Siemens SIMATIC S7-400 · Interface Modules

Siemens 6ES7461-1BA01-0AA0

ECS rates the 6ES7461-1BA01-0AA0 as phase-out: still orderable, but on its way out. This is the time to plan, not panic.

  1. ActiveSold and supported normally
  2. Phase OutRetirement announced, still orderable
  3. CancellationNormal sale ended, spares may remain
  4. Total DiscontinuationNo manufacturer supply or repair

ECS stage: Phase Out.

Is the Siemens 6ES7461-1BA01-0AA0 being discontinued?

On ECS's lifecycle assessment, the 6ES7461-1BA01-0AA0 is in phase-out (phase-out announced October 2025): still orderable for now, but on its way out.

Source: ECS lifecycle assessment, based on ECS's internal lifecycle data in Command Centre. Last checked . Always confirm a specific part's status with the manufacturer before buying or planning a migration.

What Phase Out means for you

The manufacturer is retiring the part, but you can still buy it. Nothing needs ripping out. Four things are worth doing while it is still easy: find every unit you run, make sure you know where each one is, decide whether to hold spares, and price the move.

How ECS defines Phase Out · all four lifecycle stages

Before replacing a communications module

A communications module can stop a much larger part of the machine than its size suggests. We would document the protocol, node or IP addressing, rack configuration, connected devices and every PLC, HMI or SCADA dependency that references it.

If the migration changes network technology, the scope has to include the equipment at the other end of that link as well as the module itself. Capturing the topology now turns a future fault into a controlled network change rather than a discovery exercise.

ECS engineering guidance

6ES7461-1BA01-0AA0 part details

Manufacturer
Siemens
Range
SIMATIC S7-400
Name
SIMATIC S7-400 IM 461-1 receiver interface module
Summary
Receiver interface module for SIMATIC S7-400 central coupling with power-supply transfer and no C-bus transfer. It transmits the P bus, supports a local link up to 1.5 m, and is used exclusively with the IM 460-1 sender module. Product phase-out is recorded from 01-10-2025.

Common questions about the 6ES7461-1BA01-0AA0

Is the Siemens 6ES7461-1BA01-0AA0 being discontinued?

On ECS's lifecycle assessment, the 6ES7461-1BA01-0AA0 is in phase-out (phase-out announced October 2025): still orderable for now, but on its way out.

Can I still buy a 6ES7461-1BA01-0AA0?

Yes, through normal channels during the phase-out period. It is the cheapest point to buy any spares you want to hold.

An ECS engineer capturing a control panel on a tablet: PLC, drive and power supply identified and synced to Command Centre

Know where every unit is before one fails.

A Capture audit finds every 6ES7461-1BA01-0AA0 on your site, photographs it where it sits and checks it against manufacturer lifecycle status, so you know your exposure and where your spares are before a failure stops a line.

  • Every device located, photographed and lifecycle-checked
  • Findings report, plus a populated Command Centre
  • No production downtime
See how Capture works

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