Portable Generator Power when off grid or emergencies

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Yamaha EF1000is Generator Review (2021 Updated)

​The Yamaha EF1000iS is an ultra-portable Leightweight power solution that powers anything in its capacity for a good 10-12 hours on a full tank depending on the load. 

This clean and simple generator is easy to use and has a decent power output at 900 Watts and the ability to filter out noise through the sound reduction system. 

This is an intelligent unit that is capable of sensing changes in load and accordingly adjusting the fuel throttle. This will ensure smooth delivery of power will little to no spikes or surges meaning you can run sensitive equipment like Cameras, laptops, computers, TV and power tools along with a wide range of other appliances.

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Contents

Here are 3 models to compare

Light Weight
Honda 664240 EU2200i 2200 Watt Portable Inverter...
Long Run Time
Westinghouse Outdoor Power Equipment 2200 Peak...
Best Value
Energizer eZV2000P 2000W Gas Powered Portable...
Make & Model
Honda EU2200i
Westinghouse iGen2200
Energizer eZV2000P
Prime
-
-
Noise Level
68 db
69 db
68 db
Watttage
2200 Starting & 1800 Watts Running
2200 Start up & 1800 Watt running
2000 Start up & 1600 Running
Fuel & Tank Size
Gas 0.9 Gallons
1.2 Gallons Gas
Gas 1.1 Gallons
Weight
46.5 lbs
96 Lbs
44 lbs
Run Time
8.1 Hrs on half load
12 Hours Half load
12 Hrs on 25% Load
Number of outlets
2 x 120v 15A & 1 X DV 12 V
(2) 120V Outlets; (2) USB Ports
2x 120V (13.3A) 1x 12V 5A DC 2x USB
Size
20.7 x 19.3 x 12.1 inches
19.69 x 11.22 x 17.91 in
20.1 x 11 x 17.5 in
Our rating
9.4 Out of 10
9.3 Out of 10
9.6 Out of 10
Warranty
3 Years
3 Year
3 Years
Light Weight
Honda 664240 EU2200i 2200 Watt Portable Inverter...
Make & Model
Honda EU2200i
Prime
-
Noise Level
68 db
Watttage
2200 Starting & 1800 Watts Running
Fuel & Tank Size
Gas 0.9 Gallons
Weight
46.5 lbs
Run Time
8.1 Hrs on half load
Number of outlets
2 x 120v 15A & 1 X DV 12 V
Size
20.7 x 19.3 x 12.1 inches
Our rating
9.4 Out of 10
Warranty
3 Years
Long Run Time
Westinghouse Outdoor Power Equipment 2200 Peak...
Make & Model
Westinghouse iGen2200
Prime
Noise Level
69 db
Watttage
2200 Start up & 1800 Watt running
Fuel & Tank Size
1.2 Gallons Gas
Weight
96 Lbs
Run Time
12 Hours Half load
Number of outlets
(2) 120V Outlets; (2) USB Ports
Size
19.69 x 11.22 x 17.91 in
Our rating
9.3 Out of 10
Warranty
3 Year
Best Value
Energizer eZV2000P 2000W Gas Powered Portable...
Make & Model
Energizer eZV2000P
Prime
-
Noise Level
68 db
Watttage
2000 Start up & 1600 Running
Fuel & Tank Size
Gas 1.1 Gallons
Weight
44 lbs
Run Time
12 Hrs on 25% Load
Number of outlets
2x 120V (13.3A) 1x 12V 5A DC 2x USB
Size
20.1 x 11 x 17.5 in
Our rating
9.6 Out of 10
Warranty
3 Years

Last update on 2024-10-29 / Affiliate links / Images from Amazon Product Advertising API

SPEC

  • 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
  • Size: 17.70 x 9.40 x 14.90 inches
  • Weight:27.90 pounds

What Can You Use A Generator For?

What can you use a portable generator for? Well, what runs on electricity? That’s your answer! The most popular uses for portable generators are camping and RVpleasure boatingmobile detailing work, or as a backup in the home (in case of a power outage). 

With a portable generator, you can access luxuries like heating, light, and music, anytime, anywhere! 

Yamaha EF1000is Generator review
Perfect for recreational use like boating

A generator will allow you to bring the comforts of indoors to the outdoors when you camp or RV. Enjoy a cup of hot coffee, quick. Or, cool off by running an air-conditioner in your RV.

Portable generators can run high-amperage power tools, refrigerators, microwaves, and more. 

In an emergency, a portable generator is a lifesaver and will make sure that you are never without vital electricity in your home. No matter the application, a portable generator can be truly indispensable. Just make sure to invest in one of quality… like the Yamaha EF1000is, which is, without a doubt, one of the best!

