Electric motors for RC airplanes come in all shapes and sizes. But how do you know which size motor is right for your plane? There are a few things to consider when sizing an electric motor for your RC airplane.
First, you need to know the size of your propeller. The diameter of the propeller is important because it will determine how much power the motor can produce. Second, you need to know the weight of your airplane.
The heavier the airplane, the more powerful the motor will need to be. Third, you need to consider the type of flying you’ll be doing. If you’re just flying around your neighborhood, a small motor will suffice.
But if you’re planning on doing some serious aerobatics or racing, you’ll need a more powerful motor. Finally, you need to take into account any other accessories that will be added to your plane, such as lights or cameras.
Contents
- Sizing Motors and Airframes (RC Airplane)
- Rc Plane Electric Motor Calculator
- How to Select Electric Motor for Rc Airplane
- How to Choose Motor And Prop for Rc Plane
- Best Rc Plane Electric Motors
- Convert Gas Rc Plane to Electric
- How Do I Choose the Right Motor for My Rc Plane?
- How Much Power Does My Rc Plane Need?
- How Do You Size a Brushless Motor?
- How Do I Know What Size My Rc Motor Is?
- Conclusion
Sizing Motors and Airframes (RC Airplane)
- The first step is to determine the amount of power that will be required by the electric motor
- This can be done by using a thrust calculator or by performing some basic calculations
- Next, the weight of the airplane must be determined
- This information can be found in the specifications for the aircraft
- Once the power requirements and weight of the airplane are known, it is possible to select an electric motor that is capable of providing the necessary power
- There are many different types and sizes of electric motors available, so it is important to select one that is appropriate for the specific application
- It is also necessary to consider the efficiency of the electric motor when selecting one for an RC airplane
- The most efficient motors are typically those that have been specifically designed for use in RC aircraft
Rc Plane Electric Motor Calculator
When it comes to choosing an electric motor for your RC plane, there are a few things you need to take into account. The most important factor is the size of your plane – you need to make sure the motor you choose is powerful enough to lift your plane off the ground! Another important consideration is the type of battery you’ll be using.
Some motors are designed to work with specific types of batteries, so be sure to check compatibility before making your purchase.
Once you’ve taken these factors into account, you can start looking at different electric motors and comparing their specs. One helpful tool in this process is an electric motor calculator, which can help you compare different motors and figure out which one is best suited for your needs.
With a little research and some careful planning, you’ll be able to find the perfect electric motor for your RC plane!
How to Select Electric Motor for Rc Airplane
Are you looking for an electric motor for your RC airplane? Not sure which one to choose? Here are some things to consider that will help you make the best decision for your plane.
Size: The size of the motor is important because it needs to fit in the plane. There are micro, mini, and standard sized motors. The micro and mini motors are typically used in indoor flyers or very small planes.
The standard size is generally used in larger planes.
Kv Rating: This is the RPMs per volt that the motor can achieve and is an important factor in choosing the right motor. A higher Kv rating means a faster spinning motor but also uses more battery power.
Choose a Kv rating based on the type of flying you will be doing. If you want fast flying, go with a high Kv rating. If you want longer flight times, choose a lower Kv rating.
Power: Motors come in different power levels from low to high power ratings. Choose a powerful motor if you plan on doing lots of aerobatics or fly in windy conditions often. Less powerful motors are fine for slower flying and cruising around though.
Now that you know some things to look for when choosing an electric motor for your RC airplane, go out and pick the perfect one for your needs!
How to Choose Motor And Prop for Rc Plane
When it comes to choosing a motor and prop for an RC plane, there are a few things to consider. The most important factor is the size of the plane. The bigger the plane, the more powerful the motor and prop will need to be.
Another important factor is the type of flying you’ll be doing. If you’re only going to be flying around your backyard, you won’t need as much power as someone who plans on taking their plane out to a field or airstrip.
There are two main types of motors used in RC planes: brushed and brushless.
Brushed motors are less expensive and easier to maintain, but they don’t last as long as brushless motors. Brushless motors are more expensive, but they’re much more efficient and tend to last longer. If you’re just starting out, a brushed motor will be fine.
But if you plan on doing any serious flying, you’ll want to upgrade to a brushless motor eventually.
The size of the propeller is another important consideration when choosing a motor and prop for your RC plane. The bigger the propeller, the more thrust it will generate.
But too big of a propeller can cause problems with stability and control. So it’s important to find a balance between thrust and control when selecting a propeller size.
Finally, make sure that the motor and prop you choose are compatible with each other!
Different brands have different standards for what sizes and types of connectors they use. So if you buy a motor from one brand and props from another, chances are they won’t fit together without some modification.
Best Rc Plane Electric Motors
“Best Rc Plane Electric Motors”
When it comes to choosing the best RC plane electric motor, there are many factors that you need to consider. The most important factor is the size of the motor, as this will determine how much power your plane will have.
You also need to think about the type of battery you will use, as this will affect how long your plane can stay in the air. Other factors such as weight and durability are also important, so make sure you research all of your options before making a decision.
The following is a list of some of the best RC plane electric motors on the market:
1. E-flite Power 110 Brushless Outrunner Motor
2. Great Planes Rimfire .46 50-75-950kv Brushless Motor
3. Hobbyking SK3 3530-1400kv Brushless Motor
4. Turnigy AerodriveXp SK3 – 2826-1900kv Brushless Inrunner Motor
Convert Gas Rc Plane to Electric
Are you interested in converting your gas RC plane to electric? There are a few things you need to know before making the switch.
