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Best Diesel Generator For Rv (2024 Updated)

If you're looking for a reliable power source for your RV adventures, a diesel generator may be the answer. With the ability to provide consistent, efficient electricity on the go, a diesel generator can be a game-changer for your next road trip.

Before buying a diesel generator for your RV, there are a few factors to consider. Firstly, the size and power output of the generator should match your needs. A large RV with multiple appliances and electronics will require a higher wattage generator than a smaller, simpler RV. Additionally, the noise level of the generator may be another important factor to consider, especially if you plan on camping in more remote or quiet locations.

Are you tired of being limited by your RV's battery life? Do you want to be able to run all your electronics and appliances without worrying about power availability? Have you considered investing in a diesel generator for your RV? With the right generator, you can enjoy all the comforts of home on the road. Keep reading to learn more about the benefits of a diesel generator for your RV, and what to look for when choosing the perfect option for you.

10 Best Diesel Generator For Rv

# Product Image Product Name Product Notes Check Price
1
The product is ideal for providing portable power with diesel fuel source, meeting CARB compliance for use in all 50 US states.
2
Ideal for providing quiet and reliable power for RVs, camping, tailgating, and emergency backup power.
3
The product is ideal for providing reliable power for various appliances and equipment during outdoor activities.
4
The product is ideal for powering RVs and providing quiet and stable energy.
5
It is ideal for pumping water with a drill, made of marine-grade aluminum and has a 16GPM flow rate.
6
Ideal for providing powerful propane heat in large indoor and outdoor spaces such as warehouses, construction sites, and garages.
7
The product is ideal for providing portable and RV-ready power up to 4500 watts.
8
This product is ideal for heating water quickly and efficiently using 12V DC power, perfect for use with deck showers.
9
This product is ideal for heating indoor spaces using natural gas, with an adjustable thermostat control and blue flame technology.
10
Ideal for powering multiple appliances and electronics, RVs, camping trips, and as a backup power source during emergencies.
The product is ideal for providing portable power with diesel fuel source, meeting CARB compliance for use in all 50 US states.
Ideal for providing quiet and reliable power for RVs, camping, tailgating, and emergency backup power.
The product is ideal for providing reliable power for various appliances and equipment during outdoor activities.
The product is ideal for powering RVs and providing quiet and stable energy.
It is ideal for pumping water with a drill, made of marine-grade aluminum and has a 16GPM flow rate.
Ideal for providing powerful propane heat in large indoor and outdoor spaces such as warehouses, construction sites, and garages.
The product is ideal for providing portable and RV-ready power up to 4500 watts.
This product is ideal for heating water quickly and efficiently using 12V DC power, perfect for use with deck showers.
This product is ideal for heating indoor spaces using natural gas, with an adjustable thermostat control and blue flame technology.
Ideal for powering multiple appliances and electronics, RVs, camping trips, and as a backup power source during emergencies.

1. Generac 6864 Xd5000e 5000-Watt Diesel-Powered Portable Generator, 50-State / Carb Compliant

The product is equipped with a highly durable fully welded 1 1/4 inch steel frame that provides long-lasting performance. It is powered by a Yanmar LW Series 435cc air-cooled direct injection industrial-grade diesel engine that requires minimal maintenance, is highly efficient and has a longer lifespan. The diesel power ensures reliable performance and durability, making it an ideal choice for heavy-duty applications.

The product features TruePower Technology, which ensures that the total harmonic distortion is less than 5%. This feature ensures clean, smooth operation of sensitive electronics, tools, and appliances, making it a versatile and reliable power source for a wide range of applications.

The product is designed to deliver reliable performance, durability, and efficiency, making it an ideal choice for professionals and homeowners who require a dependable power source for their tools and appliances.

Pros

  • Highly durable fully welded 1 1/4 inch steel frame for long-lasting performance
  • Yanmar LW Series 435cc air-cooled direct injection industrial-grade diesel engine for reliable performance and minimal maintenance
  • TruePower Technology ensures clean, smooth operation of sensitive electronics, tools, and appliances

2. Wen 3800w Portable Inverter Generator With Fuel Shut-Off

The 212cc 4-stroke OHV engine of this generator produces 3800 surge watts and 3400 rated watts for efficient power supply. With a half-load runtime of up to 8.5 hours, it provides an uninterrupted power supply during blackouts or outdoor activities. The generator has dimensions of 23.2" L x 18" W x 20.1" H and weighs 99.2 lb for ease of portability.

