Amazon.com: Washinglee Profibus DP Bus Connector for Siemens 6ES7972-0BA41-0XA0 Replacement, 35 Degree, No Programming Connector, Black (35°+ No PG Port) : Electronics
SIEMENS PROFIBUS CONNECTOR PROFIBUS DP CONNECTOR
Interrupting connectors
PROFIBUS bus connector
Profibus Connector wiring and Installation - YouTube