Yamaha EF2000iS 2,000 Watt 79cc OHV 4-Stroke Gas Powered Portable Inverter Generator (CARB Compliant)
Client Reviews
This is a very high excellent unit, nicely developed. I chose it more than the Honda Eu2000i for the reason that it has a fuel gage and is a hair lighter (two pounds), and liked the styling greater. Specs are so close it's a tie... the Yamaha unit specs a bit quieter in "eco" throttle but the Honda specs a bit quieter at full power. Prior to this obtain I had purchased a Honeywell inverter generator (a significantly much less expensive Chinese-created knock-off) from Costco which I returned, given that I was unimpressed with the Honeywell unit's good quality and noise level. Though the price tag distinction is important, you get what you spend for in this case. Any person seeking at the cheaper knock-offs should certainly actually look into that a 5db raise in noise level is a main distinction, the way humans perceive it.
The most impressive factor about this unit is how quiet it is. Even at full engine speed you can stand about 6 feet away and have a usual conversation without having raising your voice, or speak on a cell telephone with out undue distraction. It functions an "eco" setting which tapers down the engine throttle and noise when full load isn't expected. At half-throttle or much less, from about 6 feet away it is about half as loud and amazingly quiet. I applied it to run a 50-amp 12v battery charger and at complete charge level the charger only expected the generator to operate at about half-speed, and when the charger tapered down the charge level to under 30-amps the generator became so quiet I literally forgot about it. It is Much quieter than my boat's inboard diesel engine, and far more effective than operating the major engine just to best off the batteries. I also employed it to power a heavy duty 120v grinder and it had no issues supplying the required power, even on electric motor begin-up.
I got this primarily for charging our boat's batteries at anchor but I also wanted the potential to run power tools. The lighter 1000-watt inverter generators could effortlessly manage the charging application but not the far more power-hungry tools. Getting the additional power also means the eco-throttle will likely kick in earlier and the unit will operate quieter. The number-1 obtain criteria was "quiet" simply because I don't want to be distracted by incessant noise or be a poor neighbor in anchorages. The Honeywell was not quiet sufficient in my opinion.
If generators are abused it will lead to regulations banning them, so an appeal to other boaters and to campers: Please do not settle for "affordable". Get a better excellent inverter-generator unit that is quieter so you minimize noise pollution in get-away places. (Leave your "contractors generator" at dwelling!) Also, please be considerate of neighbors and limit operating it to instances/locations you are not as likely to disturb other individuals... and don't leave your boat or campsite even though it runs and runs. We all like our electric conveniences, but if you actually want 120v power far more or less continually you will need to either remain residence or get a dock/parking space where you can plug into "the grid". It's rude to disturb other people who are attempting to get away to acquire some peace and quiet.
Unfavorable: The unit ships without the need of engine oil, so you desire to acquire a quart of normal four-stroke engine oil and fill it. You will also need a funnel, and a pan to catch excess oil. There is no dipstick you require to fill to the level of the bottom of the filler hole until any extra runs out. It uses much less than three/4 quart. I consider they will need to have included the expected amount of oil, and a plastic filler container with a spout, marked to show the correct quantity of oil to use.
Update 2/22/2012: In general nevertheless very pleased with the unit, but checking oil level is inconvenient (you desire to open the case with a lot of screws) and changing the oil is a messy operation involving rags and clean-up for the reason that there is no neat way to capture the waste oil or overflow straight into a container. I consider the next generation of this item should certainly improve on that design problem and give a dip stick or oil level indicator that is either externally accessible or located behind a rapid-access panel.
Update 8/29/11:
Getting owned this for pretty much 2 years now I would add the following:
1) I have identified that it has adequate power to run the charger AND the hot water heater's 120v heating element at the very same time. It is close to-max (operating full speed) but does not light the overload light when performing that and the charger is in bulk phase. Good when you are in an anchorage for a couple of days and have not run the engine. Why run a 57hp diesel just to heat water and charge the property bank?
2) If I shut off the fuel and let the carburetor run dry just before placing it away, it does not smell of gas with the fuel vent and fuel valve each closed. The maker advocates storing in a nicely ventilated region or garage, but odor from fumes is not a trouble.
three) It really is also valuable at house through power outages. I have a larger significantly louder 5500w contractors generator that plugs into a 12-circuit transfer switch wired by an electrician, but as a courtesy to neighbors I shut that off overnight. I can use this Yamaha unit with an extension cord to hold just the refrigerator running overnight and it stays in 'eco mode' so it practically purrs. Also the fuel burn rate is extremely low so it utilizes a fraction of what the larger generator would use.
Have had zero concerns with this unit so far.
