The Dell OptiPlex 320 100-120V 305W Power Supply G20160 is a high-quality power supply designed for various Dell computer models. With a maximum power output of 305W and compatibility with 120V voltage, this silver-colored unit features a single fan for cooling. It is equipped with 24-pin connectors and a surge energy capacity of 125J, making it a reliable choice for powering your Dell desktop system. Compatible with multiple Dell models, this power supply is an essential component for maintaining optimal performance in your computer setup.