Learn more about theAntec 550CDetailsTypeATX12VMaximum Power550WFans1 x 120mm DBB fanPFCActiveMain Connector20+4Pin+12V RailsSinglePCI-Express Connector2 x 6+2-PinSATA Power to 88%Energy-Efficient80 PLUS BRONZE CertifiedOver Voltage ProtectionYesInput Voltage100 - 240 VInput Frequency Range47 - 63 HzInput Current8A - 4AOutput+3.3V@18A, +5V@16A, +12V@42A, -12V@0.3A, +5VSB@2.5ADimensions3.39\" x 5.51\" x 5.91\"Max PSU Length140 mmWeight3.80 lbs.FeaturesConnectors1 x MB 24(20+4) Pin
1 x 8(4+4) Pin EPS 12V
2 x 8(6+2) Pin PCI-E
8 x SATA
3 x Molex
1 x FloppyFeatures550W Continuous Power - Guaranteed 550W of Continuous Power from Antec80 PLUS BRONZE certified - Up to 88% efficient, to reduce your electricity billAQ3 - Antec Quality 3 year warranty120 mm DBB Silence - Whisper-quiet high-quality double ball bearing fan with long lifetimeThermal Manager - An advanced low voltage fan control for optimal heat & noise managementMulti PCI-E - 2 PCI-E connectors for multiple GPU supportCircuitShieId - Full suite of industrial grade protections100% Japanese Heavy-duty Caps - All Japanese High-performance capacitors ensure tightest DC stability and regulation91.6% +12V - Output for maximum CPU & GPU support