Siemens' Scalance W761-1 RJ45 access point and W721-1 RJ45 client module work together to provide wireless machine networking from inside a cabinet. The modules can be rail- or wall-mounted, or directly mounted flush to the company’s distributed I/O devices. The units have a slot for one of the company’s replaceable medium devices and PoE. They provide IP20 protection and up to 150 Mbit/s transmission rates.