WAKEFIELD part 401F is a highly efficient Heat Sink designed with a vertical stud mount for TO-3 packages. Made from premium quality aluminum alloy, this passive heat sink ensures efficient heat dissipation with a low thermal resistance of 1.5°C/W, effectively cooling your electronic components and preventing overheating. Its sleek black anodized finish not only enhances its aesthetic appeal but also improves its corrosion resistance and durability. Perfect for various applications, this reliable heat sink is a must-have for any electronic project or device.