The generator operates with minimal noise, making it ideal for use in noise-sensitive areas. It is EPA III and CARB compliant, ensuring it meets the emissions standards set by the authorities. The fuel shutoff feature helps maximize the generator's lifespan by utilizing the remaining fuel in the carburetor before shutting down. This reduces maintenance costs and ensures its durability.

The generator produces clean power that prevents damage to sensitive electronics such as smartphones, tablets, and laptops. It comes with two three-prong 120V receptacles, one AC 120V NEMA TT-30R RV receptacle, one 12V DC receptacle, and two 5V USB ports, ensuring it can power multiple devices simultaneously. The digital load and fuel display helps monitor the generator's performance, and the two-year warranty offers peace of mind.

Pros

  • Efficient and reliable power supply
  • Minimal noise operation
  • EPA III and CARB compliant
  • Fuel shutoff feature ensures generator longevity
  • Produces clean power to prevent damage to sensitive electronics
  • Multiple power outlets for simultaneous device charging
  • Digital load and fuel display for monitoring performance
  • Two-year warranty for peace of mind

3. Wen Gn400i Rv-Ready 4000-Watt Open Frame Inverter Generator, Carb Compliant, Black/orange

The WEN 4000 Watt Portable Inverter Generator is a reliable and efficient source of clean power. With dimensions of 19.8" L x 13.8" W x 18.9" H and a weight of 66.1 lb, it is compact and easy to transport.

It is equipped with a parallel-ready panel which allows you to connect any two WEN inverter generators for increased wattage output. This makes it a great option for camping trips, tailgating events, and outdoor activities.

The generator has a 212cc 4-stroke CARB-compliant OHV engine which produces 4000 surge watts and 3500 rated watts. This is enough power to safely operate sensitive electronics such as phones, tablets, televisions, and computers.

The WEN 4000 Watt Portable Inverter Generator has two 120V NEMA 5-20R receptacles, two 5V USB ports, and one 120V RV-ready TT-30R receptacle. This makes it versatile and suitable for a variety of applications.

Pros

  • Compact and easy to transport
  • Parallel-ready panel allows for increased wattage output
  • CARB-compliant OHV engine produces clean power
  • Suitable for sensitive electronics
  • Versatile with multiple receptacles

Cons

  • – Relatively heavy at 66.1 lb

4. Champion Power Equipment 200954 4250-Watt Rv Ready Open Frame Inverter Generator, Quiet Technology

The Champion 4250-Watt RV Ready Open Frame Inverter Generator is a top-of-the-line product that boasts advanced design and technology. It is 50% quieter and 20% lighter than traditional 4250-watt generators. Additionally, the Economy Mode feature saves fuel and extends engine life. The Intelligauge monitors voltage, frequency, and operating hours to ensure you always have a clear understanding of the generator's performance.

This generator operates at 64 dBA, making it perfect for RVs, tailgating, projects, or home backup. The 4250 starting watts and 3500 running watts provide up to 22 hours of run time on gasoline. The Champion 4250-Watt RV Ready Open Frame Inverter Generator delivers clean electricity for sensitive electronics. It is RV ready with a 120V 30A RV, has two 120V 20A household outlets with clean power (less than 3% THD), and features two convenient USB ports.

The generator is also parallel ready, which means you can increase your power output by connecting up to two 2800-watt or higher inverter or digital hybrid with the optional Parallel Kit (sold separately).

In addition to its impressive features, the Champion 4250-Watt RV Ready Open Frame Inverter Generator comes with a 3-year limited warranty with FREE lifetime technical support from dedicated experts. Its engine type is 4 Stroke, and its gasoline starting amps at 120V are 35.4A, while its gasoline running amps at 120V are 29.2A.

Pros

  • Quiet operation
  • Extended run time
  • Clean electricity for sensitive electronics
  • Parallel ready for increased power output
  • Comes with a 3-year limited warranty with FREE lifetime technical support

Cons

  • – Parallel Kit sold separately

5. Zuwausa's Drill-Powered Marine Pump: Unistar-2001b

The ZUWAUSA Heavy Duty Drill Powered Pump is an efficient and reliable solution for transferring various types of liquids. It has a maximum flow rate of 16 gallons per minute at 3000 RPM and can transport fluids with viscosities ranging from 1 (water) to 20,000 cP (heavy gear oil). This pump is made of marine grade aluminum and Buna enclosure, which makes it highly durable and suitable for use in harsh environments. It is also self-priming up to 13 feet and can handle temperatures up to 200°F and a working pressure of 58 PSI.

