450W continuous power guaranteed 450W of continuous power from Antec. AQ3-Antec quality 3-year warranty and lifetime Global 247 support. 120 mm silence – Whisper-quiet quality fan with long lifetime. Thermal manager – an advanced low voltage fan control for optimal heat and nose management. Circuit shield” full suite of industrial grade protections. Heavy-duty caps high-performance capacitors ensure tightest DC stability and regulation. MTBF 80,000 hours ATX12V version 2.31.