Chieftec EON ZPU-400S power supply unit 400 W 20+4 pin ATX ATX Black

EON Series power supplies provide reliable 80 PLUS® 230V EU efficiency, solid steel construction and a quiet 120mm cooling fan. Designed with extra-long native cables and a black coated finish, these units deliver stable power for typical desktop systems while including essential protection and safety features.

Advantages

The EON Series combines competitive pricing with industry-standard efficiency and durable metal housing. Silent 120mm fans reduce noise during operation, while extra-long native cables simplify installation in larger cases. Built-in protection circuits ensure safe operation under common fault conditions.

Key specifications

• Efficiency standard: 80 PLUS® 230V EU
• Cooling: 120mm silent fan
• Construction: full steel housing with black coating
• Cabling: extra-long native cables
• Protections: standard protection and safety features

How to use

Install the EON Series PSU into a compatible ATX case following the case and motherboard manuals. Secure the unit with the provided screws, connect the main 24-pin and CPU 4/8-pin power connectors, and attach peripheral and GPU connectors as required. Ensure proper airflow around the unit and verify cable routing to avoid obstruction of fans and components.

Recommendations

Choose an EON Series model with appropriate wattage for your system components, verify compatibility with your case and connectors, and allow sufficient ventilation. For optimal longevity, keep the unit dust-free and avoid overloading beyond its rated capacity.