Fanuc A20B-1001-0242 I-O Connection Board is a non-surface mount fully populated additional D3 spec input output PCB. Also known as the GE Fanuc A20B-1001-0243 this board is the latest version input output card and was fitted with large versions of Fanuc 10TF and 11TF series controls. This digital 104/72 DI DO PCB fitted with an on board power supply. DNC offer a full service for the A20B10010240 IO board, including exchange if stocks permit, test and repair of this i-o board and the rest of your Fanuc 10TF control system is possible. 180 day warranty on repairs.