2014 Yamaha EF3000iS





Quiet, Clean Power at a Value Price.

Quiet, portable and powerful, this inverter generator has features such as Noise Block, Smart Throttle, and Auto Decompression for easy recoil starting all backed by a 3-year warranty.

Key Features
  • Yamaha generators have the longest emission engine durability ratings issued by the Environmental Protection Agency and the California Air Resources Board.
  • Independent gasoline petcock helps reduce carburetor cleaning and repairs by eliminating stale gas in the carb.
  • The EF3000iS is equipped with advanced features and is extremely quiet yet smartly priced.
  • The EF3000iS includes Yamaha’s performance enhancing features, such as Inverter Technology, Smart Throttle, and Noise Block.
  • The EF3000iS is capable of producing clean, high-quality electricity with extremely quiet operation (53 dBA – 60 dBA).
  • This unit also features a fresh, ergonomic design with easy control access.
  • The EF3000iS features built-in wheels, so its remarkably portable - providing convenient power to the locations you need it most.
  • Yamaha’s Oil Watch Warning System helps prevent engine damage from low oil and provides added peace of mind.
  • Noise Block, acoustically designed sound reduction system — Sound absorbing material, used in key locations, does not resonate sound. Newly designed muffler and molded fan produce unbeatable noise reduction at 53 - 60 dBA
  • Independent gasoline petcock — Helps reduce carburetor cleaning and repairs by eliminating stale gas in the carb
  • Smart Throttle, load sensing rpm control — Greater fuel efficiencyand noise reduction by automatically adjusting engine speed to match the load
  • Long run time — Continuous operation for up to 19 hours without refueling (at 1/4 rated load with “Smart Throttle” function on)
  • 12 Volt DC output, battery charging cables included — Recharge 12-volt batteries for RV, auto, marine, etc.
  • Inverter system with Pulse Width Modulation (PWM) control — Can run products with built-in microcomputers, or microcomputercontrolled electric tools
  • Centralized control panel — Easy access to controls
  • 171cc Overhead Valve (OHV) engine — Noise-reducing operation with improved efficiency, increased reliability, and low oil consumption
  • Oil Watch Warning system — Prevents engine damage to avoid costly repairs and minimize down time adds customer confidence and peace of mind
  • Four wheels with parking brake — Easy transport and mobility
  • EPA & CARB Emission Engine Life Rating — Yamaha generators have the longest emission engine life ratings issued by the environmental Protection Agency and the California Air Resources Board
  • Automatic decompression — Greatly reduces starting effort
  • Factory Warranty — Covers the entire generator for defects in parts and workmanship for three (3) years
  • Type: Brushless, Inverter
  • Maximum AC Output: 3000 watts
  • Rated AC Output: 2800 watts
  • Rated / Maximum AC Current: 23.3 / 25.0 amps @ 120V
  • Engine: OHV, air-cooled, single cylinder, 4-stroke
  • Displacement : 171cc
  • DC Output: 12 amps @ 12V
  • Ignition System: Recoil with Auto Decompression
  • Overall Length: 26.8 in.
  • Overall Width: 17.5 in.
  • Overall Height: 21.9 in.
  • Dry Weight: 136 lb.
  • Fuel Tank Capacity: 3.4 gal.
  • Continuous Operation at 1/4 Rated Load: 19.0 hr
  • Noise Level: 53 dBA - 60 dBA
  • Warranty: 3 Years Limited Warranty



Engine Type
OHV, air-cooled, single cylinder, 4-stroke


26.8 in.
17.5 in.
21.9 in.
136 lb.


AC Output
Maximum: 3000 W / Rated: 2800 W
DC Output
12 amps @ 12V
Fuel Tank Capacity
3.4 gal.
Noise Level
53 dBA - 60 dBA
Run Time
19.0 hr at 1/4 Rated Load


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