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Top 10 Best Dual Fuel Generator | Freedom & Flexibility In Fuel Choice

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Just imagine how a few minutes without power can disrupt our daily routine. In our daily lives, electricity has become necessary, just like air or water!

And the consequences of moving from micro to macro life are unfathomable. Some essential services, such as healthcare, data centers, and education, entirely rely on power. Industrial, manufacturing, and retail firms, for example, run a million-dollar business while being completely dependent on a stable power supply.

An electric power outage also indicates a power crisis in the economy. According to several surveys, the cost of an interruption for a large corporation in New York can reach millions of dollars per hour. If we evaluate it for a year, it can add up to several billions. In this respect, dual fuel generators can be a suitable remedy.

Dual fuel generators are essentially electrical generators that generate electricity using two distinct fuels. These generators usually use petrol or propane as primary sources of power.

Gas is relatively easy to get, as it's almost everywhere readily available. However, it does have several inconveniences, such as excessive frequencies and more vapours. On the other hand, propane is much neater and cleaner. In the event of an emergency, it can also be convenient.

To help you choose the best, we’ve narrowed down the top 10 best dual fuel generator. You won’t be disappointed with any of them. Take a look for yourself!

Westinghouse is a powerhouse brand in the generator industry. So, it’s no wonder that the first item on our list is a Westinghouse product. Meet Westinghouse WGen9500DF, a heavy-duty dual generator featuring a 457cc four-stroke engine.

If you don’t know what that means, this generator can run your water pump, fans, lights, and air conditioning, and yet you won’t even begin to scratch the surface of its potential!

With a running time of 12 hours at 50% load capacity, the WGen9500DF has some other exciting features that make it irresistible. But, first, let’s talk about its engine design.

The 457cc OHV engine is a mighty workhorse with a cast iron sleeve. So, no matter how cold it is, you won’t have any problem turning on this engine, unlike some cheaper models, which don’t have a decent cold start.

Another exciting feature is the remote start feature, with which you can turn the generator on from 260 feet away. So, there’s no need to stumble in the dark looking for the on the switch.

And if you ever forget to refill the tank, thanks to its auto low oil shutdown system, the motor will turn off by itself, preventing any damage to the generator.

The WGen9500DF should be anyone’s first choice for a heavy-duty dual generator with all the added features and extreme reliability.

Westinghouse WGen9500DF Features
Westinghouse Wgen9500DF Dual Fuel Generator
Pros
  • Displayable volt output frequency
  • Remote start key allows the user to start the engine from 260ft. Away
  • Features heavy-duty wheels for added portability
  • The automatic low oil shutdown feature extends the engine’s lifespan
  • Easy to maintain and to use
Cons
  • A bit on the expensive side

What’s the mark of an exemplary generator? A good generator doesn’t let you know that you’re using a generator. One prime example is the Firman H08051.

With the Firman Volt lock, this unit will ensure that there’s a consistent power flow. Some other additional features make the H08051 unit one of the best dual fuel generators.

Another reason to choose the Firman H08051 is its quiet operation. Operating at only 74 decibels, you’ll hardly notice that this machine is even on. And thanks to its Phoenix Fat Head Block, the model is reasonably fuel-efficient, offering a run time of 12 hours at 50% capacity.

Efficient, durable, and robust; these are the marks of a great generator, and the Firman H08051 has it all!

Firman H08051 Features
Pros
  • Easy fuel transfer with the included LP hose
  • Avoids any significant damages due to its sturdy frame and design
  • Firman volt lock ensures consistent power output with low distortion
Cons
  • Long crank time before starting on propane

Just as its name suggests, Champion Power Equipment is a champion in the power generation device industry. They’re known for manufacturing powerful generators. One prime example of their craft is the Champion 7500 Watt Dual Fuel Generator.

It’s a culmination of their expertise and years of experience in manufacturing the leading power generating devices. Packed with safety features and loads of conveniences, the Champion 7500 Watt generator is a firm favourite of customers.

Although the generator is a bit loud, it more than makes up for it using its fuel efficiency. While you may think the 7.7-gallon capacity is a bit low, this unit can run for 10 hours while powering all electrical appliances at your house and office. And its low oil shutoff sensor lets you relax and not continuously worry about the oil level.

All-in-all, it’s a fantastic generator to have at your home and workplace.

