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Yamaha EF2000iS Generator (2000W)

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  • EF2000iSv2 and EF2000iSCHv2 hooked up to produce 30 amps of power. Cords and second generator sold separately.
Your Price:
$854.05 (You save $44.95)
44.10 LBS
Ships in 3-10 days.
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Please call for orders to Alaska or Hawaii.

The Yamaha EF2000iS inverter generator is a quiet, compact, lightweight generator offering up to 2000W of power. Bestseller!


  • New Controller Design - The EF2000iSv2 incorporates a completely new controller with advanced programming resulting in improved output characteristics between 1600w-2000w operation ranges. The addition of the new programming allows the EF2000iSv2 the ability to power a much wider range of applications than previous generation EF2000iS.
  • Light Weight - 44 pounds; easy to move, transport, and store.
  • Super-Quiet Muffler with USFS-Approved Spark Arrestor - Only 51.5 dBA at 1/4 load and eliminates errant sparks.
  • Compact - 2.2 cubit feet; easy to store and transport.
  • TwinTech Capability - Hook up two EF2000iSv2's for up to 30 amps of power.
  • Extended Engine Emission Life Rating - Longest engine emission life rating issued by EPA.
  • OHV Engine with Cast Iron Cylinder Liner - Efficient, reliable, powerful; provides long life and excellent heat dissipation.
  • Smart Throttle Varies Engine Speed Based On Load - Improves fuel economy and reduces noise.
  • Inverter System with Pulse Width Modulation (PWM) Control - Can run products with built-in microcomputers, or microcomputer-controlled electric tools.
  • Gasoline Petcock - Helps prevent carburetor contamination during storage.
  • OilWatch Warning System - Prevents engine damage and provides added peace of mind.
  • Fuel Gauge - Ability to gauge fuel level without opening cap.
  • Auto Warm Up - Increases engine speed during cold starts to handle high power demand appliances right away.
  • Auto-Decompression System - Reduces compression for easier starting.
  • Comfortable Grip Handles - Easy portability and storage.
  • Electrical Overload Breaker - Prevents generator damage in case of overload.
  • Controls All on One Panel - Easy access to controls.
  • DC Outlet - 8A,12V outlet for charging batteries (cables included).
  • Rubber Vibration Isolation Feet - Absorbing feet for increased smooth operation and noise reduction.
  • Easily Detachable Side Panels - For easier serviceability.
  • Noise Block Sound Reduction System - Very quiet.
Max Watts / Amps:
2000W / 16.7A
Rated Watts / Amps:
1600W / 13.3A
DC Output:
12V, 8A
20A 120V Duplex (5-20)
Starting System:
Sound Level:
51.5 - 61 dBA
OHV, Air-Cooled, Four-Stroke, Single Cylinder, 79 cc
Fuel Tank Capacity:
1.1 gallons
Full Tank Runtime:
10.5 hrs. at 1/4 load
Dimensions LxWxH (inches):
19.3 x 11.0 x 17.9
Dry Weight:
44.1 lbs.
3 years
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