2017 Yamaha EF6300iSDE


The EF6300iSDE is the most powerful, most advanced Yamaha inverter generator ever.


  • NOISE BLOCK: Quiet, pleasant to use
  • PURE SINE WAVE (PULSE WIDTH MODULATION) INVERTER SYSTEM: Run electronic equipment, appliances, variable-speed power tools and computers
  • SMART THROTTLE: Automatically adjusts engine speed to match power demand, reduces noise, fuel consumption and engine wear
  • ELECTRIC START: Effortless starting (battery included)
  • AUTOMATIC CHOKE: Effortless starting
  • LOW OIL SHUTOFF: Protects engine from low oil damage
  • FUEL LEVEL GAUGE: See fuel level at a glance
  • DUAL VOLTAGE 120 / 240V: Versatile, operate variety of 120V and 240V tools and appliances
  • POWER METER: See how much power is being used and how much power is available
  • HOUR METER: Shows accumulated running time for refueling and service scheduling
  • LIGHTWEIGHT: Easy transport
  • TWIN BAR: Aid lift, transport and provide security point
  • STYLISH DESIGN: Nice appearance and modern design
  • 50 STREET LEGAL: Meets CARB emission regulations and given highest EPA rating
  • The EF6300iSDE cranks out up to 6300 watts of pure sine wave inverter.
  • With sophisticated capabilities like dual 120-volt and 240- volt power, you can run almost any type of equipment with total confidence. From high-demand equipment such as well pumps, compressors and RV air conditioners to sensitive electronics like plasma TVs, satellite receivers and computers.
  • With its electric starting capability, the automatic choke makes for easy starting. The EF6300iSDE is ideal for outdoor recreation and power outage emergencies.
  • Excellent fuel efficiency means a run time of 13.3 hours at a constant 1/4 load on just a single tank of gas.
  • The EF6300iSDE features Noise Block sound reduction system which makes it a very quiet generator for its output; 58-64 decibels.
  • Yamaha’s Oil Watch Warning System helps prevent engine damage from low oil and provides added peace of mind.

General Information

Manufacturer Yamaha
Model Year 2017
Model EF6300iSDE
Model Code EF6300ISDE
Color Blue


Length 30.7 in.
Height 27.2 in.
Width 24.3 in.
Weight Dry - 200 lb.



Maximum AC Output - 6,300W

Rated AC Output - 5,500W

Amps Rated / Maximum AC Current - 45.8 / 52.5A @ 120V; 22.9 / 26.3A @ 240V


Engine OHV, 4-stroke
Displacement 357 cc
Cylinders 1
Cooling Air
Run Time 13.3 hrs. @ 1/4 rated load
Fuel Tank Capacity 4.5 gal.


Warranty 3 Years Limited Warranty