This Delta TDPS-400BB power supply is designed for Tyan GT20 1U servers, providing a maximum power output of 400 W and maximum wattage of 400. It is a silver-colored power module that is compatible with the Tyan brand and is perfect for computer enthusiasts who need a reliable power supply. The power supply is specifically designed for the Tyan GT20 server and is a great addition to any computer setup. It is a high-quality power module that ensures your computer components are powered efficiently. This power supply is ideal for anyone who needs a reliable and efficient power supply for their computer setup.