience its full features and capabilities. 

To learn more about daylighting analysis through LightStanza, watch the videos below.

TRACE 3D Plus export to LightStanza Part 1

This video demonstrates how to export TRACE 3D Plus building geometry into a .day file so that it can be imported into the LightStanza daylighting analysis application.

TRACE 3D Plus export to LightStanza Part 2

This video shows how to import the .day file from TRACE 3D Plus into LightStanza for daylighting analysis.

Downloads and Important Links

Trial Download

  • Release Date: 04/04/24 Size: 1.9 GB

Full Version

  • Release Date: 04/04/24 Size: 1.9 GB



TRACE® 3D Plus: Optimizing Building Design for Engineered Success

Lean on World Class Support Teams

TRACE 3D Plus is sold as a Software as a Service (SaaS) package with annual license renewals. The world-class support that you have come to rely on is now more robust and offers even more ways to interact, including a searchable online knowledge database and in-depth online training. As always, it is backed by a team of support engineers to help you migrate to this new software program.


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Looking for Convenient, Technical Training Information?

For TRACE 3D Plus Training

Explore all virtual and in-person training solutions delivered by C.D.S. 

For all other C.D.S. Support

Find answer documents, free eLearning material, or submit a question to our support center. 

Software Support Lifecycle

Beginning in 2023, new extended renewal subscription options will be available for the TRACE 700 family of products and Trane Design Tools. Learn more about your software End of Service and Support options.