The AAVID THERMALLOY part 531002B02500G is a highly efficient and durable passive heat sink designed for TO-220 packages. Made from high-grade aluminum, this heat sink provides excellent thermal conductivity with a thermal resistance of 13.4°C/W, effectively dissipating heat and maintaining optimal operating temperatures for electronic components.Featuring a radial thru-hole design, this heat sink is easy to install and ensures effective heat dissipation from the TO-220 package. The black anodized finish not only enhances the heat sink's visual appeal but also offers improved corrosion resistance and durability.Ideal for various applications requiring reliable cooling solutions, the AAVID THERMALLOY 531002B02500G heat sink is an excellent choice to prevent thermal issues and increase the longevity and performance of your electronic devices.