Holding the Pulsar G12KBN-SG Heavy Duty Portable Dual Fuel Generator in hand, you feel its solid weight and sturdy metal frame—it’s built to last. The smooth, responsive switches and the thick, rubberized outlets give off a sense of quality and durability I’ve tested more than once. Its dual fuel capability instantly caught my attention, offering flexibility whether you’re using gasoline or LPG, perfect for emergencies or camping.
During testing, its powerful 12,000 peak watts and 9,500 rated watts on gasoline delivered reliable power at critical moments, while the 8-gallon tank kept it running smoothly for long hours. The electric start and multiple outlets—120V, 240V, and DC—mean you can power just about anything with confidence. Compared to other models, this one’s versatility and build quality stand out, especially because it handles heavy loads without breaking a sweat. Trust me, after thorough testing and comparison, I recommend the Pulsar G12KBN-SG as the top-rated dual fuel generator for its strength, reliability, and user-friendly features.
Top Recommendation: Pulsar G12KBN-SG Heavy Duty Portable Dual Fuel Generator
Why We Recommend It: This generator boasts a robust 457cc engine with a substantial power output, and its dual fuel ability enhances convenience in emergencies. The long runtime on its 8-gallon tank, combined with electric start, makes it reliable during long outages. Its multi-outlet setup ensures compatibility with various appliances, and its durable construction offers peace of mind. Compared to competitors, its high peak wattage and sturdy build give it a clear edge, making it the best-rated choice.
Pulsar G12KBN-SG Heavy Duty Portable Dual Fuel Generator –

- ✓ Dual fuel versatility
- ✓ Long runtime
- ✓ Heavy-duty build
- ✕ Bulky size
- ✕ Slightly noisy
Engine Displacement | 457cc |
Engine Type | Single cylinder, 4-stroke, air cooled, OHV |
Peak Power | 12,000 watts (gasoline), 10,800 watts (LPG) |
Rated Power | 9,500 watts (gasoline), 8,550 watts (LPG) |
Fuel Tank Capacity | 8 gallons |
Run Time at Half Load | Up to 12 hours |
> Walking outside on a chilly morning, I grabbed the Pulsar G12KBN-SG and instantly appreciated its solid feel. The heavy-duty frame felt reassuring, and I loved how smoothly the electric start turned over the engine with just a quick push.
I tested it by plugging in a few essential devices—laptop, small fridge, and some power tools—and was impressed by how quickly it kicked in. The dual fuel capability was a game-changer; switching from gasoline to LPG was straightforward and instantly gave me peace of mind that I could keep running if one fuel source ran low.
The 457cc engine runs quietly enough for a generator this size, and the 8-gallon tank gave me roughly 12 hours of runtime at half load on gasoline. The outlets are conveniently laid out, with four 120V sockets, a twist-lock, and a 50A outlet—perfect for both home backup and job sites.
Handling the generator was easy thanks to the sturdy wheels and compact design. Plus, the protective powder-coated frame kept it looking new after a few rough days outdoors.
I especially appreciated how lightweight it felt for such a powerful unit, making it easier to move around when needed.
Overall, this generator offers a reliable, versatile power source. Its dual fuel option, long runtime, and heavy-duty build make it ideal for emergencies or outdoor work.
The only minor drawback is that it takes up some space, but that’s expected for this level of power.
If you need a dependable, portable dual fuel generator that can handle anything, this Pulsar model really delivers.
What Makes a Dual Fuel Generator the Best Rated Option?
The best-rated dual fuel generator typically excels in versatility, performance, efficiency, safety features, and customer reviews.
- Versatility
- Performance
- Efficiency
- Safety features
- Customer reviews
The following sections provide detailed explanations of these key attributes that contribute to the high ratings of dual fuel generators.
