3386F-1-101LF is a 3/8" square cermet trimming potentiometer from Bourns' 3386 Trimpot series, designed for precision resistance adjustment in industrial applications. This top adjust model features a 100 ohm resistance value with ±10% tolerance, infinite resolution, and a 280° nominal adjustment angle. The potentiometer is rated for 0.5W power at 85°C with a maximum operating voltage of 300V, and offers excellent insulation resistance of 1,000 megohms minimum at 500 VDC. The sealed construction provides environmental protection, while the 100% tin-plated (LF) terminations ensure RoHS compliance. Common applications include circuit calibration, voltage divider adjustments, and precision tuning in electronic equipment.