Siemens 6ES7365-0BA01-0AA0 Interface Module — Legacy Replacement. Siemens 6ES7365-0BA01-0AA0 is the exact manufacturer order number for a interface module in the SIMATIC S7-300 portfolio. Siemens describes this exact reference as: ***spare part*** SIMATIC S7-300, connection IM 365 for connection of an extension rack, without communications bus, 2 modules+ connecting cable 1 m. The verified manufacturer lifecycle record is PM410:Product cancellation.