Triple-Fuel Yamaha EF4500iSE Inverter Generator - The all-new EF4500iSE picks up where the very popular EF3000iSEB left off with even more power and fuel efficiency in a quiet, portable package. And you'll love having three different fuel options! This Triple-Fuel EF4500iSE operates on LP Gas, Natural Gas and Gasoline right out of the box! No mechanical alterations necessary! Simply change your fuel source! This unit features a premium 357cc Yamaha OHV engine w/ a cast-iron cylinder liner for longer life and brushless HD alternators with automatic voltage regulator to protect sensitive electronics. This genset is equipped with an inverter system with Pulse Width Modulation (PWM) control (computer friendly), super-quiet muffler with USFS-approved spark arrestor (eliminates errant sparks), digital power meter, automatic choke for easy starting, die-cast aluminum frame (light weight, high strength), digital hour meter, comfortable grip handles, a sound level of only 58 dBA and four wheels with parking brake for easy transport and security. Does Not Include LP Hose or Tank. CALL FOR SHIPPING QUOTE.