Please select the correct version to match your printer. Look at the rear of your electronics case and refer to the diagram in the photos.
The PCB's are not interchangeable and you must select the correct version. Selecting the incorrect board will lead to damage to your gMax printer. If you have any questions on which board to select, please email us prior to purchasing.
v.1 Rear of electronics case only has sockets for ribbon cables
v.2 & v.3 (Note v.3 has replaced v.2) Rear of electronics case has locking ribbon cables and several green sockets for LED, heated bed, runout sensor and gTouch controller