Thumb Score: +18 Sam's Club has for their Members: Westinghouse iGen2200 1800/2200W Gas-Powered Inverter Generator for $299. Shipping is free. Thanks abstractj Deal Editor's Notes & Price Research: This generator features 2,200 peak watts and 1,800 running watts, a 1.2-gallon tank w/ up to 12-hour run time, 52dBA operating volume, and 46-lb weight.