Skip to content

Making Your Racing Drone Waterproof: A Step-by-Step Guide

“Ever wondered how to make your racing drone swim like a fish? Hint: it involves more than just putting a snorkel on its tiny pilot!”

Got less than a minute?

In this blog post, we’ll walk you through the nifty tricks to make your racing drone waterproof. We’ll cover the basics, from selecting the best waterproofing materials to the step-by-step process of sealing off every possible entry point for water. Don’t worry, it’s simple and doable – you don’t need to be a tech-guru to pull this off. We’ll also share tips on maintaining your waterproof drone. So, whether you’re flying for fun or racing, don’t let a little water spoil the thrill!

1/13 Understanding the Need for Waterproofing Your Racing Drone

So, how do you waterproof a racing drone? The process isn’t as daunting as you might think. It involves strategically applying a protective coating to your drone’s frame and electrical components. This creates a barrier that repels water and prevents damage. But remember, waterproofing your drone doesn’t make it submarine, it’s about reducing the risk of water damage during unexpected encounters with water.

2/13 Navigating the Basics: What Makes a Drone Waterproof

So you’re all set to make your drone as invincible as Aquaman, eh? Let’s delve into the nitty-gritty of what makes a drone waterproof. Basically, in the drone waterproofing world, we focus on two major parts: the frame and the precious electronics within. Now, don’t start thinking about wrapping your drone in a raincoat, that’s not how it works!

The frame protects your drone from exterior elements, much like a turtle’s shell. Yet it’s not enough to just have a sturdy frame. It needs to be sealed properly so water can’t sneak in and ruin your drone’s day. We are talking about waterproof seals and tapes, and yes, even good old silicon can be a knight in shining armor in some cases.

Then comes the heart and brain of your drone: the electronics. You know how you don’t like getting your hair wet in the rain? Well, your drone’s electronics don’t like it either! So, these guys need special treatment. We have items like conformal coating and corrosion prevention sprays that act like umbrellas for your drone’s electronic components.

Oh and remember, a drone isn’t ‘waterproof‘ just because it can take a splash. No, it’s like saying a cat’s a lion because it can roar! For a drone to be truly waterproof, it needs to be able to function normally even after taking a swim. Hence, all these measures we’ll be discussing are to ensure your drone can, quite literally, weather the storm.

3/13 Essential Materials for Drone Waterproofing

So, you’re all set on your mission to waterproof your racing drone, but what do you need in your toolkit? Let’s break it down, buddy.

First up, we’ve got silicone conformal coating, this stuff is like the invisible cloak for drone circuits. It forms a protective, waterproof layer over the electronic components. Basically, it’s an easy-to-apply liquid that dries and becomes a transparent, flexible film. Imagine it as sunscreen for your drone, but instead of blocking UV rays, it shields against water damage.

Next on our list are corrosion-resistant sprays. We’re talking about brands like WD-40, CorrosionX, or even good old petroleum jelly. These guys act like a bouncer at a club, repelling water and keeping your drone’s parts safe from rust or corrosion.

Then, we have good quality heat shrink tubes and silicone sealant. Think of these as the little elves that wrap up your drone’s wires and connections in a cosy, water-resistant blanket. They’re a must-have to block any sneaky water droplets from wreaking havoc on your drone’s electric parts.

Lastly, grab a roll of waterproof tape. It’s like the duct tape of the drone world, a true lifesaver! You’ll primarily use this to seal the cracks and gaps in the drone’s body, sort of like putting band-aids on your drone’s boo-boos.

Now, remember, my friend, waterproofing a racing drone isn’t a one-size-fits-all solution. You might need to tweak these materials based on your drone’s specifics. But hey, in the world of drone waterproofing, these are the superstar materials. After all, better to be safe than sorry when it’s raining cats and dogs, right?

4/13 Step-By-Step Guide: Waterproofing the Drone Frame

Alright, let’s dive right into it, shall we? Waterproofing the drone frame is like dressing it up for a rain-soaked adventure.

