Download The Latest

DACE Firmware Below

Ultima / Tritek-UC

VERSION 221 RELEASE NOTES (11 July 2025)

This version corrects a problem with the on board diagnostics and improves the input port filter.

Upgrade Instructions

1) Download the required zip file and extract it onto a USB flash drive.
2) Remove all power from the Tritek-UC controller.
3) Plug the USB flash drive into the controller.
4) Connect the battery to the controller.
5) The controller will switch on and off multiple times during the upgrade.

N.B. Do not remove the flash drive until the controller tells you that you may do so.