Featuring active Power Factor Correction (PFC), a full bridge LLC resonant converter and synchronous rectification DC-DC design, the DQ850-M-V2L delivers improved performance with lower power dissipation, increased quality, and better thermals to meet your needs. Fully modular with flat black cables help keep the clutter down. Quiet low-noise operation with a tuned fan curve. CircuitShield protects your PSU from irregular voltage and current issues including short circuit, overpower and over temperature. These items are in excellent condition with no blemishes on their housings. Less 80+ Cert 80+ Gold Eff Rating 80+ Gold Eff Level Gold