The 3313X-1-203E is a 3 mm Trimpot® trimming potentiometer featuring a surface-mount design with single-turn cermet construction and sealed housing optimized for RF applications. It offers a resistance range of 10 ohms to 2 megohms with ±20% standard tolerance, infinite resolution, and an adjustment angle of 220° nominal. The device is compatible with surface mount manufacturing processes, includes a rotor stop for in-circuit adjustment, and provides 100 cycle rotational and seal life. With RoHS compliance, halogen-free model availability, and AEC-Q200 Grade 1 qualification, this trimmer is well-suited for precision circuit tuning in telecommunications, instrumentation, and RF circuit applications where compact size and reliability are essential.