Are you new to RC models and wondering what C rating Lipo you need for your device? Well, worry not, as we have the answer for you.
In short, the C rating of your Lipo battery depends on the model of your device, the size of the motor, and the type of flying you’re doing.
To learn more about choosing the right C rating for your Lipo, we have consulted with the leading RC experts in the field.
In this article, we will discuss the factors that influence the choice of C rating for your Lipo battery and provide you with the necessary information to make an informed decision. So, let’s dive into the world of Lipo batteries.
Overview of some best c rating battery
| Name | C Rating | Size |
|---|---|---|
| Gens ace 7.4V 6000mAh 70C 2S LiPo Battery | 70C | 138 x 46 x 26mm |
| AWANFI 3S Lipo Battery 11.1V 5000mAh 60C RC Battery | 60C | 138 x 46 x 38mm |
| HRB 11.1V 5000mAh 3S LiPo Battery Pack 50C | 50C | 155 x 48 x 24mm |
| Fconegy 3S 11.1V 5500mAh 40C Lipo Battery | 40C | 139 x 47 x 39.5mm |
| Lectron Pro 7.4V 5200mAh 35C Lipo Battery | 35C | 138 x 46 x 25mm |
What C Rating Lipo Do I Need?
The C-rating you need for your LiPo battery depends on your specific application and power requirements.
To determine the appropriate C-rating, divide the current draw (in amps) of your device by the battery capacity (in amp-hours) and choose a battery with a C-rating equal to or greater than the result.
What is the ‘C Rating’ and Why Does it Matter?
Understanding the C Rating of a battery is crucial if you are looking to purchase batteries for your remote-controlled vehicle, drone, or other electronic devices.
In this article, you will learn what the C Rating is and why it matters.
What is the C Rating? The C Rating is a measure of the discharge rate of a battery.
It represents the maximum amount of current that a battery can discharge relative to its capacity.
For example, a 1000mAh battery with a C Rating of 20C can discharge at 20 times its capacity, which means that it can deliver a maximum of 20,000mA or 20A of current.
Why Does it Matter? The C Rating is essential because it determines the amount of power a battery can deliver to your electronic device.
If the battery cannot provide enough power, your device may not function correctly or could even become damaged.
For instance, if you are using a battery with a low C Rating in a high-performance drone or remote-controlled car, the battery may not be able to deliver the required power, resulting in poor performance or even a crash.
When selecting a battery, you should consider the C Rating along with the battery’s capacity.
Higher C Ratings mean that the battery can deliver more power in a shorter time, making it suitable for high-performance applications.
However, batteries with higher C Ratings are often more expensive than those with lower C Ratings.
It’s important to note that the C Rating is not the only factor to consider when selecting a battery.
Other factors such as the chemistry of the battery, its weight, and its overall quality also play a significant role.
Therefore, it’s essential to consider all the factors when choosing a battery for your electronic device.
In conclusion, the C Rating is an essential factor to consider when selecting a battery for your electronic device.
It determines the amount of power a battery can deliver and plays a crucial role in the performance of your device.
Therefore, when choosing a battery, you should consider both the C Rating and the battery’s capacity, along with other factors such as chemistry, weight, and overall quality.
Choosing the Right C Rating for Your Application
Follow these steps to pick the right C rating lipo battery for your needs:
Assess Your Power Demands
To choose the right C rating for your application, first, evaluate the power demands of your device.
The C rating represents the maximum continuous discharge rate of a battery, expressed as a multiple of its capacity.
By understanding your device’s power requirements, you can avoid selecting a battery with an insufficient C rating, which could result in poor performance or even damage to the device.
Calculate the Required Discharge Rate
Next, calculate the required discharge rate of the battery to meet your device’s power needs.
You can do this by dividing the device’s power consumption (in watts) by the battery’s voltage (in volts).
The result will give you the current (in amperes) needed to power your device. Keep this number in mind when comparing different batteries’ C ratings.
Understand the C Rating Formula
Familiarize yourself with the C rating formula to make informed decisions when selecting a battery.
The formula is simple: C rating = Maximum continuous discharge current (A) / Battery capacity (Ah).
By applying this formula, you can determine if a battery’s C rating will provide the necessary current to power your device.
Consider Safety and Longevity
When selecting a battery with the appropriate C rating, consider the safety and longevity of both the battery and your device.
Opting for a battery with a slightly higher C rating than required ensures that the battery can handle the power demands of your device without overheating or experiencing excessive wear.
Additionally, a higher C rating can contribute to longer battery life, as it reduces the stress on the battery during discharge cycles.
