Fanuc A16B-1210-0431 Axis Board. This PCB 1 Add Axs additional analogue controller PCB for the Fanuc 10 CNC. The A16B-1210-0431 is a peripheral PCB allow the control to accommodate 5th axis control or spindle control with 4 axis. Also known as the GE Fanuc A16B-1210-0431 this board is non-surface mount PCB, fitted on the analog versions of the Fanuc 10 and less frequently the Fanuc 11 control system interfacing the 1st generation of Fanuc AC Axis Drive, and last DC velocity control unit namely the M series units 6047 / 6050, respectively. This board was fitted on 10-M, 10-T, 10-MF, 10-TF, 10-TTF, pre the coming of the digital Fanuc 10, Fanuc 11 and the Fanuc 0-B for larger and more sophisticated machining. DNC offer a full service for the A16B-1210-0431 Fanuc one Axis Board, including exchange to save money, testing and repair of the Add.axs control board and the 10 control system.