SIEMENS 6SL3040-0NB00-0AA0 Description Description SIEMENS SINAMICS NUMERIC CONTROL EXTENSION NX15 EXTENSION DRIVE CONTROL FOR SINUMERIK 840 D SL UP TO 6 AXES Related products SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK6032-6AK71-1TA0 SIEMENS 1FT5072-0AC01-1-Z SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FT5072-0AC01-0-Z