Siemens 6ES5374-2FH21 Description Description Siemens S5 PLC 256Kb Flash Eprom Memory Module Related products SIEMENS 1FN1910-0AA20-3AA0 SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK6060-6AF71-1TA0 SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK7042-5AK71-1FB0 SIEMENS 1FK6042-6AF71-1TH0