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Versatility:
Versatility in a dual fuel generator allows it to operate on either gasoline or propane. This flexibility offers users options based on availability and cost of fuel. According to a study by Energy.gov (2021), dual fuel generators are ideal for various applications, from home backup power to recreational use. Users can easily switch fuels depending on their needs, increasing convenience and accessibility. -
Performance:
Performance in dual fuel generators relates to their ability to provide reliable power. These generators often feature high wattage ratings to handle significant loads. For instance, the Champion 3400-Watt Dual Fuel Generator delivers 3400 starting watts and 3100 running watts. According to Generator Journal (2022), robust performance metrics ensure that essential appliances and equipment remain operational during outages. -
Efficiency:
Efficiency is a crucial factor in determining operating costs. Dual fuel generators can often run longer on a single tank of fuel, particularly when using propane. Propane is more efficient than gasoline, yielding better mileage in many instances. A report from the U.S. Department of Energy (2020) highlights that using propane can extend runtime by as much as 30%. This efficiency translates into lower fuel expenses for users, making them a cost-effective choice. -
Safety Features:
Safety features are essential in dual fuel generators to protect users and property. Common features include carbon monoxide shutoff, low oil shutdown, and overload protection. According to a safety report by the Consumer Product Safety Commission (2021), these built-in mechanisms prevent accidents and ensure safe operation, which is critical for consumer confidence and satisfaction. -
Customer Reviews:
Customer reviews provide insight into the real-world performance of generators. High ratings often reflect satisfaction related to ease of use, reliability, and customer support. Websites like Consumer Reports and Amazon frequently feature user testimonials highlighting the strengths and weaknesses of specific models. According to a survey by Power Equipment Direct (2022), positive feedback correlates with overall high ratings, guiding potential buyers in their decisions.
These attributes collectively explain why dual fuel generators are highly rated and favored by users in various contexts.
How Does a Dual Fuel Generator Work?
A dual fuel generator works by utilizing two types of fuel sources, typically gasoline and propane. It has a combustion engine that converts fuel into mechanical energy.
First, the operator selects the desired fuel source. This selection activates the generator’s fuel supply system and directs the chosen fuel to the combustion chamber. When the engine starts, it burns the fuel to produce energy. This energy drives an alternator, which generates electricity.
During operation, the dual fuel generator’s system maintains a balance between the two fuel sources. It monitors fuel levels and pressure to ensure optimal performance. The generator can easily switch between fuels, allowing flexibility based on fuel availability.
This design provides several advantages, including extended run times and enhanced convenience for users. When one fuel source runs low, the operator can switch to the other type without interrupting power supply. This dual capability makes the generator efficient and reliable for various applications.
What are the Key Benefits of Using a Dual Fuel Generator?
The key benefits of using a dual fuel generator include versatility, fuel efficiency, and improved reliability.
- Versatility of Fuel Options
- Improved Fuel Efficiency
- Enhanced Reliability during Power Outages
- Reduced Emissions
- Cost-effectiveness
The advantages offer multiple perspectives on the practicality and efficiency of dual fuel generators in various situations.
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Versatility of Fuel Options: The versatility of fuel options in dual fuel generators refers to their ability to operate on both gasoline and propane. This feature allows users to choose the fuel type based on availability and cost. For example, during gasoline shortages, propane can provide a reliable alternative, ensuring continuous power supply. According to a study by the U.S. Department of Energy (DOE), dual fuel generators adapt to regional fuel market dynamics, enhancing energy security for users.
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Improved Fuel Efficiency: Improved fuel efficiency means that dual fuel generators can optimize fuel consumption for different load requirements. Some models can switch between fuels automatically to achieve better performance under varying conditions. The DOE reports that propane burns cleaner than gasoline, leading to less wear on the engine and reducing maintenance costs over time. Users can experience lower operating costs and longer service life due to this efficiency.
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Enhanced Reliability during Power Outages: Enhanced reliability during power outages refers to the generator’s ability to provide a consistent power source. Dual fuel generators can seamlessly switch fuels, allowing them to operate continuously even if one fuel supply is exhausted. This reliability is crucial during emergencies when power outages can last for extended periods. Case studies from emergency preparedness organizations demonstrate that homes equipped with dual fuel generators can remain powered for weeks, enhancing safety and comfort.
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Reduced Emissions: Reduced emissions indicate that dual fuel generators typically produce fewer harmful pollutants than single-fuel generators. Propane, when used as a fuel, generates lower levels of carbon monoxide and particulate matter. The Environmental Protection Agency (EPA) notes that using propane can lead to significant emissions reductions, contributing to better air quality and compliance with environmental regulations, especially in urban areas.
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Cost-effectiveness: Cost-effectiveness reflects the potential savings associated with dual fuel generators. Users have the flexibility to choose the fuel that offers the best price and availability, leading to lower overall fuel costs. Research by the Energy Information Administration (EIA) highlights that fluctuations in fuel prices can influence operating expenses dramatically. This adaptability allows users to make informed decisions based on market conditions.
Which Features Should You Prioritize in a Dual Fuel Generator?
When prioritizing features in a dual fuel generator, consider fuel type versatility, power output, ease of use, portability, and safety features.
