SIEMENS 6SL3040-1NC00-0AA0 Description Description SIEMENS SINAMICS NUMERIC CONTR. EXTENSION NX10.3 EXTENSION DRIVE CONTROL FOR SINUMERIK 840D SL AND 828D UP TO 3 AXES Related products SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FN3300-4SA00-0AA0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1790L811A SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK7083-5AF71-1EB3