ULTRA-QUIET The Teflon nano-steel bearing fan allows for near-silent operation, even under the toughest loads. EXCELLENT PERFORMANCE These power supplies offer 85% efficiency or higher under typical loads . The integrated 100% high-quality Japanese capacitors also ensure long-term reliability. Single +12V Rail A single +12V rail offers the best power output, rail stability and compatibility with the latest hardware. Modular Modular design allows some cables to be removed from the power supply for ease of installation and removal. You can leave off unnecessary cables to reduce case clutter and maximize case airflow. 80 PLUS Bronze-Rated Efficiency 80 Plus Bronze certification ensures your power supply isn't wasting power and turning it into excess heat. Under typical loads these power supplies are 85% efficient or higher.