Compare Different Battery Options
Now that you have a solid understanding of your device’s power requirements and the C rating formula, compare different battery options.
Take note of each battery’s capacity (Ah) and C rating to determine the maximum continuous discharge current (A) it can provide.
Choose a battery that meets or slightly exceeds your device’s current requirements to ensure optimal performance and longevity.
Remember that selecting the right C rating for your application is crucial for the safe and efficient operation of your device.
By evaluating your power needs, calculating the required discharge rate, and comparing various battery options, you can confidently choose a battery with the ideal C rating for your specific application.
How to Calculate the Required C Rating for LiPo Batteries
If you’re an RC hobbyist or drone pilot, you know how crucial LiPo batteries are for powering your devices.
LiPo batteries come in different sizes and capacities, and choosing the right one for your device is essential.
One factor you need to consider when selecting a LiPo battery is the C rating.
The C rating determines how much current the battery can discharge without overheating or causing damage. Here’s how to calculate the required C rating for your LiPo batteries.
Determine the Maximum Continuous Current Draw
The first step in calculating the required C rating for your LiPo batteries is to determine the maximum continuous current draw of your device.
This is the maximum amount of current that your device will draw during normal operation. You can usually find this information in the device’s specifications or manual.
If you can’t find the information, you can use a multimeter to measure the current draw while the device is operating.
Calculate the Required C Rating
Once you know the maximum continuous current draw of your device, you can calculate the required C rating for your LiPo battery. To do this, you need to use the following formula:
C rating = maximum continuous current draw/battery capacity
For example, if your device has a maximum continuous current draw of 20 amps and you’re using a 2200mAh (milliamp-hour) battery, the required C rating would be:
C rating = 20 amps / 2.2Ah = 9.09
In this example, you would need a LiPo battery with a C rating of at least 9.09.
Consider Safety Margin
It’s important to note that the required C rating you calculate is the minimum rating you need for your LiPo battery.
To ensure safe and reliable operation, it’s recommended to choose a battery with a higher C rating than what you calculated.
A safety margin of 25-30% is generally recommended. Using our previous example, if you calculated a required C rating of 9.09, you would want to choose a battery with a C rating of at least 12.
A Comparative Analysis: High C Rating vs. Low C Rating LiPo Batteries
Selecting the best LiPo battery for your specific application might seem challenging at first, but understanding the differences between high C rating and low C rating batteries can make the task easier.
You’ll discover the benefits and limitations of each type and make an informed decision for your needs.
Deciphering C Ratings
First, it’s crucial to grasp the concept of C rating. A battery’s C rating represents its maximum continuous discharge rate, which refers to how quickly the battery can safely discharge its stored energy.
A higher C rating indicates a quicker discharge rate, while a lower rating means a slower one.
Keep this in mind as you compare high C rating and low C rating LiPo batteries.
Benefits of High C Rating Batteries
High C rating batteries boast the ability to deliver more power quickly, which can be essential for high-performance applications.
These batteries are perfect for you if you’re using devices that require a rapid energy discharge, such as racing drones, high-speed remote control cars, or other high-performance electronics.
With a high C rating battery, you can expect better performance and responsiveness from your device.
Drawbacks of High C Rating Batteries
While high C rating batteries have their advantages, they also come with some downsides. These batteries are typically more expensive, bulkier, and heavier than their low C rating counterparts.
Additionally, they may have a shorter lifespan due to the stress from the rapid energy discharge.
Consider these factors when deciding whether a high C rating battery is the right fit for you.
Advantages of Low C Rating Batteries
Low C rating batteries, on the other hand, are well-suited for applications that don’t demand high energy discharge rates.
You’ll find these batteries ideal for devices like remote control gliders, slow-moving drones, or other electronics with modest power requirements.
Low C rating batteries are generally more affordable, lightweight, and compact compared to high C rating batteries.
They also tend to have a longer lifespan due to the lower stress on the cells.
Limitations of Low C Rating Batteries
Despite their benefits, low C rating batteries might not be the perfect choice for everyone.
They may not provide sufficient power for high-performance devices, leading to sluggish responsiveness and poor overall performance.
If your application requires a high discharge rate, a low C rating battery might not meet your needs.
Make an Informed Decision
Now that you’re aware of the differences between high and low C rating LiPo batteries, you can make an informed choice for your specific application.
Consider the power requirements of your device, your budget, and the desired performance before selecting the battery that best fits your needs.
Remember, choosing the right battery can greatly enhance your experience with your electronic devices.
Essential Safety Tips for Using LiPo Batteries with Different C Ratings
Below a few helpful safety tips to follow while handling lipo batteries with various C ratings:
Choose the Right Battery with a Suitable C Rating
First, select the appropriate LiPo battery for your device by checking its C rating. The C rating refers to the battery’s discharge rate, which influences performance and safety.