The 3/8” shank of this pump fits all common chucks for most drills, making it easy to use. It is designed to work with rechargeable or electrical drills with a maximum speed of 3,000 RPM. This drill-powered pump can be used to transfer water, DEF, seawater, wastewater, diesel fuel, biodiesel, vegetable oils, gear, motor and heating oil, detergents, antifreeze, chemicals, cooling lubricants, and more.

This pump is highly versatile and can be used in various applications, including but not limited to, water, DEF, diesel or home heating oil transfer, remote sludge transfer, gear box oil changes, domestic water supply, flooded basements, barrel emptying/filling, draining waste oil, sewerage disposal, fueling vehicles, car wash, draining aquariums, disposal of cooling lubricants, and emergency spill cleanup.

The ZUWAUSA Heavy Duty Drill Powered Pump is also known as a coolant purge pump, bilge pump, booster pump, drill pump, portable water pump, portable oil pump, portable coolant pump, impeller pump, or emergency spill cleanup pump, depending on the application.

Pros

  • Highly versatile and can transfer various types of liquids
  • Made of marine grade aluminum and Buna enclosure for durability
  • Self-priming up to 13 feet and can handle temperatures up to 200°F and pressure up to 58 PSI
  • Easy to use with a 3/8” shank that fits all common chucks for most drills
  • Suitable for use in harsh environments
  • Can transfer fluids with viscosities ranging from 1 (water) to 20,000 cP (heavy gear oil)

Cons

  • – Requires a drill to operate
  • – Maximum speed limited to 3,000 RPM
  • – May not be suitable for very heavy-duty applications

6. Mr. Heater 125,000 Btu Forced Air Propane Heater F271390

Enjoy the warmth without the noise with this propane heater equipped with Quiet Burner Technology. It is 50% quieter than standard propane heaters, making it ideal for use in quiet outdoor settings. The heater comes with a 10ft hose and regulator, allowing for easy and safe propane tank connection. It also features a high-temperature limit switch that automatically shuts off the heater if it reaches an unsafe temperature. The heavy-duty handle ensures easy portability of the heater. The split barrel design of the heater makes maintenance a breeze, allowing for easy access to the burner and other components.

This propane heater is perfect for outdoor gatherings or events where noise is a concern. Its high-temperature limit switch ensures safety while its heavy-duty handle makes it easy to move around. The split barrel design also makes it easy to maintain, making it a durable and long-lasting investment for your outdoor heating needs.

Pros

  • Quiet Burner Technology reduces noise by 50% compared to standard propane heaters
  • Comes with a 10ft hose and regulator for easy and safe propane tank connection
  • High-temperature limit switch ensures safety
  • Heavy-duty handle allows for easy portability
  • Split barrel design makes maintenance easy

7. Champion Power Equipment 200986 4500-Watt Portable Inverter Generator, Rv Ready

The Champion 3500-Watt RV Ready Portable Generator is a great choice for outdoor enthusiasts who need a reliable power source. With a noise level of only 61 dBA, this generator is perfect for camping, tailgating or RV use. It has 4500 starting watts and 3500 running watts and can run up to 14 hours on only 2.3 gallons of gasoline, making it an efficient and cost-effective option.

This inverter is parallel-ready, meaning it can be connected to another 2800-watt or higher Champion inverter to double your output power. The optional parallel kit is sold separately.

The Champion generator features an IntelliGauge that monitors voltage, frequency and operating hours with ease. It also has an EZ Start Dial that simplifies startup and an Economy Mode that monitors power consumption in real-time.

The RV Ready generator comes with a 120V 30A RV outlet, two 120V 20A household outlets, and a 12V automotive-style outlet. Additionally, it has a dual-port USB adapter, making it easy to charge your devices on-the-go.

The Champion 3500-Watt RV Ready Portable Generator comes with a 3-year limited warranty and free lifetime technical support from dedicated experts, providing you with peace of mind and reliable assistance whenever you need it.

Pros

  • Quiet technology with only 61 dBA noise level
  • Efficient and cost-effective with up to 14 hours run time on only 2.3 gallons of gasoline
  • IntelliGauge monitors voltage, frequency, and operating hours with ease
  • RV ready with multiple outlets, including a 120V 30A RV outlet and a dual-port USB adapter
  • Comes with a 3-year limited warranty and free lifetime technical support

Cons

  • – The optional parallel kit needed for doubling the output power is sold separately

8. Deck Shower Heater: Quick & Efficient Whale S360ew

The 3-gallon-capacity Water Heater is an efficient and reliable choice for quickly heating water and maintaining hot water for up to 10 hours. This product is ideal for use with deck showers and for warming wetsuits, making it a perfect addition to your outdoor adventures. With a powerful 300 W heating element, it delivers outstanding performance and ensures that you get hot water in no time.

