mwave offers the Ark 500-watt Power Supply
, model no. ARK500/8, for $14.99
with free shipping
. That's the lowest total price we could find by $4, although we saw it for $1 less in September. This power supply has an 80mm fan, two Serial ATA connectors, four Molex connectors, and more. Note that it doesn't include PCI-Express connectors.