Champion 7500 Watt Dual Fuel Generator
Pros
  • Features Volt Guard surge protectors to prevent any overloads
  • 5-mode intelligauge keeps track of voltage, runtime (hours), and hertz
  • Cold Start Technology guarantees a quick start in cold weather
  • 5-inch never-flat tires offer added portability
Cons
  • Can be a bit loud

When it comes to overall quality and value, it’s hard to beat the DuroMax XP4850EH. DuroMax has been bringing out best-for-the-money deals for quite a while now. So, it’s not a surprise that in the case of XP4850EH, you get more than what you pay for. Let’s take a look at what you get.

Like its predecessors, the XP4850EH has a rugged build with a sturdy design. With it comes a pair of 10.5-inch solid rubber wheels which are sure to put you at ease.

And the four-stroke 210cc engine that sits on top of those wheels is no joke. To top it off, it comes equipped with an oversized muffler which ensures powerful yet quiet operation.

It’s everything a homeowner can want in a generator, making it one of the best dual fuel generators.

DuroMax XP4850EH Features
Duromax XP4850EH Dual Fuel Generator
Pros
  • Reasonable pricing
  • Low oil shutoff ensures a longer lifespan
  • Features a quiet muffler
Cons
  • Some reports of the 120V outlet producing a higher voltage

With a peak surge of 4000 wattages, the Champion 100573 unit is the best dual fuel generator on the go. Despite its comparatively smaller fuel container (2.9 gallons), the 100573 unit can run for 17 hours at 25% capacity.

If it’s a quiet operation you’re looking for, the 100573 unit is just what you need. Thanks to the Quiet technology, this model is 50% quieter than your typical Champion 3500-watt machine. It’s pretty budget-friendly as well. Champion Power Equipment has introduced the economy mode to this model to save you tons of fuel.

Best of all, its parallel kit allows you to increase the power output by connecting up to two inverters with a capacity of 2800-watt or more. And its fantastic price point makes it even more enticing.

Champion 100573 Dual Fuel Generator
Pros
  • Economy mode saves fuel
  • Quiet technology offers quiet operation
  • Offers an increase in power output with the parallel kit
Cons
  • Remote start doesn’t work on standby mode

There’s an adage; you get what you pay for. While this saying remains true, there are always some exceptions. For instance, the Wen DF110T is an exception to this adage. But how is it different, you may ask. Well, let’s take a look, shall we?

Wen has always delivered top-of-the-line goods at minimal pricing, and they hold up their legacy with the DF110T version as well. With loads of convenient features and safeguards, this unit can take care of the power generating needs of any contractor.

However, you should note that it’s not truly an industrial-grade generator but rather more of a medium-duty one.

That being said, the DF110T offers an outstanding value for the money and is a reliable generator at a reasonable price.

Pros
  • Generates less than 5% harmonic distortion
  • 9.5-inch wheels offer easy transportation
  • Circuit breakers to prevent any surge damage
  • Hour meter display allows routine monitoring maintenance
Cons
  • Doesn’t run on LPG gas

Electricity is part and parcel of our life. It has become such a crucial part of our lives that we can’t do without it for a single moment, which is why everyone hates load shedding or blackouts. That’s where generators come in. But the droning noise can be pretty annoying.

What if there was a generator that could run anything at your home and office without letting you know with an obnoxiously loud noise? Of course, anyone would jump at it. This brings us to the second product on our list of the best dual fuel generators, the Duromax XP10000E portable generator.

The XP1000E unit surges at 10,000 watts with a running power of 8,000 watts. Moreover, it features an 8.3-gallon fuel tank. All these roughly translate to a runtime of eight hours at half the generator’s capacity.

The engine is pretty well-built with a fantastic safeguarding system. The XP1000E has a safety system that protects its internals from electric surges of any kind.

Moreover, DuroMax has installed the automatic low oil shutdown system that shuts down the generator whenever the fuel level gets low, safeguarding it from any sort of damages.

With high compatibility, the DuroMax XP1000E can take care of most of your power-generating needs.

Duromax XP10000E Features
Pros
  • Lowers the RPMs of the generator during idle hours, reducing noise and saving fuel
  • Features a manual start option for emergencies
  • Quiet operation
  • Low oil shutoff technology protects the generator and ensures its safety
  • Maximum compatibility with a wide range of power outlets
Cons
  • Customer services leave something to be desired

The 3600DF is another mind-boggling product from the Westinghouse powerhouse. With 4650 watts starting power and a running power of 3600 watts (on gas), this fantastic machine leaves little to be desired.

