The RFS02J3R30A520NH with Fusible Chip Resistor 3.3Ohms ±5% 2W Axial RoHS manufactured by Futaba is an electrical component that is intended to resist an electrical current. This specific device is a precision resistor that has an axial lead configuration with a resistance tolerance of 5% and a power rating of 2 watts. The resistor has a fusible element embedded in the element that acts as an overload protection. It is RoHS compliant, meaning that it has undergone the necessary safety tests and does not contain any hazardous materials. It has been built to high accuracy standards and is designed to last a long time.