80 PLUS Gold certified, with 90% (115VAC) / 92% (220VAC~240VAC) efficiency or higher under typical loads,Double Ball Bearing fan for exceptional reliability and quiet operation,Fully Modular to reduce clutter and improve airflow,Heavy-duty protections, including OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection),Highest quality Japanese brand capacitors ensure long-term reliability