EF6600DE

The Yamaha EF6600DE generator is a powerful and reliable solution for all your power needs, whether you're powering tools on a construction site, camping in the wilderness, or providing backup power during an outage. This generator boasts an impressive 6,600 watts of surge capacity and 6,000 watts of continuous power, making it capable of handling a wide range of appliances and equipment at once.

The EF6600DE is equipped with Yamaha's famous OHV engine, which delivers excellent power output while maintaining outstanding fuel efficiency. With a fuel tank capacity of 8.3 gallons, this generator can run for up to 14.4 hours at 50% load, ensuring you have plenty of power for extended periods.

One of the standout features of this generator is its quiet operation. With a noise level of just 66.5 dBA at 1/4 load, the EF6600DE is perfect for use in residential areas or sensitive environments. It also comes with a USDA-certified sound reduction system, ensuring compliance with the strictest noise regulations.

This generator is also incredibly user-friendly, with features like a digital hour meter, electric start, and a remote start capability with an optional wireless controller. Additionally, it includes a range of convenience outlets, including two 20A 120V duplex outlets, one 30A 120/240V twist-lock outlet, and one 12V DC outlet.

The EF6600DE is built to last, with a durable steel frame and a heavy-duty, industrial-grade coating. It also features a long-lasting muffler and spark arrestor, ensuring that it meets the strictest emissions standards.

This generator is also incredibly portable, with a fold-down handle and wheels for easy transport. It also comes with a large fuel tank and oil reservoir, making it easy to fill up and get started quickly.

In summary, the Yamaha EF6600DE generator is a powerful, reliable, and quiet solution for all your power needs. Its impressive power output, long run time, user-friendly features, and durable construction make it an excellent choice for any application, from construction sites to camping trips to home backup power.

The Yamaha EF6600DE generator is a powerful and versatile option for those in need of a reliable backup power source. Here are some pros and cons to help you make an informed decision.

1. Powerful: This generator produces 6,600 watts of surge power and 5,500 watts of continuous power, making it suitable for powering multiple appliances and tools at once.

2. Portability: With its wheel kit and foldable handle, the EF6600DE is easy to move around and transport.

3. Quiet Operation: Compared to other generators in its class, the EF6600DE operates relatively quietly, with a noise level of 66.5 dBA at 1/4 load.

4. Fuel Efficiency: The generator has a fuel efficiency of 0.36 gallons per hour at 1/4 load, which can help save on fuel costs over time.

5. Parallel Capability: The EF6600DE has parallel capabilities, which means it can be connected to another Yamaha generator to increase power output.

1. Heavy: The generator weighs 210.7 pounds, making it a two-person lift and limiting its portability for some users.

2. Expensive: The EF6600DE is pricier than some other generators in its class, which may be a deterrent for some buyers.

3. Complex Start-Up: The generator requires a recoil start and a choke to get going, which can be more time-consuming than push-button or electric start options.

4. Fuel Gauge: The generator does not have a fuel gauge, which means you'll need to manually check the fuel level by opening the fuel tank cover and looking inside.

In conclusion, the Yamaha EF6600DE generator is a powerful and efficient option for those in need of backup power. Its portability, quiet operation, and fuel efficiency make it a strong contender in its class. However, its heavy weight, complex start-up, and high price tag may be drawbacks for some buyers. Ultimately, the decision to purchase the EF6600DE generator depends on your specific power needs and budget.

If you're looking for a powerful and portable generator with good fuel efficiency and parallel capability, the Yamaha EF6600DE may be a good choice for you. However, if you're on a tight budget or have mobility issues, you may want to consider other options. Ultimately, it's important to weigh the pros and cons carefully before making a decision.

Details:

specifications slashgenerators:

• brand: Yamaha
• mpn: Ef6600de
• type: Power Generator
• battery included: Yes

returns slashgenerators:

• policy: no returns

shipping slashgenerators:

payments slashgenerators:

• other
• wallet: apple-pay
• credit card: discover

offer slashgenerators:

• best offers: true
• prices: $6.99–$1200.00
• item condition:
  • New
  • Acceptable
  • Open box
  • Used
  • Good
  • Very Good
• in stock #: 5
• started: december 15, 2025
• options: seller-arranged-local-pickup
• sold #: 12
• availability: in stock

seller slashgenerators:

• rating: 97.1%
• city: the villages, florida
• # reviews: 798

general slashgenerators:

• category: Home & Garden > Yard, Living > Outdoor Power Equipment > Generators

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