Siemens 4-531-2116 Description Description Siemens Siemens CNC Control Card Related products SIEMENS 1790L811A SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FN3300-4SA00-0AA0 SIEMENS 1FT5066-0AC01-2-Z SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FK7011-5AK71-1TG3