Siemens SNP-SYS51C Description Description Siemens CNC rack ( with customers new power supply ). Related products SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FT5072-0AC01-0-Z SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FK7022-5AK71-1DA0