The 3590S-2-203L is a multi-turn precision potentiometer designed for high-reliability manual controls. It provides a resistance of 20 kΩ with a ±5% tolerance and a fine resolution of 0.019%. This model is built with a durable metal bushing and solder lug terminals, ensuring a secure connection and long operational life. Key electrical characteristics include an independent linearity of ±0.25% over its 3600° effective electrical angle, making it ideal for precision adjustments in HMI panels and industrial equipment.