The SilverStone FHS80X High Performance 80mm x 38mm PWM Industrial Fan is a black fan with a dual ball bearing design, providing a maximum airflow volume of 83.66 CFM. It features PPE fan blades and a PBT frame, with a maximum fan speed of 2,000 ~ 10,000 RPM and a 4-pin power connection. This fan is designed for industrial use and operates at a voltage of 12V, making it a reliable choice for cooling applications. Made by SilverStone, a reputable brand known for high-quality computer components, this fan ensures efficient and effective cooling performance.