This is a potentiometer manufactured by Encitech. The part number is D45ZF25-RG-K. It is a throughhole trimming type, single turn, with a standard package size. It has a power rating of 0.5W, a resistance range of 500O to 25KO, and is equipped with an indicator ring. Additionally, it has a rotational life of 10,000 cycles, an insulation resistance of 100MO min., and a temperature range of -55°C to +125°C. This potentiometer is mainly used for adjusting the resistance or voltage of a circuit.