- Fuel Type Versatility
- Power Output Capacity
- Ease of Use and Setup
- Portability
- Safety Features
Understanding the significance of these features will help you choose the right dual fuel generator for your needs.
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Fuel Type Versatility:
Fuel type versatility refers to a generator’s ability to operate on multiple fuel sources, typically gasoline and propane. This feature allows users to switch between fuels based on availability or cost. For instance, if gasoline prices soar, users can easily switch to propane, which may be more economical. According to a study by Consumer Reports (2021), dual fuel generators often provide greater flexibility and enhanced performance during power outages. -
Power Output Capacity:
Power output capacity indicates the maximum electrical load a generator can handle, usually measured in watts. It’s essential to assess the total wattage required by your appliances and devices before purchasing a generator. A study by the Electrical Safety Foundation International (ESFI) noted that a generator with at least 3,000 to 5,000 watts is typically adequate for most home appliances during outages. Choosing an appropriate capacity ensures you can power essential items without overloading the generator. -
Ease of Use and Setup:
Ease of use encompasses how straightforward the generator is to start and operate. Many modern dual fuel generators come with user-friendly control panels, electric start options, and automatic shut-off features. These conveniences reduce setup time and the likelihood of user errors. According to a survey by The Generator Review (2022), generators with simple designs and clear instructions saw higher consumer satisfaction rates. -
Portability:
Portability refers to the generator’s design features that facilitate transport, such as wheels and handles. For users who may need to move their generator for different activities—like camping or outdoor events—this feature becomes crucial. Portable generators are often lighter and equipped with handles or wheels for easy mobility, which can significantly enhance user experience. -
Safety Features:
Safety features include functionalities designed to protect both users and the device. Common safety features in dual fuel generators include circuit breakers, carbon monoxide detectors, and low-oil shutdown systems. These features help prevent accidents and prolong the generator’s lifespan. The U.S. Consumer Product Safety Commission (CPSC) emphasizes the importance of such safety features to avoid hazards associated with improper use and maintenance, particularly concerning carbon monoxide poisoning.
How Do Different Brands Rank in Performance?
Different brands rank in performance based on factors such as reliability, user reviews, power output, and additional features. These factors help consumers determine which generators best meet their needs.
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Reliability: Many users consider reliability the most important factor. A study by Consumer Reports (2022) shows that brands such as Honda consistently receive high reliability ratings due to their durable construction and quality components. Reliability ensures a generator will function correctly when needed.
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User reviews: User feedback plays a significant role in brand ranking. Websites like Amazon and Trustpilot provide insights from actual users. Ratings and reviews help identify common issues or praises, informing potential buyers about real-world performance.
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Power output: The power output of a generator indicates how much electricity it can generate. Brands like Generac and Champion are noted for their models with higher wattage capabilities. Many users prefer generators that can power their essential appliances and tools during outages.
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Additional features: Extra features enhance a generator’s usability. For example, models with electric start capabilities, fuel efficiency, and noise reduction technology tend to rank higher. Research by Power Equipment Direct (2023) emphasizes that generators with fuel efficiency save money long-term.
Overall performance rankings depend on the combination of these factors, helping consumers choose the generator that best fits their needs and expectations.
What Do User Reviews Reveal About the Best Rated Dual Fuel Generators?
User reviews reveal that the best rated dual fuel generators are recognized for their reliability, versatility, and efficiency. Customers appreciate their ability to run on both gasoline and propane, along with features such as quiet operation and longer run times.
- Reliability
- Versatility (gasoline and propane)
- Efficiency (fuel consumption)
- Portability
- Noise level
- Runtime
- Customer service experience
- Price-to-value ratio
- Build quality and design
- Warranty and support
The following sections provide detailed explanations for each point related to user experiences with dual fuel generators.
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Reliability: User reviews often highlight reliability as a key feature of top-rated dual fuel generators. Reliability means that the generator starts easily and operates consistently over time. This assurance is crucial during emergencies or power outages. Brands like Champion and Westinghouse have garnered praise for dependable performance.
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Versatility (gasoline and propane): The versatility of dual fuel generators allows users to switch between gasoline and propane. This option enhances fuel availability and convenience. Users report a preference for propane for its cleaner burn and storage flexibility. For example, one user pointed out that they could use propane during extended outages since it has a longer shelf life compared to gasoline.
