Antec's TruePower Classic series sets standards for power supplies. By using a PSU that is 80 PLUS GOLD certified,operating up to 92% efficient,you can reduce your electricity bill by up to 20% when compared to many other power supplies. TP Classic's PhaseWave design is a server-class LLC design with a synchronous rectification based on a DC-DC topology. Japanese capacitors achieve unprecedented tight voltage regulation & low ripple & noise to maximize your system's performance. Antec's intelligent thermal manager fan control spins the high-quality 12 cm DBB fan optimally to cool your PSU quietly.