Yamaha EF2200iS



 Are you looking for a suitable portable generator that meets your expectations? Yamaha EF2200iS inverter generator is a good pick. With an output wattage of 2200W, you can power on all the essential devices like mobile phones, lights, fans, laptops, etc. This generator uses Pulse Width Modulation (PWM) to keep the power stable without any voltage spikes. Very importantly, the inverter technology equipped with this generator will produce a pure sine wave with the least Harmonic Distortion. Do you want to know more about Yamaha EF1000iS inverter generators? Keep reading without skipping a line.

Yamaha- Company Overview

The name is enough to say about the quality of the product. This Japan-based company sells power equipment across the globe. The main headquarters are in California, Georgia, and Cypress. Yamaha generators stand equivalent to other brands like Honda in terms of performance, efficiency, and reliability. 

Yamaha EF2200iS inverter generator

Yamaha always focuses on giving quality products. EF2200iS generator is one of the best innovations of Yamaha. It delivers an output wattage of 2200W that is sufficient to run essential devices like TV, refrigerators, mobile phones, and laptops. Unlike other generators, Yamaha EF2200iS comes with three durable handles for easy portability. So, you can either lift up the generator single-handedly or ask two people for help. 

Very importantly, you can either start or stop the engine operation using the Smart Dial option. In addition, safety features like smart eco-mode reduce the engine speed based on the connected loads. So, you can utilize the fuel efficiently and reduce the noise level. A powerful engine can offer a runtime of 10.5 hours at an applied quarter load. Undoubtedly, the control panel is the central controlling part of the whole unit. It consists of an ON/OFF switch, a reset button, an eco-mode, a boost mode, and parallel ports. In addition, the power outlets like one 120V AC 30A, two 120V AC 15A, and 12V DC 3A outlets are enough to run multiple devices in parallel. So, you can access everything from a single spot. In case of overloading, you can press the reset button without shutting off the whole unit. 

If you want additional power, connect to similar generators in parallel using a parallel kit. This generator features a Carburetor drain that utilizes the fuel remaining in the carburetor before shutting off the engine. This unit comes with a tool-free maintenance panel for easily accessing the inner workings in case of any malfunction. The safety features like fuel gauge will indicate the fuel levels. So, the user can refill the tank before the tank gets empty. One thing is for sure, the inverter technology incorporated in this generator will provide clean and stable power. So, you can run sensitive devices like mobile phones, laptops, and tablets. Moreover, this generator is CARB compliant, and EPA approved. Since it has met all the industrial standards, it is suitable for construction sites. 

Highlights of Yamaha EF2200iS inverter generator

  1. The sturdy construction will protect the engine from external damage
  2. The quiet technology in this generator allows the engine to operate with low decibel ratings
  3. It weighs about 55 pounds and comes with three durable inbuilt handles for easy portability
  4. You can connect two similar generators in parallel to gain additional power
  5. Start or stop the generator using the Yamaha Smart Dial option
  6. The eco-throttle mechanism controls the engine’s RPM based on the applied loads. So, you can extend the runtime and conserve the fuel
  7. The control panel consist of all ON/OFF switches, reset button, LED indicators, parallel ports, and power outlets. So, it is easy to access the generator’s working from one spot
  8. You can monitor the fuel levels with the help of a fuel gauge
  9. A powerful 79cc engine offers a running watt of 1800W and a starting watt of 2200W
  10. A 1.24gallon fuel tank offers a runtime of 10.5 hours at an applied 50% load
  11. It comes with a warranty of three years
  12. A oil watch watching system protects the engine from running out of oil
  13. This unit comes with rubber vibration isolation feet that ensure even feet and cuts down the noise level
  14. The auto-decompression system will minimize the compression for starting the engine quickly
  15. It is CARB compliant, and EPA approved

Specifications of Yamaha EF2200iS inverter generator

Manufacturer YAMAHA
Running watts and peak watts 1800W and 2000W
Engine displacement 79cc
Engine type 4 OHV
Tank capacity 1.24 gallons
Runtime in hours at 50% load 10.5
Item weight in pounds 55.2
Noise level in decibels at full load 57-65
Warranty in years 3

Bestseller (lists)