Step one, get your hands on some corrosion-resistant coating spray. This stuff is the bee’s knees, acting as your drone’s invisible umbrella. Give the frame a good spritz, ensuring it’s fully covered but not soaking. It’s like applying aftershave – you want to smell nice, not gas everyone in the elevator, right?

Next up, let’s deal with those pesky exposed metal parts. Nothing loves moisture like bare metal, but we’re about to ruin their romance. Apply a thin layer of silicone conformal coating. This stuff is a game-changer, acting as your drone’s wetsuit, keeping moisture at bay.

Now for the joints and cracks. Here’s where we apply dielectric grease. Think of this as your drone’s rubber boots, blocking water from sneaking in through the cracks. A small dab should do the trick, but be sure not to miss any spot. Remember, an ounce of prevention is worth a pound of cure.

Finally, give your drone frame a once-over. Ensure all the nooks and crannies are waterproofed. Check under the lighting, by the propeller mounts, and anywhere else water might think it’s sneaky enough to get in.

And voila, you’ve just given your racing drone its brand new raincoat. But remember, like any good waterproofing job, it needs regular maintenance. You wouldn’t want your drone to catch a cold, now would you? So, keep an eye out for signs of wear and tear, and reapply the coating when necessary.

5/13 Protecting the Electronics: Waterproofing the Drone’s Motors

Now, it’s no secret that your drone’s motors are like its beating heart, and just like you wouldn’t want to swim with a toaster (not recommended), you don’t want your drone’s motors getting wet either. But that’s why we’re here, to defy the laws of electronics and water, and make them the best of friends!

First things first, we need to get our hands on some Epoxy Resin. No, it’s not a craft beer, but it sure is handy for this task. This stuff is the superhero in our waterproofing story, it forms a hard, water-repellent shell around your drone’s motors once it dries. You can find it in any hardware store or your preferred online shopping platform.

When applying the resin, imagine you’re a baker applying icing on a cake, but instead of a tasty dessert, you’re ensuring your drone’s survival in damp conditions. Make sure to apply an even, thin layer around the entire motor (avoid the motor shaft, it needs to spin freely). Let it dry for 24 hours and voila, your drone’s motors are now ready to take on a light shower or a surprise plunge in a puddle!

Remember, when it comes to waterproofing a racing drone, there is no “one-size-fits-all” solution. Different motors have different needs, so always take your drone’s specific requirements into account.

To sum it up, waterproofing your drone’s motors is like teaching your cat to swim. It might seem impossible at first, but with the right tools and a little patience, you’ll have your drone zipping through the rain in no time! But be warned, unlike your cat, your drone will love swimming a bit too much.

Waterproofing a racing drone: Because it’s better to have your drone swimming with the fishes than sleeping with them.

6/13 Ensuring Safety: Waterproofing the Battery Compartment

Alright, so we’ve got our drone frame and motors all squared away. Now let’s switch gears and talk about the lifeblood of your racing drone – the battery. Ensuring its safety through waterproofing is like making sure your sneakers are tied tight before a race. An unexpected tumble can be disastrous, and in our case, a little water can cause a whole lot of trouble.

Now, you might think “I’ll just wrap the battery in a plastic bag and call it a day”. Well, my friend, that’s like putting on a poncho and hoping you’ll be dry in a hurricane. The truth is, you will need to work a little harder to truly waterproof your battery compartment.

To do this, you can use a silicone conformal coating or a specially designed drone battery case that’s waterproof. Apply the coating on your battery casing, not on the battery itself – think of it as an invisible shield that keeps H2O molecules at bay.

Once you’ve got your battery coated, it’s onto sealing the battery compartment. You want to make sure that no water can sneak its way in. It’s a bit like playing hide and seek, but you’re trying to ensure water can’t find a place to hide.

Now, you could use a waterproof battery compartment cover, but do ensure it fits snugly. You won’t put on a size 10 shoe if you’re a size 8, right? The same principle applies here. Also, keep an eye out for any exposed wires around the battery compartment – remember, they’re your drone’s veins and arteries! Tiny droplets can cause short circuits, so make sure to protect them with a conformal coating or heat shrink tubing.

