ST-BW is a connector series from Phoenix Contact that is designed for bus connections in power supplies and control cabinets. The ST-BW connectors are designed for a wide range of applications, including signal and power connections in industrial and marine environments. The series consists of single and double pole connectors and inserts, as well as distribution boxes and connection boxes. The series is robust and offers several advantages such as high levels of protection against dust and water, easy maintenance, fast installation, and reliable connections.