Get the Right Generator Size for Your RV

Table of Contents

1. Introduction
2. Understanding Power Needs for Camping
3. Factors to Consider When Choosing a Generator
4. Calculating Power Requirements
   • 4.1 Amps, Volts, and Watts: The Basics
   • 4.2 Determining Power Consumption of Appliances
   • 4.3 Worst Case Scenario: Calculating Maximum Power Usage
5. Matching Generator Output with Power Demand
   • 5.1 2000-Watt Generators: Suitable for Small Appliances
   • 5.2 3000-Watt Generators: Adequate for Most Campers
   • 5.3 Dealing with Air Conditioners
   • 5.4 4500-Watt Generators: Powering Larger Appliances
   • 5.5 5500-Watt Generators: Ideal for Heavy-Duty Needs
6. Practical Considerations and Alternatives
   • 6.1 Portability and Ease of Use
   • 6.2 Parallel Kits for Combining Generators
   • 6.3 Built-in Generators for Fifth Wheels
7. Conclusion

What Size Generator Do I Need to Run My Camper?

Camping enthusiasts often face the dilemma of choosing the right size generator to power their campers. While it may seem like a straightforward question, the answer can be more complex than expected. Factors such as the power consumption of appliances, the type of camping you plan to do, and the convenience of portability all play a role in determining the ideal generator size. In this article, we will explore the various considerations and calculations involved in selecting the right generator for your camper.

1. Introduction

The popularity of camping has been on the rise, with more people opting for outdoor adventures and exploring nature. However, to make the most out of your camping experience, it is crucial to have a reliable power source for your camper. A generator serves as a portable power station, allowing you to run appliances, charge devices, and enjoy the comforts of home while being off-grid.

2. Understanding Power Needs for Camping

Before delving into generator sizes, it is essential to understand your power requirements while camping. While certain appliances such as lights, refrigerators, and furnaces have low power consumption, others like air conditioners have higher power demands. Determining the power consumption of each appliance and understanding your camping style will help guide your generator selection process.

3. Factors to Consider When Choosing a Generator

Several factors come into play when choosing the right generator size for your camper. These factors include the power output of the generator, the type of camping you plan to do, the appliances you wish to run, and portability considerations. By carefully considering these factors, you can make an informed decision and ensure that your power needs are met during your camping trips.

4. Calculating Power Requirements

To determine the appropriate generator size, it is necessary to calculate the power requirements of your camper. This involves understanding the relationship between amps, volts, and watts, as well as estimating the power consumption of each appliance you intend to use. Additionally, considering the worst-case scenario, where all appliances are running simultaneously, can help ensure you choose a generator that can handle peak power demands.

4.1 Amps, Volts, and Watts: The Basics

In the realm of electrical engineering, understanding the relationship between amps, volts, and watts is essential. Amps measure the electric current flowing through a circuit, volts represent the electrical potential, and watts measure the power consumed or produced. By using the equation Amps x Volts = Watts, you can calculate the power consumption of individual appliances and determine your overall power needs.

4.2 Determining Power Consumption of Appliances

Different appliances have varying power requirements, often indicated on their labels or user manuals. By referring to these power ratings and multiplying them by the number of hours you plan to use each appliance, you can estimate their power consumption over a given period. Summing up the power requirements of all appliances will give you an idea of the total power needed to run your camper.

4.3 Worst Case Scenario: Calculating Maximum Power Usage

To ensure your generator can handle the highest power demands, it is advisable to calculate the worst-case scenario, assuming all appliances are running simultaneously. This approach accounts for peak power usage and helps determine the minimum generator size required to meet your needs. While this calculation may seem intricate, there are general guidelines that work for most casual campers.

5. Matching Generator Output with Power Demand

Based on the power requirements calculated in the previous section, it is now time to match the generator's output with the power demand of your camper. While it is tempting to simply choose the largest generator available, it is more economical and practical to select a generator that meets your needs without going overboard.

5.1 2000-Watt Generators: Suitable for Small Appliances

If you primarily use small appliances and are not concerned with running an air conditioner or heavy power-consuming devices, a 2000-watt generator may suffice. These generators are compact, portable, and suitable for powering lights, fans, and modest power usage. They provide convenience for campers who prioritize lightweight and easy-to-manage equipment.

5.2 3000-Watt Generators: Adequate for Most Campers

For campers with moderate power requirements and occasional use of air conditioners, a 3000-watt generator can handle the load. These generators strike a balance between power output and portability, making them suitable for a wide range of camping scenarios. However, when running an air conditioner, it is important to be selective with other appliances to avoid overloading the generator.

