Corsair Launches Energy-Efficient High-Performance Modular 850W and 750W Power Supplies Professional Series HX850W and HX750W offer the performance and features that enthusiasts demand, including up to 90% energy-efficiency Corsair, a worldwide leader in high-performance power supplies, and computer and flash memory products, today announced the launch of the new Corsair Professional Series HX850W and HX750W modular power supply units. The Corsair Professional Series power supply units have been designed by