The RWS02J5R10A520NH is a wirewound resistor manufactured by Futaba, with 5.1 Ohms resistance ±5%, 2W of power rating, and an axial body structure. Furthermore, it complies with the RoHS (Restriction of Hazardous Substances) directive. It can be used for many purposes, such as stabilizing current, limiting voltage, or establishing impedance in a circuit.