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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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VRF and Ductless Systems

There's one for your next project. Any building, anywhere.

Premium, advanced technology + the building expertise, service, and support you expect from Trane.



Variable Refrigerant Flow (VRF) technology is taking the HVAC industry by storm.

Increasing regulations and sustainability goals require immediate action in many places. Trane® / Mitsubishi Electric VRF heat pumps and heat-recovery systems are strategic electrification solutions as part of the greater drive towards the decarbonization of HVAC systems.

VRF is a popular, flexible heat pump that electrifies heat while delivering more targeted occupant comfort. It’s a combination that makes VRF highly energy efficient and cost effective. Trane has the system design expertise to make VRF viable in virtually any building—new builds and retrofits.

Pre-engineered controls and user-friendly system management take the pressure off your people with automated optimization and secure remote management. With multiple product options and ongoing local support, Trane ensures the VRF decisions you make today will continue to be the best for tomorrow.

Contact Your Local VRF Expert

Trane® / Mitsubishi Electric VRF and Ductless

  • Superior Energy Efficiency

    Superior Energy Efficiency

    VRF heat recovery systems provide simultaneous heating and cooling, and can respond to rapid changes in building load during periods of heavy demand.

  • Maximum Comfort

    Maximum Comfort

    VRF technology delivers different occupant-selected temperatures to multiple zones — ideal for buildings with diverse occupancy patterns.

  • Versatility.png

    Outstanding Versatility

    With a trusted partner like Trane, its design expertise can help customize a VRF system to meet the specific demands of virtually any size building.

Explore our VRF and Ductless Offerings

With three series to choose from, you can get the advantages of VRF and Ductless technology, designed for the size, scope and specific needs of your building’s project.

Discover VRF Resources

Want to learn more about VRF? Discover the variety of blogs, videos, white papers, customer stories, and webinars that explain why VRF is a great, all-electric solution for any building, anywhere.

Understanding VRF System Design

Trane has paired applications knowledge and expertise with its extensive equipment and controls offerings to provide variable refrigerant flow (VRF) systems solutions. This fully integrated, high-performing HVAC system solution is designed to deliver customized comfort throughout any commercial space. Regardless of the capacity, energy efficiency, functionality, or performance-monitoring requirements, our VRF Systems Solutions, featuring Trane® / Mitsubishi Electric VRF Technology, are designed to exceed the comfort and sustainability goals established for commercial building projects.

  • System Type

    Should the VRF system be a heat pump or heat recovery type?

  • Humidity Control

    Will the ventilation air be conditioned to a predetermined supply air temperature or to ensure adequate space humidity?

  • Ventilation System

    Will the ventilation air be conditioned by an energy recovery ventilator (ERV) or a DOAS?

  • System Control

    How will the system be controlled - with independent controls or integrated controls?

Want to design your own system?

Learn how Trane can help you create the perfect design for your application.

Design Your Complete VRF System

Explore the additional products designed to help a VRF system perform to its highest potential.

Automate Your Entire Building

Pairing Tracer® SC+ with Trane® / Mitsubishi Electric VRF

The best-in-class Tracer® SC+ controls platform integrates with the Trane® / Mitsubishi Electric N-Gen CITY MULTI® VRF technology, providing ultimate flexibility and efficiency for any building design. Tracer SC+ allows operations to streamline facility management and provides superior building automation control for an entire building or system.

For technical documentation and IOMS for Trane / Mitsubishi Electric VRF and Ductless products, please visit