The BEI SENSORS/SENSATA 421SL5K is a high-quality potentiometer designed to provide precise and reliable position sensing in a variety of industrial applications. This potentiometer features a robust construction and a durable design, making it ideal for use in harsh environments. With its compact size and easy installation, the 421SL5K offers a cost-effective solution for accurate position measurement. Trust BEI SENSORS/SENSATA for all your potentiometer needs.