Siemens SNP-SYS51C Description Description Siemens CNC rack ( with customers new power supply ). Related products SIEMENS 1FK7083-5AF71-1EB3 SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FK6060-6AF71-1TA0 SIEMENS 1790L811A SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK7044-7AF71-1EG0