This generator is super quiet and the engine runs truly smoothly. It instantly modifications it really is operating speed just as fast as I can move the speed switch on a 1850 watt hair dryer I applied to test it. It doesn't consist of oil and the angle of the oil fill hole is practically horizontal, creating it a small difficult to fill even with a funnel, but they did place a nice tiny drip tray correct beneath the opening so it does not go everywhere. The gas gauge is genuinely nice. Produced in Japan. Their competitor (Honda) has some good videos on their web-site demonstrating the sound level of actual generators running and the equivalent size Honda generator is particularly close in noise level to this 1. Yamaha should really do the very same but until then, check out the Honda web page.
Yamaha says this is CARB compliant on their internet site so I'm not confident why Amazon says it isn't. The label on the generator says it is a 3 on the 10 point California emission scale. Yamaha merely is not creating a significant deal of it like some others do I suppose. This is a new model as of summer 2009. The starter cord is seriously simple to pull - in contrast to any other engine I've ever began by hand.
Item Description
Amazon.com Item Description
Effective, transportable, and efficient, the Yamaha EF2000iS Gas-Powered Portable Inverter delivers maximum electrical output without the need of sacrificing portability. Thanks to its revolutionary inverter method, the generator is able to produce up to two,000 watts of clean AC power. It can run up to 10.five hours continuously without refueling and utilizes premium technologies to maximize fuel efficiency.
EF2000iS InverterAt a Glance
- Combines effective output with portability
- Inverter technique enables you to power delicate machinery
- Fuel-efficient can run for 12 hours with out refueling
- Lightweight and quick to carry
- Backed by a 2-year warranty
Compact and ergonomic, the EF2000iS is effortless to retailer and transport. .
TwinTech technologies allows you to hook up two units for added output. .Powerful Inverter System Delivers Cleaner ElectricityThe EF2000iS is built around an innovative inverter method, which is able to deliver greater-top quality, cleaner electricity than competing generators. It produces energy in the form of pure sine waves, which are cleaner and significantly more reliable than most commercial power sources.
In easier terms, this signifies that you will be able to confidently power delicate machinery with out having to be concerned about the harm triggered by unrefined power. An electrical overload breaker is also included, to avoid generator damage in case of an unexpected overload.
Smart Technologies for Optimal Fuel EfficiencyThe EF2000iS is exceptionally fuel efficient, in a position to run for up to 10.5 hours with out refueling when in Economic climate mode. Its OHV engine runs reliably and dissipates heat effectively, allowing for each a extended life and optimal fuel consumption.
With its Sensible Throttle Load function, the generator is able to dynamically adjust engine speed depending on output, resulting in better overall fuel efficiency. The generator also attributes an exclusive dual coil alternator stator, which lowers engine speed and reduces total fuel consumption.
Ergonomic, User-Friendly DesignWeighing 44 pounds, the generator is ultra-portable and functions an simple and easy-to-carry style. It has a handy, centralized manage panel, which will allow you to easily access all of the generator's features at the push of a button. It also begins up responsively due to its auto-decompression program, which reduces compression and makes start-up much less tricky.
For added convenience, the EF2000iS is able to recharge batteries with its 8A12V DC output, creating it ideal for RV, auto, and boat owners. You can even hook up two EF2000iS units for added output, thanks to TwinTech engineering. And you won't have to worry about engine damage due to low oil levels: an oil-watch warning method continuously monitors oil levels and lets you know when an oil alter is needed.
Noise Reduction for Quiet OperationThe EF2000iS makes use of noise reduction technologies to make certain the quietest operation potential. Featuring a particular sound-blocking design, the generator has noise-absorbing glass wool construction, which aids dampen noise even in the course of heavy operation. Along with the EF2000iS' super-quiet muffler and vibration-isolating feet, it helps maintain noise to a minimum.
The EF2000iS is backed by a two-year warranty.
What's in the BoxGas-powered generator
The EF2000iS has the EPA's longest engine emission life rating. .
The EF2000iS recharges 12-volt batteries, making it best for boat, RV, and auto owners. .
<h3Yamaha EF2000iS</h3
Powerful, portable, and efficient, the Yamaha EF2000iS Gas-Powered Portable Inverter delivers maximum electrical output without having sacrificing portability. Thanks to its revolutionary inverter program, the generator is in a position to generate up to 2,000 watts of clean AC power. It can run up to 10.5 hours continuously with out refueling and makes use of premium technologies to maximize fuel efficiency.
The EF2000iS is backed by a 3-year warranty.
See all Item Description
Product Details
- Item Weight: 49 pounds
- Shipping Weight: 50 pounds (View shipping rates and policies)
- Shipping: This item is also available for shipping to select countries outside the U.S.
- Shipping Advisory: This item must be shipped separately from other items in your order. Additional shipping charges will not apply.
- ASIN: B002RWK9N2
- Item model number: EF2000iS
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