2019 Yamaha EF2000




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Dealer Insights

9. The Yamaha EF2000iSv2 Inverter generator supplies clean, high
quality power. The EF2000iSV2 – with its inverter system – features
Pulse Width Modulation (PWM) so voltage stability is within ± 1%,
and frequency stability is ± 0.1 HZ. Its pure sine wave is as clean as or
cleaner than public utilities power.
—10. Yamaha generators have the longest emission engine durability
ratings issued by the Environmental Protection Agency and the
California Air Resources Board.
Light weight
— Easy transport
— 2.2 cu.ft. size is easy to store and transport
—Twin Tech (Parallel generator operation) - The EF2000iSv2 can be
operated in parallel to deliver up to 30 amps.
—Parallel generator operation - The EF2000iSv2 may be connected in
parallel with an earlier model Yamaha EF2000iS.*
—New controller with advanced programming - The addition of the
new programming allows the EF2000iSv2 the ability to power a much
wider range of applications than previous generation EF2000iS.
—Smart Throttle varies engine speed based on load
— Improves fuel
economy and reduces noise. Runs up to 10.5 hours at ¼ rated load on
a tank of gas.
—Gasoline petcock - lets you shut off the gas to run the carb dry for
storage and helps prevent stale gas problems.
—Fuel gauge
— See fuel gauge at-a-glance
Inverter system with Pulse Width Modulation (PWM) control
— Produces a pure sine wave to run products with built-in
microcomputers or microcomputer-controlled electric tools
—OHV engine with cast iron cylinder liner
— Efficient, reliable,
powerful providing long life and excellent heat dissipation
—OHV engine
— Includes steel camshaft and valve train components
—EPA & CARB Emission Engine Durability Rating
— Yamaha generators
have the longest emission engine durability ratings issued by the
Environmental Protection Agency and the California Air Resources
—Oil Watch Warning system
— Prevents engine damage caused by low
oil, avoiding costly repairs and minimizing down time, adding
customer confidence and peace of mind
—Auto-decompression system
— Reduces compression for easierstarting
—Comfortable grip handle
— Easy portability and storage
—Electrical overload breaker
— Prevents generator damage in case of
—Centralized controls
— Easy access to controls
—DC Outlet
— 8A 12V outlet for charging batteries (cables included)
—Rubber vibration isolation feet
— Absorbing feet for
smoothoperation and noise reduction
Sidewinder Parallel Power Cables
— Cables allows user to combine
the power of two Yamaha EF2000iS Inverter generators. Compatibility
with a standard 30A RV cord, rugged over-braided cable design, and a
handy Velcro mounting system.
TwinTech Cable
— Connect two EF2000iS generators in-line with a
Twin Tech cable and output for Max 30 AMPs and Rated 25 AMPs of
power. Includes standard 30 amp twist-lock receptacle. For RV use, the
RV Adapter Kit is required
—RV Adapter Kit - The RV Adapter Kit has a 30A receptacle for RV use.
Required if connecting the Twin Tech Cable to RV.
—Accessory Cover
— Added protection, includes a storage pocket for
Owner’s manual, tool kit, and battery charging cables
—Accessory Hour Meter/Tachometer
— Keep track of running time for
service needs
—Am/Watt Appliance Load Tester
— Gives quick, accurate readout of
watts or amps used by 120 volt AC electrical devices
—Yamaha Extended Service - Additional 1, 2 or 3 years of Y.E.S. is
—For Accessories, visit yamahapartsandaccessories.com

*A second Yamaha EF2000iSv2 is recommended to use the full
capabilities of this model.
For Accessories, visit shopyamaha.com
Specifications subject to change without notice. This document contains many of Yamaha's valuable trademarks. It may also contain trademarks belonging to other companies. Any references to other companies or their
products are for identification purposes only, and are not intended to be an endorsement. © 2018 Yamaha Motor Corporation, U.S.A. All rights reserved.
Type Inverter
Maximum AC Output 2000 watts
Rated AC Output 1600 watts
Rated / Maximum AC
13.3 / 16.7 amps @ 120V
Engine OHV, air-cooled, single cylinder, 4-stroke
Displacement 79cc
L x W x H 19.3 x 11.0 x 17.9 in
DC Output 8 amps @ 12V
Dry Weight 44.1 lb
Fuel Tank Capacity 1.1 gallons
Continuous Operation
at 1/4 Rated Load
10.5 hrs
Noise Level (1/4 Load -
Rated Load)
51.5 - 61 dBA
Warranty 3 Years Limited Warranty
Color Blue

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