Newegg offers the EVGA SuperNova 550 G2 550-watt 80 Plus Gold Full Modular ATX Power Supply, model no. 220-G2-0550-Y1, for $59.99 with free shipping via the directions below. That's the lowest total price we could find by $20. It features a 140mm fan, nine Serial ATA connectors, and three PCI-Express connectors. Deal ends February 29. To get this price:

1. View the EVGA SuperNova 550 G2 550-watt 80 Plus Gold Full Modular ATX Power Supply for $89.99
2. apply coupon code "EMCEGGJ43" to drop it to $79.99
3. redeem this $20 mail-in rebate for a final price of $59.99