Based on this product's specifications, here are some alternatives and similar models
Motherboard for BambuLab X1 series 3D printer — BambuLab original board (MPN BML-26347)
Summary description:
Replacement motherboard designed for BambuLab X1 series 3D printers. This original control board (MPN BML-26347) provides the core electronics for motion control, sensor interfaces and printer subsystem management. Intended for repair or upgrade of compatible X1 models, it restores factory functionality and connectivity for reliable printing performance.