MT+ M-NET diagnostics for Windows is out now

Free field tools for Mitsubishi VRF.

Build central controller configs straight from your DSB project, graph Maintenance Tool data, and get LEV kit DIP switches right the first time. All in the browser, nothing to install.

Browse the tools Start with a tutorial

Unofficial Mitsubishi HVAC utilities, built by Madison Innovations.

Diagram of a VRF system: an outdoor unit piped to a BC controller and four indoor units, with an AE-C400 touchscreen central controller on the M-NET transmission line. Outdoor unit 051 AE-C400 000 BC controller 052 IC 001 IC 002 IC 003 IC 004
Refrigerant piping M-NET transmission

In your browser

Works on any laptop. Uploaded files are processed on the server and deleted nightly.

Central Controller Config Tools

Turn a DSB project into loading-ready AE-200 / AE-C400A config files, then reorder groups, change generations or split a site database.

Opens .dsbx .dat

MTDZ Viewer

Open a Maintenance Tool data file and get graphs for every unit, a system topology map and a Word report for closeout.

Opens .mtdz .mtlz .mtpz

LEV Kit Configurator

Get the right DIP switch settings for PAC-AH002 and PAC-AH001 LEV kits. Works on your phone at the unit, or in batch on a desktop.

No file needed

On your PC

Windows downloads for jobs a browser can't do.

MT+

M-NET diagnostics for Windows, alongside Maintenance Tool.

Download for Windows

Learn

Walkthroughs for the jobs that usually mean a phone call.

Tutorials

Screenshot walkthroughs: static IP, AE-C400 setup and more.

FAQ

Common questions about the tools, and about MT+ and its tiers.