Item is used, pulled from a working optiplex computer.....The Dell AC180ES-00 180W Switching Power Supply is a reliable and efficient power supply unit designed for Dell computers. With a maximum power output of 180W, this silver-colored unit features one outlet and a cooling fan to ensure optimal performance. It is compatible with Dell brand systems and offers 4 pin and 8 pin connectors for versatile use. Made in China, this switching power supply is a practical and high-quality choice for powering your computer and peripherals.