The HS300 500R is a high-power resistor from Ohmite. It is a non-inductive, wire-wound resistor with a resistance of 500 ohms. The HS300 500R is made of a special alloy, giving it excellent high current ratings and a long life. It also has low inductance and excellent frequency characteristics, making it ideal for use in high frequency switching applications. In addition, it has a low thermal resistance, allowing it to dissipate large amounts of heat. The HS300 500R is a great choice for applications that require high power handling with a wide temperature range. It is also certified for use in hazardous locations.