Heck, we lose power every night. We're building an off-grid house (not a greenie; the power companys don't service our area) and we've been powered by a Champion 4500/3500W gennie 16 to 17 hours a day since Nov. 22. We ordered our solar batteries in October and are still waiting for them.
The Champion was our emergency back-up when we lived in California. Never used it for an emergency.