Siemens RS-485 bus connector, 90-degree outlet, without PG / 6ES7972-0BA12-0XA0

6ES7972-0BA12-0XA0: RS-485 bus connector, 90-degree outlet, without PG. Only the listed manufacturer application is established by this source; confirm exact host compatibility and current availability.

Manufacturer part number: 6ES7972-0BA12-0XA0
Brand: Siemens
Category: PLC and HMI
Catalog status: Request a quotation

Technical specifications

Controller family: SIMATIC S7-400
Interface: RS-485 bus connector
Cable outlet: 90 degrees
PG interface: No
Maximum transfer rate: 12 Mbit/s
Connection method: Standard RS-485 bus connector
Document pages: PDF 11, 41
Current lifecycle status: Not established by historical May 2017 catalogue; confirm current lifecycle and supply separately

Manufacturer technical catalog · Siemens ST400 May 2017; exact ordering row, PDF 11, 41 · en · PDF · May 2017Manufacturer source: Siemens · Model explicitly covered in family document · Covered models: 6ES7972-0BA12-0XA0 · Checked: 2026-10-22Official manufacturer source

This sheet provides a quick technical summary. For design, installation and final selection, review the latest official manufacturer documentation and verify the complete part number.