The IQ40-40NPPKK0S with INDUCTIVE PROXIMITY SENSOR is a 40mm inductive proximity sensor manufactured by the company Sick. It is designed to detect the presence of metallic objects in its range, which can be up to 40mm away, and it is operated on an AC or DC current of 30V. The IQ40 has a robust construction and is resistant to shock, vibration, and temperature changes, making it suitable for a wide variety of industrial applications. It also features a digital LED display that indicates the status of power, as well as LED indicators for signal validation and diagnostics. In addition, the IQ40 is equipped with a rugged housing and is shock and water resistant to IP67, making it ideal for tough environments.