Siemens 6ES7460-1BA00-0AB0 Power Supply Module — Legacy Replacement. Siemens 6ES7460-1BA00-0AB0 is the exact manufacturer order number for a power supply module in the SIMATIC S7-400 portfolio. Siemens describes this exact reference as: SIMATIC S7-400, IM460-1 TRANSMITTER INTERFACE MODULE, FOR CENTRALIZED CONNECTION WITH PS TRANSMISSION W/O K BUS. The verified manufacturer lifecycle record is PM500:Discontinued Product or end of PLM & Support.