Chieftec BDF-750C power supply unit 750 W 20+4 pin ATX PS/2 Black

The Chieftec BDF-750C 750 W is a PC power supply unit from the PROTON Series that uses DC-to-DC technology to deliver stable power and improved efficiency. It is 80 PLUS Bronze certified, meets ENERGY STAR 5.0+ related efficiency requirements for the EU, and comes with a fully modular cabling design and a 14 cm active cooling fan. Compact dimensions and robust output make it suitable for mid- to high-range desktop systems.

Advantages

DC-to-DC conversion provides better voltage regulation and higher efficiency, contributing to reduced energy consumption and longer component life. The 80 PLUS Bronze certification and an efficiency value around 85% ensure reliable power delivery with lower heat generation. Fully modular cables simplify installation and cable management, while the 140 mm fan offers effective cooling with quieter operation compared to smaller fans.

Suitable for

• Gaming and multimedia desktop PCs
• Workstations requiring stable 12V rails
• Systems where cable management and airflow are important

Key specifications

• Total power: 750 W
• Efficiency: 85%
• 80 PLUS certification: 80 PLUS Bronze
• Motherboard power connector: 20+4 pin ATX
• Fan diameter: 140 mm
• AC input: 115–230 V, 50–60 Hz
• Dimensions (W x D x H): 150 x 140 x 87 mm
• Colour: Black

How to use

Install the Chieftec BDF-750C into a compatible ATX case and connect the 20+4 pin ATX cable to the motherboard. Attach other modular cables to the required components (CPU, GPU, drives) as needed. Ensure the AC input matches the local mains voltage (115–230 V) and secure the PSU with the case mounting screws. After installation, power on the system and verify stable operation and normal fan behavior.

Recommendations

Use the fully modular cables only for connected devices to maintain optimal airflow; avoid obstructing the 140 mm fan intake. For long-term reliability, operate the PSU within recommended ambient temperatures and keep the interior dust-free.