COOLERMASTER eXtreme Power 500W Power Supply

Mid quality 500w power supply on the cheap. Lots of mostly positive reviews are available at Newegg.com.
After this rebate expires on the 16th, you can buy at Newegg for $25 after rebate through the 21st. If your credit card company has a price guarantee, try pricematching back to zipzoomfly's price.