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Item #:
87104131
SunnySky V4004 High Efficiency Brushless Motors(300KV)
Item #:
87104131
TZS 244054
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Order now and get it around Thursday, July 23
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What Stands Out
High Efficiency
The SunnySky V4004 operates at a high efficiency, providing maximum power while consuming less energy, ensuring extended flight times and better performance for drone enthusiasts and model aircraft users.
Brushless Design
Its brushless motor design reduces friction, enhances durability, and results in smoother operation, making it ideal for professional and hobbyist pilots seeking reliable performance in demanding conditions.
400KV Rating
With a 400KV rating, this motor offers a powerful thrust-to-weight ratio, enabling faster acceleration and improved maneuverability, ideal for competitive racing and aerial photography applications.
Product Details
| Item Weight | 0.88 lbs (400 grams) |
Who Should Buy?
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Drone Enthusiasts
Ideal for hobbyists and professionals seeking high efficiency and performance in drone applications.
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FPV Racers
Perfect for first-person view racing drones, delivering agile response and exceptional speed.
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Aerial Filmmakers
Great choice for capturing high-quality aerial footage with stable flight characteristics.
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Beginner Users
May be complex for novices who are just starting with brushless motors.
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Heavy Loads
Not suitable for applications requiring high torque due to lower KV rating.
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Budget Buyers
Could be too pricey for users who are looking for basic, economical motor options.
Product Description
SunnySky V4004 High Efficiency Brushless Motors(300KV)
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What are the key features of the SunnySky V4004 300KV brushless motor?
Answer: The SunnySky V4004 300KV brushless motor features high efficiency with a robust design, making it perfect for various applications like drones and RC aircraft. Its 300KV rating indicates a balanced performance, delivering excellent thrust with optimal battery usage. With its lightweight construction, it ensures agility and speed in your builds. Users appreciate its comprehensive cooling system, which enhances performance even during extended use, providing reliability and effectiveness for hobbyists and professionals alike. -
Question:
How does the SunnySky V4004 motor compare to other brushless motors?
Answer: Compared to other brushless motors in its category, the SunnySky V4004 stands out due to its high efficiency and performance consistency. Many users highlight that it operates cooler than competitors, reducing the risk of overheating during intense flight sessions. Its 300KV rating makes it versatile for both beginner and advanced setups, allowing for a broad range of propeller sizes and craft types, from lightweight drones to heavier payload applications. -
Question:
What type of aircraft is the SunnySky V4004 motor suitable for?
Answer: The SunnySky V4004 motor is ideal for various unmanned aerial vehicles, particularly multirotors and fixed-wing aircraft. Its efficiency and power output make it particularly suitable for drone racing enthusiasts and aerial photography drones, where stability and performance are critical. Users can leverage its capability across different configurations, enhancing flight times and maximizing the carrying capacity for equipment, such as cameras or sensors. -
Question:
What propeller size is recommended for the SunnySky V4004 300KV motor?
Answer: For the SunnySky V4004 300KV motor, propeller sizes ranging from 10 to 14 inches are generally recommended for optimal performance. Choosing the right propeller size not only affects thrust and efficiency but also the overall flight characteristics of the aircraft. Users should consider their specific flight applications—smaller props for agility and larger props for stability and lift—to achieve the desired performance outcomes. -
Question:
What are the installation requirements for the SunnySky V4004 motor?
Answer: Installing the SunnySky V4004 motor typically requires a compatible electronic speed controller (ESC), which can handle the motor's specifications. It is crucial to ensure that the ESC supports brushless motors and has the right current rating to maintain safe operation. Additionally, proper soldering or connector fittings for battery and ESC connections should be in place to guarantee seamless performance, making it suitable for both experienced builders and DIY enthusiasts. -
Question:
Can the SunnySky V4004 motor be used in racing drones?
Answer: Yes, the SunnySky V4004 motor is suitable for racing drones, thanks to its high efficiency and performance. Its 300KV rating allows for rapid acceleration and speed, making it a popular choice among racers. Many users have successfully incorporated this motor into their racing setups, enjoying enhanced responsiveness and higher top speeds, key attributes necessary for competitive racing scenarios. -
Question:
What battery specifications should I use with the SunnySky V4004 motor?
Answer: The SunnySky V4004 motor performs best with LiPo batteries, especially those rated between 3S and 6S. It's essential to select a battery that can provide sufficient discharge current to prevent throttling during high-demand situations. Users who couple this motor with the right battery specifications report significantly longer flight times and improved stability during maneuvers, which is crucial for serious hobbyists and professionals alike. -
Question:
Is the SunnySky V4004 motor suitable for beginners?
Answer: While the SunnySky V4004 motor can be utilized by beginners, it's recommended that users have basic knowledge of brushless motors and their components. Its efficiency makes it forgiving for inexperienced pilots, enabling them to focus on flight lessons without worrying about hardware performance. Beginners can take advantage of this motor to learn the nuances of UAV operation, while still progressing to more advanced applications as they gain confidence. -
Question:
Where can I buy SunnySky V4004 High Efficiency Brushless Motors 300KV?
Answer: You can purchase the SunnySky V4004 High Efficiency Brushless Motors 300KV from Ubuy, which provides a convenient platform for getting this product in Tanzania. Ubuy offers a user-friendly shopping experience, ensuring that you have access to reliable product information and a seamless checkout process, making it a great place to find quality electronics. -
Question:
What are the maintenance tips for the SunnySky V4004 motor?
Answer: For optimal performance of the SunnySky V4004 motor, regular maintenance is advised. Users should frequently check the motor for dirt or debris accumulation, especially near the bearings and rotor. Ensuring that connections and solder joints are secure will help maintain electrical efficiency. Additionally, periodic inspections for wear and tear can preempt performance issues, extending the motor's lifespan and ensuring reliability during flight, significant for both casual and competitive users.
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
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“Not madly expensive like I thought, and much quicker than promised.”
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TZS 244054
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