Yamaha EF1000iS Review and Price History

[wpsm_update label=” You should know that”]Before starting this Yamaha EF1000iS Review we test a few other inverters as well. Including Westinghouse WH2200iXLT, Briggs & Stratton P2400, and Pulsar G2319N. [/wpsm_update]

Before deciding which portable power equipment to buy, it is essential to know what you want. But how will you know what to look for? You need to know the best products on the market. And then use those model products to help guide your way. They are supposed to have all of the necessary features you require. This is where this product comes into play. It won’t be too much of a stretch to define it as a model for its features are exemplary indeed. Come read this Yamaha EF1000iS Review.

Yamaha EF1000iS  Features

Groundbreaking Motor

Yamaha EF1000iS ReviewDo you know that Yamaha is known for its groundbreaking motors? If the company’s reputation is anything to live by then, this power equipment speaks for itself. This inverter generator is designed to provide you with maximum power while keeping the portability intact. You will notice that the inverter design stands out due to its stable power output. This makes it easier for you to rely on it for your sensitive electronic devices.

Excellent Design & Quality

The Yamaha EF1000iS covers all parameters of design and quality. It is both quiet and fuel-efficient. The portable 28lb packages are so easy to carry that it is a must-have for all your camping trips. It can help power your devices for over 12 hours without the need for refueling. This is what makes this power equipment appealing.

Mighty power yet compact design

This is probably the most impressive feature of this best inverter generator. The fact that it can provide considerable power with its small design is incredible. You must be wondering how it manages this feat.

Well, Yamaha has spent a whole lot of effort in optimizing the technological parameters of this product. One of the premium features that have been introduced is the maximization of fuel efficiency. This is how this inverter can deliver on its promise of more power with lesser fuel consumption.

Easily Portable

The design of the inverter generator is optimized to ensure portability. This is why it is lightweight. They have done that by incorporating plastic cover material to protect the engine and other components inside. Another factor that helps promote portability is components that are integrated into the inverter generator design.

It includes the handle and the wheels. They make moving around the equipment very easy. You don’t have to worry about lifting this 27.6 lb generator from place to place. You can easily trolley it to its destination. This is what makes it so user-friendly and ultra-portable.

Smart Technology

Yamaha EF1000iS Review in useIf you were to assess the control features of this generator, you would find everything pretty straightforward. You do not have to be experienced to operate it. The control panel itself is centralized. Not only does this make for easy access to controls, but it also allows you to evaluate the generator’s power output.

The fact that the power is so easily assessed makes this an ideal choice for long travels. It wouldn’t matter what device you require to power. This equipment has you set for it all. From RVs, automobiles to boats, you can carry it around with you anywhere.

The Yamaha ef1000is has an exclusive dual coil alternator stator that Gives a greater output at a lower engine speed for fuel consumption, reduced Sound, reduced engine wear, and noise reduced by automatically adjusting the engine speed to match the load, and ensures smooth power delivery.

The Yamaha EF1000iS inverter generator supplies top-quality power. The EF1000iS generator with its inverter system PWM features so voltage stability is within ± 1%, and frequency stability is ± 0.1 HZ. Its pure wave cleaner is as clean as public utility power.

Powerful Battery along with Impressive Features

The 12-volt DC output makes the recharge of 12-volt batteries possible. The power output of all types has been kept in mind while allotting load outlets. You will notice that smart throttle load sensing control is also an impressive feature.

If you are wondering how this helps the power supply, the answer lies in the engine. This throttle ensures that the flow of fuel and power remains smooth. You no longer have to be wary of stable power generation in inverter generators.

Factory Warranty

Yamaha is known worldwide for its quality, durability, and reliability. That all Yamaha power products, including generators, are also backed by a standard (2) years commercial use factory warranty?

That’s right Yamaha Covers the entire generator for defects in parts and workmanship for three (2) years when the generator is used for commercial, industrial or rental use. But When the generator is used for non-commercial, Yamaha covers the generator for two (3) years.

Yamaha EF1000iS Pros

  • Easy-to-carry structure, Lightweight
  • load sensing rpm control, Smart Throttle
  • Exclusive dual coil alternator stator, Auto Warm-up
  • 50cc OHV engine, Centralized control panel
  • run up to 12 hours at ¼ rated a tank of gas, Clean energy
  • quietest portable generator in its class, Innovative design
  • Auto Warm-up feature, Fuel-efficient

Yamaha EF1000iS Cons

  • Prone to cosmetic damage
  • Easy  oil spillage

Moreover, this material is prone to weathering conditions. So if you are taking this generator with you to remote expeditions, its exterior may suffer significant damage. However, the material is designed to ensure complete protection of the equipment.

Its look might not be a pretty sight to uphold. Other than that, you might not appreciate the ramp-like design for oil filling. The design is such that it results in oil spillage with every refilling session.

Yamaha EF1000iS Review Conclusion

The need for stable and clean power is essential. This is why this power equipment has become all the rage in the market. Its compact design with smart features allows it to stand out from other inverter generators. So whether it is a campsite, you need to power or just a back-up power for your household. This inverter generator will make sure to accommodate all your needs, for it has the potential.

With 1000 watts of starting power itself, you can count on this gas-powered inverter generator to not disappoint you. The fuel efficiency it guarantees makes it an economical choice. It is always better to make a decision keeping all parameters in mind. You should know what range of power you wish to generate. On that basis, you can assess if this product meets all your requirements. It is the best in its range. Check our Review Round Pinterest for more Info.

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Yamaha EF1000iS, 900 Running Watts/1000 Starting Watts, Gas Powered Portable Inverter

 out of stock
as of September 23, 2023 12:41 am


  • 1,000 Watt Maximum AC Output/900 Watt Rated AC Output
  • Noise Block Acoustically designed sound reduction system
  • Long Run Time - Runs continuously for up to 12 hours without refueling
  • Smart Throttle Load sensing throttle control
  • CARB Compliant