The Water Heater comes with an integrated temperature and pressure relief valve, which ensures safe and hassle-free operation. It conveniently uses a 12 V D.C. power supply, eliminating the need for a generator, inverter, or shore power. The product is designed to fit in compact spaces, such as under seating, in the galley, or transom. It comes with a durable epoxy-coated aluminum case that measures 13-1/2 inches W x 14-1/2 inches D x 13-1/4 inches H, making it easy to transport and store.

Whether you need hot water for showering or washing dishes, the 3-gallon-capacity Water Heater is an excellent choice. It is easy to install, operate, and maintain. So, if you're looking for a reliable and efficient water heater that can keep up with your outdoor adventures, this is the product for you.

Pros

  • Efficient 300 W heating element delivers outstanding performance
  • Includes an integrated temperature and pressure relief valve for safe and hassle-free operation
  • Conveniently uses a 12 V D.C. power supply, eliminating the need for a generator, inverter, or shore power
  • Designed to fit in compact spaces, such as under seating, in the galley, or transom
  • Comes with a durable epoxy-coated aluminum case, making it easy to transport and store

9. Procom Heating Gas Space Heater Vent, T-Stat Control, Blue Flame, Natural Gas, 30000btu, Mn300tbg

This compact Blue Flame Heater is proudly made in the USA with domestic and imported parts. Skilled American workers manufacture the parts, assemble, and test the product to ensure high-quality performance. The factory features state-of-the-art manufacturing equipment, ensuring that only the best materials and parts are used to manufacture the product. The heater produces 30,000 Maximum BTUs using natural gas, and it can heat up to a 1,400 sq. ft. area, making it ideal for use in large rooms. The thermostat control offers the most customizable heat, allowing for the greatest heat flow to add warmth to your room. The heater has been redesigned for a slimmer and modernized profile that effortlessly fits into your home without compromising functionality for beauty. The push-button Piezo ignition with a built-in pilot oxygen depletion sensor (ODS) ensures safety by immediately shutting down the heater if carbon monoxide or lack of oxygen is detected. It is CSA certified to ensure safety. The heater is portable, and no electricity is required, making it perfect for power outages or in-house emergencies.

Pros

  • Made in the USA with high-quality materials and parts
  • Can heat up to 1,400 sq. ft. area with 30,000 Maximum BTUs
  • Thermostat control offers the most customizable heat
  • Slimmer and modernized profile that fits effortlessly into your home
  • Push-button Piezo ignition with a built-in pilot oxygen depletion sensor ensures safety
  • CSA certified for safety
  • No electricity is required, making it perfect for power outages or in-house emergencies

10. Silent Power: Westinghouse Inverter Generator Kit

The Westinghouse WGen3700DF Portable Generator is a reliable and efficient power source for both home and travel trailer use. With a peak power output of 4500 watts and a rated power output of 3700 watts at less than 3% THD, this generator can easily run all your essential appliances and electronics. It features a telescoping handle for easy transportation and can be started remotely with the included key fob or with electric and recoil start options. The generator has a 5-20R 120V duplex household outlet, an RV-ready TT-30R 30 amp outlet, and two USB outlets for added convenience.

The WGen3700DF has a rotating digital display that shows important information such as fuel level, power output, remaining run time, voltage output, and lifetime hours. It also has an economy mode that maximizes fuel efficiency, allowing for a run time of up to 18 hours on a 3.4-gallon gas tank. With a noise output as low as 52 dBA, this generator is extremely quiet and won't disturb your neighbors. Additionally, it is EPA and CARB compliant for environmental friendliness.

All Westinghouse portable generators are functionally tested in the factory and may contain minimum residual oil and/or fuel odor. The WGen3700DF is backed by a 3-year limited service, labor, and parts coverage and a nationwide customer service network for added peace of mind.

Pros

  • Peak power output of 4500 watts and rated power output of 3700 watts at less than 3% THD
  • Telescoping handle and remote start for easy transportation and use
  • 5-20R 120V duplex household outlet, RV-ready TT-30R 30 amp outlet, and two USB outlets for added convenience
  • Rotating digital display shows important information and economy mode maximizes fuel efficiency
  • Extremely quiet with a noise output as low as 52 dBA
  • EPA and CARB compliant for environmental friendliness
  • 3-year limited service, labor, and parts coverage and nationwide customer service network

Best Diesel Generator For Rv FAQs

Can a diesel generator for an RV be used to power other appliances or electronics besides the RV itself?

