Updates resolve known issues like balance charging drift in high-temperature environments or communication errors with PC software. Step-by-Step Firmware Update Guide
Wait approximately 45 seconds for the process to finish. Do not disconnect the power or cable during this time.
Keeping your HTRC T240 Duo Go to product viewer dialog for this item. Htrc T240 Duo Firmware Update
Insert the card, then hold the POWER button for seven seconds until the screen flashes.
Place the .bin firmware file directly into the root directory (do not use folders). Updates resolve known issues like balance charging drift
Visit the official Shenzhen Haitan Technology (HTRC) website and download the latest firmware .bin file and the HTRC Firmware Update Tool .
Reboot the charger and confirm the new version number on the boot screen. Method 2: Update via SD Card Keeping your HTRC T240 Duo Go to product
charger’s firmware updated is the best way to ensure maximum safety and precision for your high-performance batteries. Regular updates refine balance charging accuracy, often down to , and add support for newer chemistries like LiHV and LiFe . Why Update Your HTRC T240 Duo Firmware? Firmware updates for the
Double-check the official HTRC download portal as links can occasionally be moved during site maintenance.
If your screen becomes unresponsive after or during use, it may be a physical ribbon cable issue rather than firmware. Reseating the internal ribbon cable often fixes dead zones on the left side of the screen.