Westinghouse thrives on simplicity. As such, the 3600DF model is straightforward to use with an electric start. To take ease of use to the next level, the manufacturers have included a wireless remote start system in this model.

With excellent fuel efficiency, this powerful generator will save you tons of fuel. All these exciting features are what make this great product worth the money.

Westinghouse 3600DF Dual Fuel Portable Generator
Pros
  • Easy to use
  • Included wheel and handle kit adds to the portability
  • Remote start key allows remote initiation
Cons
  • Relatively heavy for its limit

Picture this – your generator’s running, and suddenly you remembered that it’s running low on fuel. But now you can’t turn it off and switch to another source because you’re in the middle of an important project.

So, what’re your options? Is it just to hurry and pray the power doesn’t go out till you finish? No, of course not! With the Pulsar G12KBN, you have another option.

Thanks to the switch-and-go technology, you can switch its power source mid-use. And it’s because of such exciting features, this generator is on our list of the best dual fuel generator.

With a sufficiently large fuel tank and good fuel efficiency, the G12KBN can run for twelve hours at a stretch at half capacity. So, you won’t be left stranded in a blackout if you’ve got this unit at your home or office.

Pulsar G12KBN Features
Pros
  • 10-inch never-flat wheel and drop-down handles offer easy portability and storage
  • Can switch between power source during use
  • Offers both electric and recoil start for backup
Cons
  • Can be a little loud

The DS10000EH comes from a long line of power generators from DuroStar. With 10000 starting wattage and 8000 running wattage, this generator can take care of all of your power generating needs.

This unit carries the signature DuroStar look with drop-down handles and 10-inch flat-free wheels. So, you won’t have to worry about carrying or storing it.

Moreover, it’s very fuel-efficient. With a fuel tank of 8.3-gallon capacity, this model can run for 10.4 hours at fifty percent capacity.

One thing that most generator owners worry about is the generator’s shelf life. DuroStar, being an experienced manufacturer, knows about it. That’s why they have designed the DS10000EH with an extended shelf life. So, you can store propane indefinitely.

Also, it’ll cut back on your costs, making it one of the best dual fuel generators for your home and workspace.

DuroStar DS10000EH Dual Fuel Generator
Pros
  • Multiple power options offer enhanced compatibility
  • Low oil shutoff extends the unit’s lifespan
  • Reduced operating cost
Cons
  • Can be a bit noisy

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Buyer’s Guide

Take into consideration the following objects if you want to purchase the best dual fuel generator:

Size

Due to the fact that dual generators of fuel depend on gasoline, each generator has a fuel tank. This combustible fuel tank has the ability to show the gasoline that can be placed immediately in the generator. Of course, for a more extended period, a larger capacity tank does not need a refill. That’s why the size of the fuel tank matters. 

Noise

Every piece of equipment that runs on fuel makes a particular degree of noise. In a dual fuel generator, you may no longer totally reduce noise. However, you can always go with the option that produces the most minor level of noise.

Power

Dual fuel generator electricity outcome is supplied in watts. Two output evaluations are available to rate the output and watts.

The continued output voltage is the highest performance available at any moment. In contrast, the maximum output is the most increased production available at any given time. Before you buy one, make sure you know how to calculate power outputs i.e. Watts, Volts and KVA in details. 

Budget

Portable generators range in price from $400 to $4,000. As a result, the cost is an essential concern. More power equates to more cash. You will have to pay a lot of money if you need power for days or weeks at a time.

You will also spend more on a quieter motor. As a result, it is entirely up to you.

Portability

It’s also something to think about. It may appear obvious, but it is frequently neglected. Choose one that is somewhat light so that anyone can transport your generator as needed.

Safety and Regulation

Before purchasing one, keep safety in mind. You understand the importance of safety. Also, take into account the local government’s regulations on these items.

Also make sure that your preferred dual fuel generator have the following options available:

  • Automictic Starts
  • Fuel Gauges
  • Fuel Stabilizer
  • Gas Can
  • Wheels
  • Weather Resistant Covers

Advantages And Disadvantages Of Dual Fuel Generator 

All generators operate in the same way. The most fundamental difference is the type of fuel utilized to power it. Here are some of the benefits and drawbacks of a dual fuel generator.

