From the Manufacturer
When you want a lot of power, then the EF6600DE is a logical choice. It's capable of running most homes in an emergency situation... and it can be converted to run on propane or LP gas. Dual voltage - Provides the versatility of 120 and 240 volt operation. OHV engine (overhead valve) - Precise valve actuation and heavy-duty design offer improved efficiency, increased reliability and quite operation. Cast iron cylinder lining - Provides optimal heat dissipation, consistent performance during continuous use and long engine life. Brushless alternator - Provides low maintenance and years of worry-free service. Oil Watch Warning System - Automatically shuts off before oil level is low and cannot be re-started until oil is added. Prevents engine damage and costly repairs while enhancing long-term durability. Auto Voltage Regulation: Guarantees correct power delivery even with extension cords, Enhanced performance, Added convenience. Transistor Controlled Ignition (T.C.I.) - Provides clean, efficient spark that ensures fast, easy starting. Low maintenance, reliable operation. Noise Suppressor - Reduces electrical interference with TVs and radios. Auto Decompression - Automatically "opens" valve slightly to reduce initial backpressure when starting making manual starting effortless. USFS-approved Spark Arrestor - Offers quiet operation and keeps sparks from exiting exhaust system, reducing chance of fires caused by an errant spark. Fuel Gauge - Lets operator monitor how much fuel is left. Electric starter - For convenient ease of operation. Economy idle - When there is no load on the generator, it automatically returns to idle for improved fuel efficiency and quieter operation. AC Non-fuse Thermal Breaker - Protects AC circuit in case of an overload for added durability and peace of mind. Tool Kit - Makes service easier.
Product Description
When you want a lot of power, the Yamaha EF6600DE is a logical choice. It is capable of running most homes during an emergency power outage. You also get the convenience of running both 120 and 240 Volts. Other features include Economy Idle for improved fuel economy and reduced sound levels, auto voltage regulation, electric start, Transistor Controlled Ignition (TCI) and AC circuit breaker protection. 2-year limited warranty.