IO-Link photoelectric angle sensors are advanced industrial sensing solutions, typically produced by leading automation companies such as Balluff (Germany), SICK (Germany), or ifm electronic (Germany). These sensors integrate IO-Link communication, enabling smart, real-time data exchange in Industry 4.0 environments. They are widely used in manufacturing, robotics, and packaging industries for precise angular position detection. Key products include compact, high-resolution sensors with robust designs for harsh environments, offering features like programmability and diagnostics. Brands like Balluff and ifm emphasize German engineering, delivering reliability and interoperability with PLC systems.