Sunlu T3 Firmware Update Better [top] Jun 2026

The stock firmware had basic thermal protection. The new update implements a more aggressive algorithm. If your thermistor reports a sudden temperature drop (common if a silicone sock falls off or a part cooling fan blows directly on the nozzle), the printer now halts instantly rather than trying to "catch up." Fewer fried PTFE tubes and no burnt wiring hazards.

A significant challenge with Sunlu T3 firmware updates is the . sunlu t3 firmware update better

What is the you’re trying to fix (e.g., speed, noise, or print quality)? The stock firmware had basic thermal protection