3386F-1-105TLF is a 3/8" square single-turn cermet trimming potentiometer designed for industrial applications requiring precise resistance adjustment. This top adjust model features a 1 MO resistance value (105 code), ±10% resistance tolerance, and infinite resolution with a 280° nominal adjustment angle. The device offers a power rating of 0.5W at 85°C with a maximum operating voltage of 300V, and includes 100% tin-plated terminations for RoHS compliance. Common applications include circuit calibration, voltage divider adjustments, and precision tuning in industrial and instrumentation equipment where sealed construction and reliable performance are required.