Power Supply Unit Silverstone FX350-G 350 W

The SilverStone FX350-G is a Flex ATX 350 W power supply unit designed for compact PCs and embedded or 1U rack-mount server applications. It combines a small form factor (81.5 × 150 × 40.5 mm) with 80 PLUS Gold efficiency and a single powerful +12V rail, delivering continuous 350 W output at 40°C for reliable operation. The exterior is finished in black and the unit includes sleeved cables and support for a PCIe 6‑pin connector to meet common upgrade and enthusiast needs.

Advantages

The FX350-G offers high energy efficiency (80 PLUS Gold) and a compact Flex ATX design that fits space-constrained systems. It provides a stable single +12V rail and continuous 350 W output at elevated ambient temperatures, while sleeved cables and an all-black finish simplify cable routing and interior aesthetics. Broad AC input range (90–264 V, 47–63 Hz) ensures compatibility with different power environments.

Suitable for

• Small form factor desktop PCs
• Embedded systems
• 1U rack-mount servers and compact server applications
• System upgrades requiring PCIe 6‑pin power

Key specifications

• Total power: 350 W
• Form factor: Flex ATX
• 80 PLUS certification: 80 PLUS Gold (≈90% efficiency)
• Motherboard connector: 20+4 pin ATX (cable length 35 cm)
• SATA power cables: 150 mm and 350 mm
• AC input: 90–264 V, 47–63 Hz
• Dimensions (W × D × H): 81.5 × 150 × 40.5 mm
• Weight: 0.96 kg
• Color: Black

How to use

Install the FX350-G into a compatible Flex ATX or small form factor chassis following your chassis manufacturer’s instructions. Connect the 20+4 pin ATX cable to the motherboard and route the SATA and peripheral cables to drives and devices as required. If a discrete graphics card requires additional power, attach the PCIe 6‑pin connector. Ensure the AC input matches the rated 90–264 V range and secure proper ventilation to maintain the unit’s continuous 350 W rating at 40°C.

Recommendations

Use the FX350-G in systems that require compact, efficient power delivery. Maintain adequate airflow inside the chassis and avoid exceeding the specified ambient temperature to ensure continuous 350 W performance and long-term reliability.