Based on this product's specifications, here are some alternatives and similar models
Replacement mainboard for Bambu Lab H2D series printers — AP mainboard (No name)
Summary description:
Replacement AP mainboard for Bambu Lab H2D series 3D printers. This mainboard is designed as a direct replacement part for H2D models, providing core control functions for printing, motor drivers, and connectivity to the printer’s peripherals. Intended for repair or upgrade of H2D-series machines to restore functionality and maintain printing performance.