HP 902990-003 Power Supply Unit is a high-quality, reliable power supply unit designed for use with HP computers. This unit features a powerful output that provides consistent and stable power to your system. The HP 90990-003 Power Supply Unit is built to last, with durable components and a reliable design. It's also easy to install, so you can get your computer up and running quickly. You can also enjoy the peace of mind that comes with knowing that you have a reliable power supply unit backing up your system.