Fanuc A13B-0126-B001 PC Writer. DNC currently have in stock a FANUC EPROM blower and PC cassette ROM module writer / reader for the FANUC 10 and 11 control systems. One of our colleagues retired after working working with us for over 15 years. Happened upon a complete PC writer unit c.1984 which plugs into the SYSTEM P model G programmer. If your looking for one of these contact us.