Generac 2500W-4000W Portable Generators: Generac currently has 5 portable generators that are available in the 2,500 – 4,000 watt range. Model 5982 is a GP3250 with an output of 3,250 watts. If you live in California and have strict emissions laws you can purchase the model 5789. This is the same unit, but carb compliant. These units are run on gasoline. Generac now offers a 3,200 watt portable generator that can be run on LP. This is model 6000. In the XP series Generac offers a 4,000 watt gasoline generator, model 5929. This generator also has a carb compliant model, 5933. The XP series is considered Generac’s top of the line portable generators. These units were designed more rugged with contractors and construction sites in mind. These generators include covered outlets to further protect the unit when not being used and heavy duty, never flat tires.

Westinghouse 3250W Portable Generators: Westinghouse offers a 3,250 watt carb compliant portable generator that runs on gasoline, model WH3250C. This unit has an over-sized muffler and catalyst leading to quiet operation. Everything is included to get started right out of the box. This generator also includes a 3 year limited warranty.

Yamaha 2500W-4000W Portable Inverter Generators: Yamaha has some top of the line inverter generators. The EF2800i will give you an output of 2500 watts. The EF3000iSEB will provide you with 2,800 watts of power. This unit has Yamaha Boost Technology. This will boost output by adding battery voltage to the alternator when needed. The Boost Control Unit senses when extra power is needed and boosts the output for up to 10 seconds. Also available is the model Ef4500iSE. This inverter generator will give you an output of 4,000 watts. These generators include a 3 year limited warranty.

Champion 3100W Portable Inverter Generators: Champion offers an inverter generator model 75531i with an output of 2,800 running watts and 3,100 peak watts. This unit is lightweight for its size weighing 83 lbs. and will operate at only 58 decibels. Included is a 2 year warranty.

Cummins Onan 3600W-4000W RV Generators: In the 3,600 – 4,000 watt range, Cummins Onan offers three RV generators. RV QG 3600 operates on LP and will give you an output of 3,600 watts. At 4,000 watts Cummins Onan offers the model QG4000 Spec 26100 operating on gasoline. If you want the same model that is carb compliant for California RV QG 4000 Spec 6747 is available. All of these units include a 3 year limited warranty.