1pcs Used PLC Module 6ES7 231-7PD21-0XA0 Tested Good OK *mp

1pcs Used PLC Module 6ES7 231-7PD21-0XA0 Tested Good OK *mz

1pcs Used PLC Module 6ES7 231-7PD21-0XA0 Tested Good OK #zb

1PCS Used PLC module 6ES7 231-7PD21-0XA0 Fully Tested #hj

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

1PCS Used PLC module 6ES7 231-7PD21-0XA0 Fully Tested #F1

1pcs Used PLC Module 6ES7 231-7PD21-0XA0 Tested Good OK #F11

1PCS USED 6ES7223-1BL22-0XA8 PLC Module tested *nu