The Chieftec EON Series ZPU-500S is a reliable power supply designed for PC/Server applications, offering 500 W of power backed by 80 PLUS certification for enhanced energy efficiency. Its active Power Factor Correction (PFC) with a power factor of 0.9 ensures that power is used effectively, while the built-in 120 mm fan with Automatic Fanspeed Control (AFC) keeps the system cool under load without excessive noise. This power supply is built to last, featuring a comprehensive suite of protection mechanisms including overload, overvoltage, short-circuit, and undervoltage protection, ensuring your components are safe from power anomalies. With its wide range of compliant standards such as CB, EAC, ERP, and RoHS, the ZPU-500S demonstrates Chieftec's commitment to quality and environmental responsibility. Whether you're building a new PC or upgrading an existing one, the Chieftec EON Series ZPU-500S provides a solid foundation for a stable and efficient system.