Hardware Pacers has posted a review on the Apex ATX-500W-P4 Power Supply. Here is a snippet:
"The Apex AL-B500E ATX 12V 500W Switching Power Supply is a unique and power saving power supply. It uses Active PFC that makes it capable of harnessing universal free input and creating efficiency up to 75%. This power supply also features Smart and Silent fan control that extends the life of the PSU fan and reduces the amount of noise released. It has aluminum casing for fast heat dissipation and it is ideal for Intel and AMD based systems. The power supply looks robust and durable and the manufacturer guarantees 50,000 work hours."
"The Apex AL-B500E ATX 12V 500W Switching Power Supply is a unique and power saving power supply. It uses Active PFC that makes it capable of harnessing universal free input and creating efficiency up to 75%. This power supply also features Smart and Silent fan control that extends the life of the PSU fan and reduces the amount of noise released. It has aluminum casing for fast heat dissipation and it is ideal for Intel and AMD based systems. The power supply looks robust and durable and the manufacturer guarantees 50,000 work hours."