This high-quality power supply is specially designed for the Dell Optiplex 390, 790 and 990 Small Form Factor (SFF) desktop computers. With a power of 240W, this power supply provides sufficient energy to meet the demands of these powerful systems. What makes this Power Supply really special is that it is a refurbished product. Refurbished means that the product has been used previously, but has been thoroughly cleaned, reconditioned and tested to ensure it is back in optimal condition. This way you get a high-quality product for a lower price, without sacrificing quality. By choosing a refurbished Power Supply, you also help save the environment. The reuse of electronic devices reduces the demand for new production and contributes to a circular economy. In addition, you contribute to reducing electronic waste and preserving valuable raw materials. This Power Supply is equipped with all necessary connections and is easy to install in your Dell Optiplex SFF desktop computer. Whether you're upgrading or simply want to replace a defective power supply, this refurbished power supply provides the reliability and performance you need. With multiple protection mechanisms, such as over-voltage protection and short-circuit protection, you can rest assured that your system will remain safe while using this Power Supply. Choose quality, affordability and durability with this refurbished Power Supply for Dell Optiplex 390, 790 and 990 SFF desktop computers.