Ohmite CU-2521 (2.5K) & CU-1021 (1K) Potentiometer w/ AB Dual Potentiometer 300K Allen Bradley 204-0002 Type J 300K-OHM Dual Potentiometer Ohmite CU-2521 A single-turn, 2.5k Ohm, 2-watt rotary potentiometer with a linear taper. Ohmite CU-1021 A single-turn, 1k Ohm, 2-watt rotary potentiometer with a linear taper. byJuly 4, 2026