The Schaffner FN2090-4-07 is a 4A Wiring General Purpose Filter designed to reduce conducted interference from electrical circuits. The FN2090-4-07 can be used in a wide variety of applications, including computers, audio/video equipment, telecommunications, process controls, and domestic appliance. It features a three-phase interference suppression element with high attenuation for common mode and near-normal mode interference, built-in fuses for overload protection, ultra-low leakage current, and a UL 94V-0 flammability rating. The FN2090-4-07 is designed for use in industrial and commercial AC power line environments, making it an ideal choice for many diverse applications.