Max Tool Sales via eBay offers the DuroStar Gas Powered 4,000-watt Portable Generator
, model no. DS4000S, for $229.99
with free shipping
. That's the lowest total price we could find by $84, although we saw it for $30 less in May. It produces a 4,000-watt surge, has 3,300-watt running power, and runs for up to eight hours at 50% load with a 4-gallon fuel tank.