The Assmann WSW AR 40 HZL-TT heatsink is specifically engineered to provide optimal thermal performance for TO-220, TO-220F, and TO-220AB packages. Its black anodized finish not only enhances its aesthetic appeal but also improves its resistance to corrosion and increases its surface emissivity for better heat radiation. This heatsink is a crucial component in preventing overheating and ensuring the longevity of your electronic devices. Supreme Components International, as an authorized distributor of Assmann WSW, guarantees the authenticity and quality of this product. Whether you're working on power supplies, amplifiers, or other high-power applications, the AR 40 HZL-TT offers a reliable and cost-effective cooling solution. Trust Assmann WSW and Supreme Components International for your thermal management needs.