Siemens automation product category

S7-400 Automation

SIMATIC S7-400 CPUs, racks, power supplies and I/O modules for established control systems, maintenance shutdowns and legacy hardware sourcing.

S7-400 Automation products

Compare model references and available product information, then use Request a Quote to send the exact item to our team.

6ES7416-3ES06-0AB0

Siemens 6ES7416-3ES06-0AB0 is a SIMATIC S7-400 CPU 416-3 PN/DP replacement part with 16 MB work memory, MPI/DP, and Ethernet/PROFINET interfaces.

6ES7972-0BA52-0XB0

Siemens 6ES7972-0BA52-0XB0 PROFIBUS connector for up to 12 Mbps, with 90° cable outlet, FastConnect insulation displacement method, and no PG…

6ES7963-1AA10-0AA0

Siemens 6ES7963-1AA10-0AA0 is a SIMATIC S7-400 interface module IF963-RS232 with RS232 for PTP coupling with CP441 AB CP 441- AA05.…

6ES7963-2AA10-0AA0

Siemens 6ES7963-2AA10-0AA0 SIMATIC S7-400 interface module IF963-TTY with TTY interface for PTP coupling with CP441 AB CP 441- AA05. Request…

6ES7450-1AP00-0AE0

Siemens 6ES7450-1AP00-0AE0 in the SIMATIC S7-400 range, FM 450-1 function module for counter function with 2 channels and configuration package…

Category guidance

Selecting Siemens S7-400 Automation for your project

We organise S7-400 Automation by product family and model so you can compare the entries that match your control, visualisation, communication or maintenance requirement.

Send us the complete model or MLFB, quantity and destination when you need a quotation. For an installed or legacy unit, include a nameplate photo or any available system information so we can identify the product correctly.

  • Complete Siemens model or MLFB.
  • Quantity and delivery destination.
  • Reason for the request and relevant system details.
  • Nameplate photo and current system context for replacement requests.

Quote checklist

Details for Your Quote

Send the information below so we can identify the requested Siemens product and prepare the quotation.

  1. 01Product model

    Send the complete Siemens model or MLFB. Add a clear nameplate photo if the identifier is incomplete.

  2. 02Technical requirements

    Include the required interfaces, hardware version, expansion, mounting and software details when relevant.

  3. 03Order details

    Add the quantity, required condition, delivery country and target date for each item.

  4. 04Equipment context

    Tell us whether the part is for new equipment, maintenance, retrofit or an installed unit.

Multiple models

Request a Quote for Multiple Models

You can include several Siemens model numbers in one inquiry. Add the quantity and destination for each item, then describe any replacement, interface or installation requirements.

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