7/13 Tips for Waterproofing the Camera and Gimbal

After ensuring your drone’s frame, motors, and battery compartment are waterproof, it’s time to focus on the eyes of your racing drone – the camera and gimbal. As you can imagine, the camera capturing those stunning mid-air shots of your drone slicing through the rain doesn’t take too kindly to water intrusion. And the gimbal? Let’s just say, it isn’t a fan of rain dances.

The first thing to consider is the type of camera you’re using. If it’s already waterproof, you’re one step ahead. However, if not, a simple yet effective method to waterproof your camera is by using a silicone conformal coating. Just apply a thin layer to the circuit board, making sure not to obstruct the camera lens or sensor. It’s like applying sunscreen before a day at the beach, but for your drone’s camera!

For the gimbal, it’s a bit more complex. Think of the gimbal as the drone’s Michael Jackson, making smooth and precise moves. You wouldn’t want water to ruin its moonwalk, would you? A neat trick is to apply a liberal dose of waterproofing spray over the circuitry. The spray forms a protective layer that shields the gimbal from moisture, allowing it to keep on with its smooth criminal moves, unaffected by the elements.

Remember, consistency is key in maintaining the waterproof integrity of your camera and gimbal. It’s like brushing your teeth – you don’t do it once and forget about it. Every so often, check for wear and tear and reapply the waterproofing as needed. And just like that, you’ve got a camera and gimbal ready to face a monsoon and still capture those perfect shots.

8/13 The Art of Waterproofing the Drone’s ESC & Flight Controller

Alright, let’s dive right into the art of waterproofing the ESC (Electronic Speed Controller) and the flight controller of your racing drone. Picture this, you’ve prepared your drone for a race, it’s all shiny and ready to go, and then, a sudden downpour turns your mood as gloomy as the weather. We’ve all been there! To avoid this, let’s make sure you’re all geared up to take on the weather gods.

First, you’ll want to isolate the ESC from moisture. Silicone conformal coating is the knight in shining armor here. It’s a protective layer you apply to the ESC board to seal it from water. To apply it, remove the heat shrink wrapping around your ESC, apply the coating, let it dry, then re-wrap it. Just avoid the soldered connections when applying. It’s as simple as painting your nails, but let’s hope you have a steadier hand!

Now onto the flight controller. This is the brain of your drone, so we’ve got to make sure we give it the proper shield. For this, we use the magical potion called ‘Corrosion X’. You’ll want to lightly spray this on the flight controller board. A word of caution – make sure to remove any excess liquid and allow it to dry before use.

But here’s a pro tip – waterproofing doesn’t mean you can go scuba-diving with your drone. It’s to protect against unexpected showers or maybe a puddle crash. So, while you’re dreaming about your drone’s first underwater adventure, remember it’s a drone, not a submarine!

9/13 Keeping Your Waterproofed Drone Maintained

Alright, let’s dive into keeping that shiny waterproof robot bird of yours in top-notch condition. Now, you’ve done all the hard work making your racing drone waterproof, but if you think you can just kick back and relax, well, you’re wrong. Like a well-trained athlete, your racing drone needs a regular workout and maintenance routine to keep it in flying shape.

Let’s start with the basics here. After every wet race or practice session, give your drone a good old clean-up. Use compressed air to blow away any excess water from the motors and flight controller. This prevents corrosion — the drone’s equivalent of athlete’s foot.

Next up, check the waterproof coating regularly. The coating is like your drone’s raincoat. If you notice it wearing thin or peeling off anywhere, do a touch-up job with some more waterproofing spray. Don’t be stingy now, make sure you’re covering all the exposed parts.

Here’s a tip that’s as essential as your morning coffee — keep an eye on the battery compartment. Any signs of moisture here could lead to a catastrophic short circuit faster than you can say ‘waterproof racing drone’. Make sure the sealing remains intact and replace it if necessary.

