Primary dwelling generators are installed by qualified electricians and are designed to kick in automatically to provide auxiliary power Portable generators are typically used when only a few vital electrical circuits are needed Home generators are ONAN RS-12000 RS-15000 RS-20000 Home Backup Generators

Briggs is a Generators that is affordable in the portable class type,'s of 10'000 watts or more are not considered portable in my opinion wattage and power plant problems are expensive since they involve the engine usually troubles. Power supplier applications range from powering toasters to tvs.

Power plant troubles and or problems can be solved by a visit to the repair shop..

Your usage of the generator before oil change will depend on hours used, since equipment of this type go by hour usage as pertaining to maintenance..

Generator that are 8000 kw and below are considered portable wattage.