LIFAN Power USAs Platinum Series LF4000EPL Generator is part of our Platinum Portable Generator Series. Our Platinum Portable Generators contain low THD (Total Harmonic Distortion) alternator technology which produces Clean Energy with a Sine Wave Distortion of 5% or less! With this Clean Energy all of your sensitive tools and equipment can be powered safely without the risk of damage! The consistent power output of our Platinum Portable Generators can allow contractors to extend the life of their tools on the job site up to twice as long as compared to tools powered by a traditional Portable Generator. For maximum conductivity the Platinum Portable Generators use 100% Cooper windings and welded magnetic plates to produce clean dependable energy.These commercial grade generators are a perfect fit for the farm contractors emergencies homeowners job sites or special events!