Bambu Lab Toolhead Board (PCBA) for A1 Series - Official Replacement Printer:A1 with a single device

with a single device

the nozzle will repeatedly rub against the designated wiping patch before starting auto-leveling routine

and other FDM 3D printers using the Sprite system

combining the best of both materials for enhanced print quality and durability

Bambu Lab Toolhead Board (PCBA) for A1 Series - Official Replacement Printer:A1 with a single deviceThe Toolhead Board is the central electronic hub designed specifically for the Bambu Lab A1 Series print head. This circuit board acts as the critical interface, managing power and data connectivity for all key toolhead componentsincluding the hotend heating assembly, extruder unit, cooling fans, and filament sensors. If you are experiencing multiple connectivity errors or power issues at the print head, this genuine replacement board restores