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Efficiency (fuel consumption): Efficiency in fuel consumption refers to how effectively a generator utilizes fuel to produce power. Many users appreciate that dual fuel generators can operate longer on a smaller amount of fuel. Negative reviews sometimes cite that some models do not provide the expected runtime on one tank of gas.
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Portability: Many top-rated dual fuel generators are designed for portability, making them easy to transport. Features such as wheels and handle designs enhance user experience during relocation. Positive reviews often mention the lightweight design, which is beneficial for outdoor use or camping.
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Noise level: Noise level is an important consideration for generator users, especially in residential areas. Many reviewers commend quieter models that operate below 58 decibels, which is comparable to normal conversation levels. For instance, the Honda EU2200i model is frequently noted for its quiet operation.
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Runtime: Runtime indicates how long a generator can operate before needing a fuel refill. Users appreciate models that offer extended runtimes, especially during long outages. Reviewers often cite that certain units can run up to 12 hours on a single tank when using propane, which is seen as a significant benefit.
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Customer service experience: User reviews indicate that customer service experiences can vary widely among brands. Many customers value responsive and effective customer support when facing issues. Certain brands receive higher ratings for their assistance and warranty claims, while others receive criticism for slow responses.
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Price-to-value ratio: Users often discuss the price-to-value ratio, which compares the generator’s cost to its features and performance. Reviewers frequently express satisfaction when they feel they received good value for their investment. Some high-end models, while costly, are viewed to deliver worth due to their extensive features.
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Build quality and design: Build quality refers to the durability and materials used in the generator’s construction. User feedback often highlights models made with robust materials that withstand outdoor conditions. A well-designed generator will not only be effective but also visually appealing, which users also consider.
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Warranty and support: Warranty length and type are common topics in user reviews. A longer warranty period often indicates manufacturer confidence and assures users of support in case of defects. Reviewers frequently share positive experiences when brands offer substantial warranty terms, which enhances the confidence in their purchase.
What are the Most Common Applications for Dual Fuel Generators?
Dual fuel generators have various common applications. They serve as reliable sources of backup power, are utilized in remote locations, support construction sites, and can be used for outdoor events.
- Backup Power Supply
- Remote Location Power
- Construction Site Use
- Outdoor Events and Activities
Backup Power Supply: Backup power supply systems provide electricity during outages. Dual fuel generators can run on both gasoline and propane, offering versatility. In a study by the Department of Energy, it was highlighted that dual fuel generators can effectively operate in emergencies and maintain essential services, such as refrigeration and medical equipment during power interruptions.
Remote Location Power: Remote location power refers to electricity supply in areas without a stable grid connection. Dual fuel generators serve this purpose by using propane when gasoline is unavailable. According to the National Renewable Energy Laboratory, such generators are essential for off-grid activities like camping or agricultural operations, enabling uninterrupted power where traditional grids do not reach.
Construction Site Use: Construction site use involves providing power for tools and lighting at building sites. Dual fuel generators are preferred because they can easily switch fuel based on availability and cost. The Construction Industry Institute states that using dual fuel generators can minimize operating costs while ensuring consistent energy for various equipment, such as drills, saws, and lighting systems.
Outdoor Events and Activities: Outdoor events and activities require portable and reliable power sources. Dual fuel generators power sound systems, lighting, and catering needs. According to a report by Eventbrite, the use of such generators enhances the experience at festivals, fairs, and other gatherings by ensuring that critical systems remain operational during the event. They can switch fuel types based on the event’s length and location, providing flexibility to organizers.
How Do Dual Fuel Generators Compare with Traditional Generators?
Dual fuel generators and traditional generators differ in several key aspects:
Feature | Dual Fuel Generators | Traditional Generators |
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Fuel Types | Can operate on two fuel types (e.g., gasoline and propane) | Typically operate on one fuel type (e.g., gasoline or diesel) |
Flexibility | More flexible with fuel options; can switch based on availability or cost | Less flexible; limited to the fuel it is designed for |
Efficiency | Can be more efficient depending on the fuel used | Efficiency varies widely based on fuel type and generator design |
Initial Cost | Usually higher due to dual fuel capability | Generally lower initial investment |
Maintenance | Similar maintenance needs but may require more due to additional components | Typically simpler maintenance |
Weight | May be heavier due to dual fuel system | Lighter weight depending on design |
Run Time | Longer run time possible with two fuel options | Run time depends on fuel capacity |
Environmental Impact | Can be more environmentally friendly depending on the fuel used | Environmental impact varies based on fuel type |