5.3 Dealing with Air Conditioners

Air conditioners are notorious for their high power demands, especially during startup. While a 3000-watt generator can run a 13,500 BTU air conditioner, it may struggle with the initial startup surge. To mitigate this issue, a hard start kit can be installed to assist the generator during startup. Once the air conditioner is running, the generator should function adequately, provided other appliances are used selectively.

5.4 4500-Watt Generators: Powering Larger Appliances

For campers with larger appliances or higher power demands, a 4500-watt generator offers a suitable solution. These generators can power a 15,000 BTU air conditioner and run multiple appliances simultaneously without straining the power output. While more expensive than 3000-watt generators, they provide the capability for a more comprehensive and comfortable camping experience.

5.5 5500-Watt Generators: Ideal for Heavy-Duty Needs

For those with fifth wheels or campers equipped with 50-amp connections, built-in generators like the 5500-watt Onan are the go-to solution. These generators offer ample power to run multiple air conditioners and heavy-duty appliances without limitations. While not portable like smaller generators, they provide a reliable and convenient power source for larger and more demanding campers.

6. Practical Considerations and Alternatives

In addition to power considerations, practical aspects such as portability and ease of use should be factored into the decision-making process. Depending on your physical capabilities and camping style, a portable generator may be more suitable, or a built-in generator may offer more convenience. Additionally, parallel kits can be used to combine two smaller generators, creating a single power source with increased capacity.

6.1 Portability and Ease of Use

Smaller generators are often favored for their portability and ease of use. They can be easily carried, transported, and stored, making them suitable for campers who prioritize convenience and maneuverability. However, if physical strength and mobility are limitations, alternative solutions like built-in generators may be more appropriate.

6.2 Parallel Kits for Combining Generators

Parallel kits allow campers to combine two smaller generators, such as two 2000-watt models, to create a single power source with increased capacity. This provides the benefits of a larger generator while retaining the convenience of manageable individual units. Parallel kits are a popular choice for campers who require greater power output but prefer the flexibility and ease of handling smaller generators.

6.3 Built-in Generators for Fifth Wheels

Fifth wheels and larger campers often come equipped with built-in generators, such as the 5500-watt Onan. These generators offer a seamless power solution, eliminating the need for portable units. While not suitable for every camper, built-in generators provide a reliable and dedicated power source, especially for those with heavy-duty power requirements or permanent camping setups.

7. Conclusion

Choosing the right size generator for your camper is a crucial decision that impacts your camping experience. By considering factors such as power requirements, portability, and practicality, you can make an informed choice that meets your needs. Whether it's a compact 2000-watt generator for lightweight camping or a robust 5500-watt unit for heavy-duty use, selecting the right generator ensures a hassle-free and enjoyable camping adventure.

Highlights

• Understanding the power needs of your camper is essential when choosing the right generator size.
• Calculating power requirements involves determining the power consumption of individual appliances and estimating worst-case scenario usage.
• Matching generator output with power demand is crucial to ensure adequate power supply without going overboard.
• Portable generators, such as 2000-watt and 3000-watt models, offer convenience and versatility for most campers.
• 4500-watt generators provide more power for larger appliances and air conditioners without compromising portability.
• Built-in generators, like the 5500-watt Onan, are ideal for heavy-duty needs and permanent camping setups.

Frequently Asked Questions

Q: Can I run all my appliances simultaneously with a small generator? A: Small generators have limitations in terms of power output. Running multiple high-power appliances simultaneously can overload the generator. It is advisable to selectively use appliances or consider a larger generator.

Q: Do I need a generator if I primarily camp at campsites with power hookups? A: If you primarily camp at campsites with power hookups, a generator may not be necessary. However, it can serve as a backup power source or provide convenience for off-grid camping.

Q: Are parallel kits worth considering for combining multiple generators? A: Parallel kits are a popular solution for increasing power output by combining multiple generators. They provide flexibility and convenience, allowing campers to adapt to various power needs.

Q: What is the advantage of a built-in generator over a portable one? A: Built-in generators, although not portable, offer a dedicated power source that eliminates the need to carry and store a separate generator. They are often more powerful and provide a seamless power solution for larger campers.

Q: Can I use a smaller generator with a startup assist for running an air conditioner? A: Yes, a smaller generator paired with a startup assist, such as a hard start kit, can help overcome the initial surge of power required to start an air conditioner. Once running, the generator should be able to handle the air conditioner's power demands.