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3-10 Tons - GWS Models, 12.5-25 Tons - GSJ Models

Axiom™ Rooftop Water Source Heat Pumps


3-10 Tons - GWS Models, 12.5-25 Tons - GSJ Models

Axiom™ Rooftop Water Source Heat Pumps

Key Features:

  • Integrated water-source efficiency with leading Trane rooftop models for added value
  • Multiple configuration options for flexibility
  • Symbio® 700 unit controller optimizes performance and simplifies operation (GSJ models) 
  • Two-speed air flow is now standard with options for single zone or multiple zone VAV
  • Configurable for geothermal, boiler/cooler or hybrid applications 


Best of both worlds

Geothermal efficiency, plus rooftop unit technology and value add water-source heat pump energy efficiency to the durability and reliability of Trane's Precedent packaged rooftop units for greater building-wide comfort.  In capacities from 12.5 to 25 tons, Trane Axiom Rooftop Water Source Heat Pumps offer HVAC solutions for a variety of commercial applications.  

Engineered with contractors in mind

Axiom rooftop WSHPs are easy to install and service, saving time and money from the very first day.  Simplicity through engineering makes all the difference when it comes to commissioning and maintenance.  

Built in convenience features: 

  • Color-coded wiring with keyed connectors
  • No fan belts to adjust or replace 
  • Single-side access with hinged access to control panel

Ready for a new era of connected buildings

WSHP rooftop units are capable of integrating into building automation and control systems for optimization, monitoring and data analysis.  New models are equipped with the Symbio®  700 controller for improved usability and automated optimization.  

New digital benefits:

  • Symbio's intuitive user interface displays system alarms, diagnostics and resolutions
  • The Service and Installation App makes setup and troubleshooting faster and easier
  • Benefit from remote monitoring and intelligent services - even without a BAS through TraneConnect™. 
  • Seamless integration into non-Trane building automation systems 

Product Literature

Trane Controls Software & Firmware Downloads

Download the latest firmware and software for Symbio® 700 & 800, Tracer® TU, Tracer® BACnet Setup, Rover and more.


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