TE Connectivity AMP Round Plug Connectors 230V (Pin and Bush Case) – TE Connectivity 1-967402-1, The TE Connectivity AMP Round Plug Connector 4-Pin 230V Pin Case is characterized by efficient processing, high stress and excellent electrical properties, making it ideal for sensors, solenoid valves or power supply. Easy application, connector for single hole mounting provided. TE Connectivity 1-967402-1 AMP Round Plug Connector 4-Pin 230V Pin Case