The StarTech.com ATXPW400DELL AP-450X12V 400 Watts Power Supply is a reliable and tested power module designed for Dell PCs. With a maximum power output of 400 watts and a voltage compatibility of 12V, this ATX form factor power supply is a great choice for computer systems requiring consistent and efficient power supply. The StarTech brand ensures quality and compatibility with Dell models, making it a trusted option for maintaining system performance and stability.