Yes, a diesel generator for an RV can be used to power other appliances or electronics besides the RV itself. Diesel generators are known for their ability to produce high levels of power, making them suitable for running multiple devices at once. However, it's important to note that not all diesel generators have the same capacity. Some may only be able to power a few small appliances, while others can handle larger loads. Therefore, it's essential to check the generator's specifications to determine its capability before attempting to power additional electronics. It's also crucial to ensure that the generator is properly grounded and connected to a transfer switch to avoid electrical hazards. In conclusion, diesel generators are an excellent source of power for RVs and can be utilized to power other appliances and electronics with appropriate care and attention to safety measures.

How do I properly maintain a diesel generator for my RV?

Maintaining a diesel generator for your RV is crucial for ensuring that it runs efficiently and reliably on your travels. Here are some tips for proper maintenance:

Firstly, it is important to change the oil and oil filter regularly. This should be done every 100-150 hours of use or at least once a year. Check the manufacturer's instructions for specific recommendations.

Secondly, keep the air filter clean and replace it when necessary. A dirty air filter can cause the generator to overheat and reduce its efficiency.

Thirdly, check the fuel filter regularly and replace it if necessary. A clogged fuel filter can cause the generator to stall or run poorly.

Fourthly, make sure the battery is fully charged and clean the terminals regularly. This will ensure that the generator starts easily and runs smoothly.

Finally, run the generator regularly even when you are not using it. This will help to keep it in good working condition and prevent any issues from developing.

By following these tips and performing regular maintenance, you can ensure that your diesel generator is always ready to provide reliable power for your RV.

How long can a diesel generator run in an RV?

The running time of a diesel generator in an RV depends on various factors, such as the capacity of the generator, the load it is carrying, and the amount of fuel available. In general, a diesel generator can run continuously for several hours or even days if it is well-maintained and has enough fuel. However, it is important to note that running a generator for extended periods can lead to wear and tear, and may also result in increased fuel consumption and emissions. To maximize the running time of a diesel generator in an RV, it is crucial to ensure that it is properly maintained and serviced, and that it is only used when necessary. Additionally, it is recommended to carry extra fuel and to monitor the generator's fuel level regularly to avoid running out of fuel while on the road. Overall, the running time of a diesel generator in an RV can vary depending on several factors, but with proper care and maintenance, it can provide reliable power for extended periods.

What are the advantages of a diesel generator for an RV over a gas generator?

Diesel generators have become increasingly popular among RV owners due to their numerous advantages over gas generators. Firstly, diesel generators are more fuel-efficient than gas generators, which means they consume less fuel for the same amount of power output. This translates to significant savings in fuel costs for RV owners.

Secondly, diesel generators have a longer lifespan than gas generators. They are built to withstand heavy usage and can last for many years with proper maintenance. Additionally, diesel generators are generally more reliable and require less maintenance than gas generators.

Thirdly, diesel generators produce less noise than gas generators. This is particularly important for RV owners who value peace and quiet when camping in remote locations.

Lastly, diesel generators are more environmentally friendly than gas generators. They emit less pollution and greenhouse gases, which is a crucial consideration for RV owners who are environmentally conscious.

In summary, diesel generators offer numerous advantages over gas generators for RV owners. They are more fuel-efficient, have a longer lifespan, produce less noise, and are more environmentally friendly.

What size diesel generator do I need for my RV?

When it comes to choosing a diesel generator for your RV, there are several factors to consider. One of the most important factors is the size of the generator. The size of the generator you need will depend on the power requirements of your RV.

To determine the size of the generator, you need to calculate the total wattage of the appliances and devices you plan to power. Make a list of all the appliances and devices you will be using in your RV, including the air conditioner, refrigerator, microwave, TV, and any other electronics. Then, determine the wattage of each item and add them up.

Once you have the total wattage, you can choose a generator that can handle that amount of power. As a general rule, a 3,000-watt generator should be sufficient for most RVs. However, if you have a larger RV or plan to use a lot of power-hungry appliances, you may need a larger generator.

It's important to consider other factors as well, such as the noise level and fuel efficiency of the generator. Make sure to do your research and choose a generator that meets your specific needs and budget.

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