YAMAHA EF2200iS Inverter Generator, 2200 Watts, Blue Patio, Lawn & Garden

  • Powerful Yamaha 79cc Engine - Provides high power output.
  • Yamaha Quiet Technology - Outfitted with Yamaha sophisticated muffler for quiet operation.
  • Standard RV Outlet - No more searching for the right adapter. DC Outlet - Flexibility to charge and use devices.
  • Illuminated Multi-Function LED Display - See generator status at a glance both day and night.
  • Smart Dial Knob - Simple and easy start-up. Smart Throttle - Automatic load sensing adjusts power to... Read More

A detailed review of Yamaha EF2200iS inverter generator

Yamaha EF2200iS inverter generator comes with durable construction and can withstand bad weather conditions without any deterioration. The powerful engine provides an average output of 2200W that is enough to run the essential devices in emergencies. Very importantly, the inverter technology in this generator provides clean and stable power. Plus, the generated power is safe to run the sensitive devices. 

The advanced features like a smart eco-throttle mechanism will reduce the engine speed based on the connected load. So, the engine utilizes the fuel efficiently. In addition, a 1.24gallon fuel tank offers a runtime of about 10.4 hours at rated quarter load. 

You can easily check the status of the generator using the control panel. It consists of a smart eco-mode, reset button, DC outlet, parallel ports, and RV outlets. Hence, this generator is suitable for both indoor and outdoor activities.


Yamaha EF2200iS generator comes with a powerful 79cc 4-stroke OHV engine that offers a maximum power outage of 2200W. In addition, it produces 18.3A and 3A current at 120V and 12V, respectively. 

With quiet technology, the generator will operate at a low noise level. So, it will not disturb the normal conversation between two individuals. Since this generator comes with a 30A RV outlet, it is ideal for camping. Importantly, this unit consists of a Twin Tech that allows connecting similar generators in parallel to gain additional power. 

It is compact, lightweight, and quiet compared to other inverter generators available in the market. For its small size, it fits perfectly in a room of any size. A 1.24gallon gas tank provides a continuous power supply of about 10.4 hours at an applied 25% load. 

Main features 

Generally, Yamaha generators are designed with quality components to ensure the safety of the operator. In addition, it comes with advanced safety features like a low oil shutoff system, a smart oil level detector, and LED indicators. In fact, the generator has CO built-up during the engine operation which is highly harmful. In the case of Yamaha EF2200iS, a CO sensor will stop the engine operation when it senses a high level of CO emission. And also, this generator comes with ground earth to prevent electric shock. 

This model features an Easy Carb Drain system that utilizes the fuel remaining in the carburetor to ensure engine safety. The oil level shutoff system protects the engine from running out of oil. During overload conditions, you can press the reset button without turning off the generator. This generator's notable feature is that it is easy to start the generator using the Smart dial option. Moreover, you can conserve fuel by putting the generator in eco-mode. 

Price, Warranty, and Certification

Although this generator is a bit high-priced, it is totally worth buying. It comes with a warranty of three years. This generator is CARB compliant, and EPA approved. Since Yamaha EF2200iS is a quiet generator, you can use this generator in construction sites to run power tools like a drilling machine. 

Yamaha EF2200iS Vs. Honda EU2200i

When it comes to the output power, both the generators provide the same average output of 2200W that is sufficient to keep the essential devices active at times of emergencies. 

Yamaha EF2200iS uses a 79cc engine to provide a runtime of 10.4 hours at a rated 25% load. On the other hand, a 121cc Honda engine offers a solid power supply of 8.1 hours at the same load conditions. In that case, Yamaha EF2200iS is far better than Honda EU2200i in utilizing the fuel efficiently. The inverter technology in both generators provides clean and stable energy for running delicate electrical devices.  

Brand Yamaha EF2200iS Honda EU2200i
Output wattage 2200W 2200W
Runtime at 25% load 10.4 8.1
Warranty in years 3 3
Size in inches 21.9x11.8x18.5 20.0x11.4x16.7


The Yamaha EF2200iS is a reliable generator that comes with a three-year warranty. It can provide an average output power of 2200W for running the essential appliances. The robust construction with high-quality components makes the generator stand away from the crowd. Definitely, this generator is a good choice for both indoor and outdoor activities. The compact size of the generator is space-saving and is an ideal choice for congested living rooms. Since these generators are parallel compatible, you can connect similar generators in parallel to double the power output. In short, this generator is a wise investment for which you will never regret later. For a quality product, you can place your orders at eCommerce sites.

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