Antec NEO ECO 520C AU-2 Power supply Get economical power today with the NeoECO C Series, Antec's high-efficiency power supply solution. Featuring 80 PLUS® Bronze certification, a quiet double ball bearing 120mm fan, and universal input with active power factor correction (PFC), the NeoECO C series gives you a cooler, quieter system - all powered by Continuous Power. The NeoECO C series also features industrial safety protection, including short circuit and over voltage protection, for stable and reliable power no matter what. FEATURES Antec Power Supply 520W Continuous Power - Guaranteed 520W of Continuous Power from Antec 80 PLUS® Bronze certified - Up to 87% efficient, to reduce your electricity bill AQ3 - Antec Quality 3-year warranty and lifetime global 24/7 support 120mm DBB Silence - Whisper-quiet high-quality double ball bearing fan with long lifetime Thermal Manager - An advanced low voltage fan control for optimal heat & noise management Multi PCI-E - Two PCI-E connectors for multiple GPU support CircuitShield™ - Full suite of industrial grade protections: - Over Current Protection (OCP) - Over Voltage Protection (OVP) - Under Voltage Protection (UVP) - Over Power Protection (OPP) - Short Circuit Protection (SCP) Japanese Heavy-duty Caps - High-performance Japanese capacitors ensure tightest DC stability and regulation