3386S-1-103LF is a 3/8" square single-turn cermet trimming potentiometer designed for industrial applications requiring precise resistance adjustment. This side-adjust model features a 10 kO resistance value (indicated by the 103 code), ±10% resistance tolerance, and 100% tin-plated terminations for RoHS compliance. The potentiometer offers infinite resolution with a 280° nominal adjustment angle, 0.5 W power rating at 85°C, and a maximum operating voltage of 300 V. It provides excellent insulation resistance of 1,000 MO minimum at 500 VDC and dielectric strength of 900 VAC at sea level. Common applications include circuit calibration, voltage divider adjustments, and precision tuning in industrial electronic equipment.