Advantages

A dual fuel generator has a lot of benefits to offer. Let’s take a look at a few of them.

●       Dependability

These generators allow you to have power whenever and wherever you want it. To ensure a continuous power source, simply switch from one fuel to another.

●       Easy Switching

You can quickly switch between the propane and gas systems with a dual fuel generator. As a result, you can utilize the generator without difficulty.

●       Uninterrupted Power Supply

They’re made to offer support constantly for more than 24 hours.

●       Easy to Assemble

They are simple to assemble right out of the box and can be set up by anyone.

●       Effectiveness

The best dual fuel generator is much more efficient since it provides more electricity and runs longer.

●       Durability

Generators that run on two fuels are built to last an entire lifetime if used right.

Disadvantages

A dual fuel generator’s main disadvantage is that it is heavier than other generators.

In addition, when using propane, a dual fuel generator must remain attached to a propane tank, which may restrict its mobility. Also, while the generator is operating on propane, the electricity production is marginally lower.

Why Buy a Portable Generator?

Till the usual supply of energy is recovered, a transportable generator can supply the necessary power to continue vital electrical devices working.

Hurricanes, tornadoes, and other natural calamities frequently knock off power in hurricane-prone areas. A portable power generator might be the difference between survival and tragedy in an emergency.

Portable generators are essential for patients with medical disorders who require continuous assistance from electrically driven medical equipment. Portable generators are helpful for more than just emergencies. They can also be utilized for amusement and enjoyment in regions where the power grid is not available.

Portable generators are a substantial extra expense, but they could be your greatest bet in an emergency.

Frequently Asked Questions

What’s the difference between single fuel and dual fuel generators?

The primary difference between the two types of generators is that dual fuel generators use two types of fuel (propane or gasoline) as their power source, while single fuel uses one.

Which dual-fuel generator would you suggest for my RV?

We have a detailed review along with buying guide on the To 10 Best RV Generator | Reviews & Guides. Please have a look.

Is it necessary to ground a dual fuel portable generator?

Yes, you need to ground your generator for earthing purposes. Otherwise, it’d be dangerous.

What are the major benefits of a dual fuel generator?

Dual fuel generators are more efficient and last longer. And they ignite easily, even in cold weather.

Are dual fuel generators suitable for computers and other electronics?

Yes, if the generator produces clean power, it’s safe to operate computers and other electronics.

Are there any potential downsides?

They tend to be relatively heavier and bulkier than any other generator. Moreover, they need a propane tank to function, limiting their portability.

Is it possible to convert a standard generator to LPG?

Yes, you can convert a standard generator to LPG with a DIY conversion kit.

Why only dual fuel portable generators? Aren’t there any units that run on propane only?

Some generators run on propane only. They’re called liquid propane generators or LP generators.

Tri-fuel generators vs. dual-fuel generators – what’s the difference?

The main difference between the two is the number of their power sources. Tri-fuel uses three types of fuel (gasoline, propane, natural gas), whereas the other uses two.

Why are Transfer Switches Used for Power Transfer to The House?

That’s because the transfer switch lets the user use their house’s wiring system to transfer power to any electrical appliances from the generator.

What happens when you overload a dual-fuel generator?

If the generator has a circuit breaker, it’ll shut down if overloaded. But if there’s no circuit breaker, it may catch on fire.

How to Connect the Generator to The Home?

You can connect the generator to the house through the transfer switch via the Genset cord.

Can a dual-fuel generator run on natural gas?

Yes, a dual fuel generator can run on natural gas.

Can I Power Sensitive Electronics with The Dual Fuel Generator?

Yes, as long as the generator produces clean power, you can run sensitive electronics with it.

Dual Fuel vs. Gasoline Only – What are the advantages?

Dual fuel runs for a longer time than their gasoline counterpart. They’re also cheaper to run.

Which is Better; Gas or Propane?

Propane is relative more efficient as a fuel.

Conclusion

With the advancement of science, electricity has become integrated into our lives. We can’t pass a single moment without it. And that’s where dual fuel generators come in. They’re more efficient, easier to use, and cheaper to run than their other counterparts.

With that said, to get the best service, you need the best dual fuel generators. And after going through our article, you should have no problem getting the best one for the job. But be careful using them and follow the proper guidelines. Stay safe and be prepared for any plausible emergency!

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