The HS25 470R J part of Ohmite is a fixed value, high-stability resistor. It is a power resistor that is well suited for use in applications with high voltage and high energy environments. The resistor is made of high-end ceramic construction, giving it superior thermal and electrical performance. Its resistance value is 470O and it can dissipate up to 25W of power without overheating. This resistor is ideal for regulating currents in various electronics, including switching power supplies, inverters, and motor controllers.