Aywun 500W PSU

500W "Aywun" Power Supply, 24-pin&4pin+4pin, ATX, 5x Molex & 2x SATA, 120mm Fan, 1x 6-pin PCI-Express

$79

Corsair 550W 80 Plus Bronze PSU

The VS550 delivers a guaranteed 550 Watts of continuous power. With universal input the power supply includes circuitry with components that can tolerate a wide range of mains voltage support (100-240 VAC). Multiple power protection circuits provide for added peace of mind. A dedicated single +12V rail saves you from the hassle of balancing your components across multiple power cable.

Incl: PCIe connectors x2, Sata x6, Pata x2

$119

Cooler Master MWE 550w 80 Plus

MWE White 230V 550W 80PLUS, Single +12V Rail, 120mm HDB Fan, DC-to-DC Technology, Silent Mode, Flat Black Cables

$119