Ensure that the battery’s C rating meets the requirements of your device to prevent overheating and damage.
Store Your Batteries Safely
Always store LiPo batteries in a cool, dry place away from direct sunlight and heat sources.
Invest in a fireproof storage container or bag specifically designed for LiPo batteries to minimize fire risk. Remember to keep them away from children and pets for added safety.
Charge LiPo Batteries Properly
Use a dedicated LiPo balance charger to charge your batteries.
A balance charger ensures that each cell receives equal voltage and prevents overcharging, which can lead to swelling, overheating, or even fires.
Follow the manufacturer’s recommended charging settings and never leave charging batteries unattended.
Avoid Over-Discharging Your Batteries
Over-discharging a LiPo battery can damage its cells and reduce its lifespan.
Monitor the battery’s voltage during use and stop when it reaches the recommended low-voltage threshold, usually around 3.0 to 3.3 volts per cell.
You can use a voltage alarm or telemetry system to help track the voltage in real-time.
Inspect Your Batteries Regularly
Regularly inspect your LiPo batteries for signs of damage, swelling, or puffiness.
If you notice any of these issues, stop using the battery immediately and dispose of it safely. Damaged batteries pose a higher risk of fires and other accidents.
Handle Damaged Batteries with Care
If you accidentally damage a LiPo battery, handle it carefully to minimize the risk of fire.
Move it to a nonflammable surface away from flammable materials, and allow it to cool down for several hours before attempting to dispose of it.
Follow local regulations for battery disposal to ensure environmental safety.
Use a LiPo-Specific Discharger
When you need to discharge a LiPo battery, use a dedicated LiPo discharger or a charger with a discharge function.
Discharging at a controlled rate helps prevent overheating and damage to the battery’s cells.
By following these essential safety tips for using LiPo batteries with different C ratings, you can protect yourself, your devices, and your environment.
Remember, responsible battery usage not only ensures your safety but also prolongs the life of your batteries.
Recommended LiPo Battery Brands and C Rating Options for Various Applications
There are numerous LiPo (Lithium Polymer) battery brands in the market that cater to different applications, including RC vehicles, drones, airsoft guns, and more.
The C rating is a crucial factor in determining the performance of a LiPo battery, as it indicates the battery’s maximum continuous discharge rate.
Below is a list of recommended LiPo battery brands and suggested C rating options for various applications.
| Brand | RC vehicles | Drones | Airsoft guns |
|---|---|---|---|
| Tattu | 25C to 50C | 45C to 90C | 15C to 30C |
| Gens Ace | 25C to 50C | 45C to 90C | 15C to 30C |
| Turnigy | 20C to 50C | 30C to 65C | 15C to 30C |
| Venom Power | 25C to 50C | 45C to 90C | 20C to 40C |
| Ovonic | 20C to 50C | 30C to 80C | 15C to 30C |
FAQs
What Happens If I Use A LiPo Battery With A Lower C Rating Than Required?
Using a LiPo battery with a lower C rating than required can result in reduced performance, overheating, and potentially damaging your battery, motor, or ESC.
A battery with an insufficient C rating may not be able to deliver the necessary current to your device, causing it to underperform or fail.
Can I Use A LiPo Battery With A Higher C Rating Than Required?
Yes, you can use a LiPo battery with a higher C rating than required for your device.
In fact, it is generally better to have a higher C rating as it provides extra headroom for the battery to handle current spikes or increased demand during high-performance maneuvers.
A higher C rating will not damage your device, and it can even contribute to longer battery life and better overall performance.
Do I Need To Balance Charge My LiPo Battery With A Specific C Rating?
Yes, it is essential to balance charge your LiPo battery, regardless of its C rating.
A balance charger ensures that each cell in the battery is charged evenly, which helps maintain the battery’s overall health, performance, and longevity.
Always follow the manufacturer’s recommended charging settings and use a quality balance charger designed for LiPo batteries.
Final Words
Determining the appropriate C rating for your LiPo battery depends on the specific application and requirements of your device.
If you are using a high-performance RC car or drone, you may need a higher C rating to ensure that your battery can handle the demands of your device.
On the other hand, if you are using your battery for a low-power device, a lower C rating may be sufficient.
It is important to consider both the discharge rate and capacity of your battery to ensure that it can meet the demands of your device while also providing a safe and reliable power source.
Ultimately, understanding the C rating of your LiPo battery and choosing the appropriate one for your needs is crucial to ensuring optimal performance and safety.
