MSI MAG A550BN 550W 80+ Bronze Power Supply MAG A550BN provides players with a safe, reliable, and efficient entry-level power supply option. Its core features include 80 PLUS Bronze certification, DC to DC circuit design, 12V single rail, active PFC, and low-noise fan. The MAG A550BN will be one of the best choices for players who are just getting started with looking into DIY computers. After installation, gamers can immediately enjoy a reliable performance experience without additional settings. 80 PLUS BRONZE CERTIFIED The efficiency of your power supply directly influences your systems performance and your power consumption. The 80 PLUS BRONZE certification promises lower energy consumption and higher efficiency. 120MM LOW NOISE FAN The fans sleeve bearing reduces the noise generated while maintaining excellent heat dissipation. DC TO DC CIRCUIT DESIGN Adopted DC-DC circuit design reduces the instability of output voltage, and ads stability to the supply of power. COMPREHENSIVE CIRCUIT PROTECTION Supports OCP, OVP, SCP, OPP, OTP protection mechanisms and provides comprehensive protection. 5-YEAR LIMITED WARRANTY The MAG A550BN is proudly backed by a 5-year limited warranty, guaranteeing long term reliable operation. Note: The content above is generic for the series. For Correct info about this particular model, please refer to Specifications section.