The biggest advantage of electric planes is that they are much quieter than gas-powered planes.
This can be a big plus if you live in an area where noise from your plane would be an issue. Electric planes also tend to be easier to fly than gas-powered planes, so if you’re a beginner, this might be a good option for you.
There are a few disadvantages of electric planes as well.
One is that they require more maintenance than gas-powered planes. You’ll need to clean and care for your batteries regularly, and make sure that all the connections are secure. Electric planes also tend to be more expensive than gas-powered ones.
If you’re still interested in converting your gas RC plane to electric, there are a few things you need to do. First, research which type of motor and battery will work best for your plane. Then, find a conversion kit that includes everything you need to make the switch.
Finally, follow the instructions carefully so that you can safely and successfully convert your plane!

Credit: www.theparkpilot.org
How Do I Choose the Right Motor for My Rc Plane?
When it comes to choosing the right motor for your RC plane, there are a few things you need to take into account. The first is the size of the plane. You’ll need to know the dimensions of your plane in order to choose a motor that’s powerful enough to keep it airborne.
The second is the weight of your plane. This will also affect how much power you’ll need from your motor. The heavier your plane, the more powerful the motor will need to be.
Finally, you’ll also need to consider what type of flying you’ll be doing with your plane. If you’re planning on doing any aerobatics, you’ll need a more powerful motor than if you’re just flying around for fun. With all of these factors in mind, let’s take a look at some of the different types of motors available for RC planes:
Brushed Motors: Brushed motors are typically found on entry-level RC planes and helicopters. They’re not as powerful as brushless motors, but they’re cheaper and easier to maintain. When choosing a brushed motor for your RC plane, make sure that it’s rated for at least twice the weight of your aircraft.
Brushless Motors: Brushless motors are more expensive than brushed motors, but they offer more power and longer life spans. When choosing a brushless motor for your RC plane, make sure that it’s rated for at least three times the weight of your aircraft.
Outrunner Motors: Outrunner motors are similar in design to brushless motors, but they offer even more power.
They’re typically used on larger RC planes and helicopters, and can even be used on boats and cars!
How Much Power Does My Rc Plane Need?
This is a difficult question to answer without knowing more about the specific RC plane you have in mind. In general, however, it is safe to say that most RC planes will need between 100 and 200 watts of power in order to fly. Some smaller planes may be able to get by with as little as 50 watts, while larger planes or those designed for speed may require 300 watts or more.
Ultimately, the amount of power your plane needs will depend on its size, weight, and intended use.
If you are unsure how much power your plane needs, the best thing to do is consult your plane’s manual or speak with an experienced RC pilot. They will be able to give you a more specific estimate based on your particular model of plane.
How Do You Size a Brushless Motor?
When it comes to sizing a brushless motor, there are a few key factors that you need to take into account. The first is the voltage of the battery that will be powering the motor. The second is the amount of current that the motor will be able to draw from the battery.
And finally, you need to consider the efficiency of the motor.
The voltage of the battery is important because it determines how much power the motor will have available to it. The higher the voltage, the more powerful the motor will be.
However, you also need to make sure that the voltage is not too high, as this can damage the motor or cause it to overheat.
The amount of current that the motor can draw from the battery is also important. If you are using a high-powered brushless motor, then you will need a battery with a high amps rating so that it can provide enough current to run at its full power.
However, if you are using a lower powered brushless motor, then you may be able to get away with using a lower amp rated battery.
Finally, you need to consider efficiency when sizing a brushless motor. Efficiency is important because it determines how much power is lost as heat when operating at full power.
How Do I Know What Size My Rc Motor Is?
There are a few different ways that you can figure out what size your RC motor is. One way is to look at the physical dimensions of the motor itself. Another way is to look at the specifications that are listed on the motor.
And finally, you can also use a bit of math to calculate the size of your RC motor.
If you want to use the physical dimensions of the motor to figure out its size, you will need to know the diameter and length of the motor. Once you have those two measurements, you can use them to calculate the volume of the motor using this formula: volume = length x width2 x depth2.
With that information, you can then compare your RC motor’s volume to other motors to get an idea of its size.
If you would rather look at the specifications of your RC motor, there should be a few different listings that will give you an idea of its size. One is called “kv” and it stands for RPM per volt.
This rating usually goes hand-in-hand with another listing called “no load current draw” or simply “current draw”. The kv tells you how fast your RC motor will spin when 1 volt is applied while current draw will tell how much power is required for your particularRC model just sitting there not doing anything but drawing power (this number is in amps).
You can also do some simple math to estimatethe sizeofyourRCmotorbased onits power outputand weight .
To do this,youwillfirst needto findoutthewattsperpound(W/lb) ratingofyourmotorbymultiplyingitsweightinkilogramsby9 .81 Newtons/kilogramwhichisapproximatelyequalto22poundsforce/poundmassor22W/lb .
Conclusion
In order to size an electric motor for an RC airplane, you need to take into account the weight of the aircraft, the type of propeller being used, and the desired flight speed. The first step is to determine the amount of power required by using a simple formula: P = W/(rho*V^3). Once you have determined the power required, you can select an appropriate motor by consulting a manufacturer’s chart or database.
It is important to remember that bigger is not always better when it comes to electric motors – a more powerful motor will require a larger battery and may result in shorter flight times.