The StarTech.com ATXPW400DELL 400 Watt Dell Computer Power Supply is a new, silver power supply designed specifically for Dell computers. With a maximum power output of 400W and compatibility with 12V systems, this power supply is suitable for various computing needs. It features a single fan for efficient cooling and is designed by the reputable brand StarTech.com. This product is a reliable choice for those looking to upgrade or replace their current computer power supply.