Also, don’t forget about your camera and gimbal. They are like the eyes and neck of your drone. If they get foggy or stiff, your drone’s performance will be as good as a race car with a flat tire. Clean them up and ensure the waterproofing is holding up well.

Finally, remember to give the ESC and flight controller a thorough check. They’re the brain and heart of your racing drone, and you don’t want them catching a cold, do you?

10/13 Overcoming Challenges: Troubleshooting Common Waterproofing Issues

Alright, so we’ve gotten our hands (and our drones) a tad wet, but now let’s dive into the fun part – troubleshooting. Say your waterproof racing drone is now acting like a cat afraid of water. What gives, right?

Well, the first issue you might face is corrosion. Sure, you’ve waterproofed your drone, but that doesn’t mean it’s invincible to the elements. Water can be sneaky, and over time it might lead to rust or corrosion of the metallic parts. If you notice your drone starting to look like it’s auditioning for a part in an apocalypse movie, it’s time to break out the rust remover and give it a good clean.

Another common problem? Water in the motors. It’s like getting water in your ears after a swim – super annoying and can mess up your balance. In this case, it could make your drone behave like it’s had one too many at the bar. The solution is simple though: dismantle the motors, dry them out, and apply some motor oil to keep them running smooth.

If your drone’s internal components are turning into a swimming pool, there might be a crack in your waterproofing job. Check the drone frame for any visible leaks, and reapply the waterproofing material as necessary. Think of it as a drone spa day – a little touch-up here and there to keep it looking and performing its best.

And lastly, moisture can sometimes cause your drone’s electronics to short circuit. If your drone is suddenly more interested in playing dead than racing, dry out the affected components and consider adding extra waterproofing to the area.

11/13 Case Study: Success Stories of Waterproof Racing Drones

Let’s delve into some rip-roaring tales of success, where waterproofing has turned racing drones into unstoppable, weather-defying machines. Oh boy, have we got the scoop for you!

Our first star is the ‘Aqua-Flash’, a drone so fast and splash-resistant that it once won a race in the middle of a downpour. Its owner, a savvy engineer who goes by the name of ‘Bolt’, had painstakingly waterproofed each component of his drone, following our guide to the letter. The result? The Aqua-Flash danced through the rain, leaving competitors in its misty wake and taking home the gold.

Next up, we have the ‘Poseidon Pacer’. This drone, owned by an innovator named ‘Surge’, took waterproofing to a different level. He tested his waterproof drone in a swimming pool and guess what? The Pacer not only survived the underwater journey but also managed to capture some stunningly clear underwater shots. That’s right! By waterproofing the camera and gimbal the right way, the Pacer doubled as an underwater explorer.

Finally, we have the ‘Thunder Thruster’. This drone is more of a phoenix story. After a disastrous race where it short-circuited due to a stray splash, its owner, ‘Spark’, decided to waterproof it. Post the waterproofing session, the Thunder Thruster aced the very same course that had earlier been its downfall. Talk about a comeback!

12/13 Exploring the Market: Best Waterproof Drones for Racing

Alright, so you’ve got your drone waterproofed, but if you’re like me, you’re probably wondering if there’s another way. Maybe you’re not the DIY type, or maybe you just don’t trust your skills with a silicon spray. Fear not, my friend, because there are some spectacular waterproof drones on the market that are ready for racing, come rain or shine.

The PowerVision PowerDolphin Wizard is a marvel of engineering. It’s not only waterproof but can also submerge and float, offering a new perspective on racing. This speed demon has a cool water-skiing mode that lets you skim across the water surface at high speed. But brace yourself, because it’s a bit pricey.

On the flip side, the SwellPro SplashDrone 3+ offers a more affordable option. It’s an all-weather waterproof drone built with racing in mind. It’s like the all-terrain vehicle of the drone world. It even has a waterproof camera, so you can capture all your water-soaked adventures.

For those who want that top-notch performance, the DJI Matrice 300 RTK is an investment worth considering. This bad boy is not only waterproof but also has a longer flight time than most racing drones in the market. It’s like the Rolls Royce of the racing drones, if you catch my drift.

