The ST-4EA 5K Ohm (502) Precision Potentiometer with 5KOhms ±20% ±100ppm/℃ is part manufactured by Nidec Copal. It is an electronically controlled device used to adjust voltage or current in electrical circuits. It is RoHS-compliant and made of heavy duty components ensuring superior performance in all conditions. This adjustable potentiometer is equipped with a linear motion track pad and an elecrostatic capacitance mechanism. The three terminals (base, wiper, and end) can either be connected to a voltage source, or be wired in a controlling circuit for different applications. This device is highly reliable, with excellent precision and temperature stability, and is ideal for use in industrial, automotive, and other general purpose applications.