JRM Rheostat 50W, 300 OhmsThe JRM Rheostat 50W, 300 Ohms is a precision variable resistor designed for applications requiring reliable power dissipation and adjustable resistance. With a 50 watt power rating and 300 ohm resistance, it offers stable performance for controlling current and voltage in electrical circuits. Ideal for expert use in testing, calibration, and circuit tuning, this rheostat ensures durability and consistent operation under demanding conditions.