ATX Power Supply SBOX PSU-400-2 400W output, ATX form factor

SBOX PSU-400-2 is a 400W ATX power supply designed for standard desktop systems. It provides the common set of connectors needed for mainstream motherboards, CPUs and storage devices, and features a 120x120 mm cooling fan in a compact black housing measuring 140×150×86 mm.

Advantages

The 400W output and standard ATX form factor make the SBOX PSU-400-2 compatible with a wide range of desktop builds. Included connectors — 24-pin ATX, 8-pin (4+4) CPU, 6+2 pin PCI-E, three SATA and one Molex — cover typical modern component needs. A 120×120 mm fan provides active cooling while the compact dimensions simplify installation in most mid-tower and small ATX cases.

Key specifications

• Form factor: ATX
• Power: 400 W
• 24-pin ATX: 1
• 8-pin (4+4) CPU: 1
• PCI‑E (6+2 pin): 1
• SATA power connectors: 3
• Molex power connector: 1
• Cooling: 120×120 mm fan
• Dimensions: 140×150×86 mm
• Color: Black

How to use

Install the SBOX PSU-400-2 into an ATX-compatible case, secure it with the provided mounting screws, and connect the 24-pin ATX cable to the motherboard. Attach the 8-pin (4+4) CPU connector to the CPU power socket, connect the PCI‑E (6+2) cable to a compatible graphics card if required, and use SATA or Molex connectors for drives and peripherals. Ensure proper cable routing and adequate airflow around the 120×120 mm fan before powering the system.