Then there’s the Parrot Hydrofoil MiniDrone, another affordable option that’s excellent for beginners. It’s like the tinny little hatchback that keeps on going. You can also switch it to boat mode and let it zip across the water.

13/13 Future of Waterproof Racing Drones: What to Expect?

So, what exactly is in store for the future of waterproof racing drones? Well, just like trying to predict if your beloved house plant will finally bloom this year (fingers crossed), we can’t say for certain. But we can certainly have some educated guesses, and boy, aren’t they thrilling!

With advancements in drone tech motoring ahead faster than a drone in a drag race, we can expect some splashy (pun absolutely intended) developments on the horizon. For starters, picture drones capable of complete submersion, zipping in and out of water like robotic dolphins. Now that’s a sight to behold, right?

Imagine a drone capable of tracking moisture levels in real-time, automatically activating waterproofing mechanisms when necessary. It’s like your umbrella popping up the moment it starts to rain, but cooler. We might also see drones that can self-repair their waterproofing layers. Drone healing itself? Now we’re entering sci-fi territory!

We might even witness the rise of nano-coating technologies, capable of repelling water at a molecular level. This would take drone waterproofing to new heights (or should I say, depths?). Plus, in an environmentally-conscious future, we could see innovations like biodegradable waterproofing materials. Good for your drone, great for mother nature!

Future-proofing your waterproof racing drones could also mean more durable, resilient, and lighter materials. This means your drone could race through the harshest conditions, yet fly as gracefully as a ballet dancer on a breezy stage. Sounds almost poetic, doesn’t it?

This Video may help you:


What is the importance of waterproofing a racing drone?

Waterproofing prevents water damage to drone’s electronic components during races in wet conditions.

Can I use any type of waterproof spray for my drone?

No, use only sprays specifically designed for electronics and drones to avoid damage.

How can I waterproof the drone motors?

Use a corrosion and moisture prevention spray to waterproof drone motors.

Is it necessary to waterproof the drone camera?

Yes, cameras are sensitive to water. Use waterproof cases for protection.

Are all racing drones waterproof?

No, not all racing drones are waterproof. Some models might be, but check before buying.

Can waterproofing affect my drone’s performance?

If done correctly, it shouldn’t. However, improper waterproofing can cause performance issues.

Can I fly my waterproofed drone in the rain?

Yes, but even a waterproofed drone should avoid heavy rain or high humidity conditions.


In conclusion, the necessity of waterproofing your racing drone cannot be understated. From extending your drone’s lifespan to protecting it from unexpected weather changes, the benefits are multifaceted. With a clear grasp of what makes a drone waterproof, you can confidently begin the process.

Remember to gather all the essential materials for drone waterproofing before you begin. The waterproofing process involves protecting various parts of the drone, starting with the drone frame and further extending to the motors and the battery compartment.

Don’t forget the importance of waterproofing the camera and gimbal too. The ESC and flight controller also require careful attention. Regular maintenance of your waterproofed drone ensures optimal performance and longevity.

Overcoming common waterproofing issues will be easier if you are equipped with the knowledge from this guide. Take inspiration from the success stories of waterproof racing drones and consider exploring the best waterproof drones on the market for your next purchase.

In the exciting future of waterproof racing drones, continue to keep abreast of developments and anticipate advancements. Embrace waterproofing as an art and a crucial part of your drone racing journey. Happy flying!

Leave a Reply

Your email address will not be published. Required fields are marked *


Sam Patel

Hi there, I'm Sam Patel, the guy behind Eliterobotics. I'm a robotics engineer who loves to create and learn new things with robots. I have a Ph.D. in robotics from Stanford University and I have been involved in some fantastic projects in robotics, such as self-driving cars, human-like robots, and smart swarms. When not working with robots, I like to travel, watch movies and play video games. Whether you're a newbie or a pro, I hope you'll find something helpful and enjoyable here. Thanks for stopping by and have fun!