Bambu A1 Spool Holder with Weight Sensor (ESP32)

Bambu Lab A1 Spool Holder with Integrated Weight SensorThis spool holder is designed for the Bambu Lab A1 3D printer and incorporates a load cell with an HX-711 ADC module. The assembly is connected to an ESP32 running ESPHome, allowing real-time weight data to be transmitted to Home Assistant. This setup enables precise monitoring of filament weight, ensuring accurate tracking for 3D printing workflows. The design prioritizes functionality and integration, offering a straightforward solution for incorporating filament weight measurement into a smart home ecosystem. The model can also be used without the load cell, in the stl files there is a dummy version included. Included you will also find the yaml file for ESPHOME for use in home assistant. There are 3 different rollers to be used either with Bambulab spool or SunLu. Click here to see other Version of this model or my other creationsBoost MeSupport my work so I can create more models for you