MaxToolSales via eBay Daily Deal offers the DuroStar 4,000-watt Portable Gas-Powered Generator
, model no. DS4000S, for $269
with free shipping
. That's tied with our May mention and the lowest total price we could find by $31. It produces a 4,000-watt surge and 3,000-watt running power, and it runs for up to eight hours at a 50% load.