This extruder connection board is specially designed for Bambu Lab H2D 3D printers, ensuring full compatibility and reliable performance as a direct replacement or spare part.Manufactured with premium electronic components and a rigid PCB substrate for improved heat resistance, wear resistance, and long service life under continuous 3D printing conditions.By ensuring precise communication between the extruder and the printer controller, this connection board helps maintain accurate filament feeding, smoother extrusion, and more consistent print quality on detailed and long‑duration projects.An excellent choice to replace a or unstable original board or to keep as a backup for maintenance.Keeping a spare extruder connection board on hand minimizes printer downtime and keeps your production running smoothly.Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use.Color: BlackMaterial: PCBPackage Contents:2*Extruder Connection BoardOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.