Here’s a chart with the wattages for many home appliances:

AppliancesRunning WattsStart Up Watts
Clock Radio3 W5 W
Phone Charger3 W5 W
Google Nest5 W5 W
Tablet Computer10 W15 W
32 In LED TV20 W60 W
Air Purifier25 W30 W
Humidifier35 W40 W
Cooling Fan40 W60 W
Freezer40 W60 W
PS4 or Xbox50 W120 W
Lightbulb 60 W60 W60 W
Water Dispenser100 W100 W
Refrigerator150 W300 W
American Style Refrigerator200 W 500 W
Garden Strimmer300 W500 W
Submersible Water Pump350 W500 W
Music Stereo400 W400 W
Vacuum Cleaner400 W1000 W
Toaster700 W1900 W
Electric Drill800 W1100 W
Coffee Maker800 W1000 W
Washing Machine 800 W800 W
Lawn Mower1000 W1500 W
Air Fryer1400 W1400 W
Air Compressor1500 W4800 W
Oven2000 W 2000 W
Home Air Conditioner1200 W4000 W
RV Air Conditioner1300 W4500 W
Belt Sander1400 W2400 W
Hairdryer1400 W1400 W
Hammer Drill1700 W1600 W
Air Compressor – 1 HP1600 W4800 W
Welding Rig2500 W3000 W

How Loud Does It Run?

Anyone who’s familiar with these machines will know that they can be pretty loud. In fact, at times they can even irritate some people. That’s why there are campsites out there that have outright banned loud generators from being used by campers. 

Luckily for those of you who plan on using this generator on a camping trip or if you live in a quiet suburb, this generator is not loud. From about 20-feet out, it has a noise rating of 78db. 

This is not quiet by any means, but it is only slightly louder than normal conversation volume. While it won’t run as smoothly as generators designed to run quietly, it will definitely be running at a volume that just about anyone in the area can tolerate with no problem.

yamaha ef1000is

How Durable Is It?

As is expected from a large and powerful machine such as this one, there have been a couple of measures put in to make sure it will last for a long time. For starters, the overall build quality of the generator is sturdy, which is part of the reason the machine weighs what it does. 

Aside from that, it has multiple coats of anti-corrosive material, which can reduce the damage that time can do to the generator and help it keep working and serving its purpose for years to come.

Powerful Inverter System Delivers Cleaner Electricity

The EF1000iS is built around an innovative inverter system, which is able to deliver higher-quality, cleaner electricity than competing generators. It produces energy in the form of pure sine waves, which are cleaner and more reliable than most commercial power sources.

This means you can use it to run sensitive appliances like computers, charge phones, Camera equipment and laptops.

Smart Technologies for Optimal Fuel Efficiency

The EF1000iS is exceptionally fuel-efficient, able to run for up to 10-12 hours without refueling when in Economy mode. With its Smart Throttle Load feature, the generator is able to dynamically adjust engine speed depending on output, resulting in greater overall fuel efficiency.

The generator also features an exclusive dual coil alternator stator, which lowers engine speed and reduces total fuel consumption.

Ergonomic, User-Friendly Design

At only 27.6 pounds, this generator is also ultra-portable and features an easy-to-carry design. It has a convenient, centralized control panel, which allows you to easily access all of the generator’s features at the push of a button.

For added convenience, the EF1000iS is even able to recharge 12-volt batteries with its 12-volt DC output, making it ideal for RV, auto, and boat owners.

Noise Reduction for Quiet Operation

The EF1000iS uses noise reduction technologies to ensure the quietest operation possible. Featuring a special sound-blocking design, the generator has a noise-absorbing glass wool construction, which helps dampen noise even during heavy operation. Along with the EF1000iS’ super-quiet muffler, it helps keep noise to a minimum.

To see more quiet generators visit our TOP 5 Quietest Generator Review here!

Conclusion: Yamaha EF1000is

When all is and done the Yamaha is one of the best small, lightweight portable generators available today. With thousands sold online each year you can be sure you’re buying a quality machine backed by Yamaha’s great warranty policy and repair service.

If you like the look of this Generator and would like to see more… Here are some more Yamaha Portable Generators.

YAMAHA EF2200iS Inverter Generator, 2200 Watts,...
YAMAHA EF2200iS Inverter Generator, 2200 Watts,...
Powerful Yamaha 79cc Engine - Provides high power output.; Yamaha Quiet Technology - Outfitted with Yamaha sophisticated muffler...

Last update on 2024-10-01 / Affiliate links / Images from Amazon Product Advertising API

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All the article on Oofgrid offer help and practical advice for using and purchasing a portable generator. However, We are enthusiasts and not qualified electricians. Always seek professional advice when working with electrical or Petrol appliances.