The Trane ADP1161 Adapter Rover USB COMM4 is a reliable communication interface designed for connecting Trane HVAC systems to service and diagnostic tools. This adapter enables seamless communication between a PC or laptop and Trane equipment using the COMM4 protocol via a USB connection. Ideal for technicians and system integrators, it simplifies troubleshooting, configuration, and s... https://www.partshnc.com/adp1161-trane-adapter-rover-usb-commm4