Out on a journey to enjoy the splendor of nature in a camper, power is a must. You require a substantial source of energy to run all your devices. The appropriate solar generator is eco-friendly, and you are not subjected to the noisy machines that operate their engines on fuel. So here is the question: What size solar generator do I need? We will guide you on how to estimate the power requirements of your camper, select the right-sized generator, and recommend the best solar generator kits for 2025.

Why Do You Need a Solar Generator for Your Camper?

A solar power generator is a source of renewable and clean energy. It converts sunlight into electricity via solar panels and stores the energy in a high-capacity battery. The solar generators are not noisy and emissionless as compared to the traditional gas generators.

Every watt matters when you are on the road. Having a dependable energy source is important, whether you are trying to cool a refrigerator and replenish batteries on phones or tablets. Solar generators, especially some of the portable kits, can supply power at any time and at any location. They can easily work even in isolated places where there are no conventional power outlets.

Furthermore, solar energy is long-term cost-effective. Your power after having invested in a good system is free and unlimited. It is also a clean power source for the environment. This is one of the most intelligent additions any camping person can achieve, particularly when traveling long distances or living off the grid.

How Many Watts Does a Camper Use?

The most important thing is knowing the quantity of energy that you consume. The average camper consumes between 1,500 and 4,000 watts per day. This depends on the degree of comfort that the camper wants and the appliances. The table below provides a summary of the power usage of a typical camper:

Smaller campers could be underpowered to use on a daily basis, since large RVs with multiple appliances can easily reach the 3,000-watt mark. Having the data concerning the amount of watts of your appliances, you may find out how many watts your generator needs to run you comfortably.

How to Estimate Your Camper’s Power Needs?

To identify the best size of the solar generator that you require for a camper, do the following:

List Appliances: List of appliances that you are planning to use in your camper. Lighting, charging, refrigerators, and so on.

Check Power Ratings: Find the wattage of each appliance. It generally exists on the label or manual.

Project Usage Hours: Multiply the number of watts in each appliance and the number of hours of usage per day.

Add Total Watt-Hours (Wh): This is done by adding up all the results and arriving at the amount of energy used per day.

Add 20 percent Buffer: It is always a good idea to add 20 percent more to your total to be on the safe side and have some other use.

In order to explain it, to make your camper consume approximately 2,000 Wh of power each day then you will have to have a solar generator with a battery of at least 2,400-2,500 Wh to stay active.

When you are seriously planning on using heavy-duty appliances like an air conditioner, then you should count on more powerful systems that have a capacity of approximately 3,000-4,000 Wh.

How to Choose the Right Size Solar Generator for Your Camper?

The choice of the solar generator depends on the power requirements of your camper and your lifestyle. Here’s what to consider:

Power Output (Watts): Choose a generator that is your overall wattage requirements or higher. A 2,000W power source is sufficient to run simple devices, but a 3,000W or more system is excellent when dealing with big campers.

Wh: Battery capacity is the duration of your generator to operate your devices. Find models with no less than 2,000Wh of moderate use or 3,000Wh and above of extended stay.

Solar Input and Charging Speed: This has a fast charging rate and a high solar input capacity, which is important in terms of the regularity of energy generation.

Portability and Weight: Campers have lightweight and compact designs, which are easily portable, installed, and stored.

Expandability: There are models, such as the solar kits of Aferiy, that are expandable with additional panels or batteries, and therefore can be customized in the future.

The key is to make sure you have enough power on board every trip without paying too much to buy power that you might not use during that trip, and at the same time have enough power to be available when you need it the most.

Recommended Solar Generator for Your Camper

In terms of dependable and effective power, Aferiy has some of the best solar generator setups in 2025. Such generators have been identified with their performance, durability, and clean energy options, and thus, they can be used by campers, RV owners, and off-grid travelers.

1. Aferiy P310 3600W Solar Generator Kit

The AFERIY P310 3600W Solar Generator Kit is designed to power heavy-duty campers and RVs that require serious power. 3600W continuous power and a 3840Wh battery can comfortably power devices such as refrigerators and air conditioners.

It has large efficiency solar panels that transform sunlight quickly, and they give a constant and continuous charge throughout the day. The intelligent battery management system in the P310 allows long life and safe operation and protects against overcharging, overheating, and short circuits.

This kit is a full peace of mind to individuals who go camping regularly or are off-grid. It is whisper quiet, has no emissions, and can power your camper even on long nights or on cloudy days.

2. Aferiy P210 2400W Solar Generator Kit

Should you want a smaller and yet powerful version, though still a very reliable one, then you can go with the AFERIY P210 2400W Solar Generator Kit. It is 2400W powered and contains a 2048Wh battery, which is sufficient to charge the simplest of appliances like lighting, a mini fridge, or entertainment systems.

It is small and lightweight, suitable for small campers or on weekends. The P210 can be charged through the use of an AC outlet, car port, or solar power, so it is a very flexible charge in any given scenario. It is also made to run silently so that your camping life is not disturbed.

To anyone who asks themselves what size solar generator do I need in my camper, the P210 is the ideal size that can be used when moderate power is required and off-grid adventure on a budget.

Camper’s Electrical Safety Guide

Although solar generators are some of the safest forms of power that one can have, it is essential to observe good electrical habits in your camper. The following are some of the necessary safety measures:

Use Certified Equipment: It is preferable to purchase the equipment based on a well-known brand, such as Aferiy, which is a well-known manufacturer operating within the international safety standards.

Do Not Overload: Do not attempt to load your generator with more power than the rated power output of the generator. These may result in overheating or circuit protection.

Periodic Cleaning: Clean the solar panels regularly and inspect cables. Check if they are frayed or corroded.

They will make sure that the power use is safe and sustainable. You will enjoy the trip on the road or in your favorite place to camp.

FAQ

Will a 30-Amp camper run on a 2000-watt generator?

A 2000-watt generator can carry the light loads in a 30-amp camper. It might, however, not support high-wattage devices at the same time as the air conditioners or microwaves. A system of 3000W -3600W, like the Aferiy P310 Solar Generator Kit, will be recommended to be fully operational.

How much power will a 3000-watt solar generator produce?

The 3000W solar generator can run most of the household and camper necessities with ease can last several hours. It is a great alternative where the family or the camper has numerous gadgets to utilize daily.

Which is better for camping, an inverter or a generator?

Solar generators are, in general, more suitable for camping compared to conventional inverters. The noise they produce is less, safer, and friendlier to the environment. Besides, models such as the P210 and P310 by Aferiy have built-in inverters, so you have consistent AC power, perfect for the outdoors.

What can a 7500-watt generator run?

A 7500-watt generator can run nearly all appliances in a large RV, including two air conditioning units, the refrigerator, microwave, lights, and charging devices simultaneously. It is also sufficient to act as the main backup power source for a small to medium-sized home during an outage, capable of running a well pump, heater, and critical household appliances.

Conclusion

What size solar generator do you require in your camper? This would depend on how much power you use, the number of devices you use, and the duration of off-gridding. The right balance of power, portability, and efficiency is an assuring 2000W to 3000W system for most campers. Now you know the answer to your question, “What size solar generator do I need?”

The Aferiy P310 3600W and the Aferiy P210 2400W Solar Generator Kit are both great products that perform at an excellent level and are also customized to suit different camper requirements. They are green, strong, comfortable, and adventure-oriented. Next time you go camping, get a solar generator that will ensure all your devices are powered up.