1PC PLC module 6ES7 231-7PD21-0XA0 Used Tested *lg

1PC Used PLC module 6ES7 231-7PD21-0XA0 Tested #pb

1PC Used PLC module 6ES7 231-7PD21-0XA0 Tested *ib

USED PLC Module 6ES7 231-7PB22-0XA8 6ES7231-7PB22-0XA8 tested *ty

1piece Used PLC module 6ES7 231-7PD21-0XA0 Tested Good *rr

1PC Used PLC module 6ES7 231-7PD21-0XA0 Tested *pi

1PC Used PLC module 6ES7 231-7PD21-0XA0 Tested Good *vb

1pcs 6ES7 231-0HC21-0XA0 S7-200 EM231 PLC Module used #ty