Versatile & Powerful ESC for RC Helis or Airplane
Push the limits of performance with the SunnySky 300A X Pro Air Brushless ESC—a powerhouse designed for extreme RC airplane and helicopter applications. With cutting-edge 32-bit processing, advanced MOSFET efficiency, and intelligent telemetry, this ESC delivers unmatched control, responsiveness, and reliability. Whether you’re chasing raw speed or precision flight, the X Pro ensures cooler operation, adaptive tuning, and rock-solid stability, making it the ultimate upgrade for serious pilots.
About the SunnySky 300A X Pro
Ultimate Performance
The SunnySky 300A X Pro Air Brushless ESC (6-14S) delivers exceptional power and efficiency for high-performance RC airplanes and helicopters. Featuring a 32-bit 170MHz microprocessor, it ensures ultra-fast response and precise control, while advanced MOSFET technology minimizes heat and maximizes reliability. Its robust aluminum alloy case and unique fan guard optimize heat dissipation for stable operation under extreme conditions. Offering adjustable BEC output (6V-12V/10A), telemetry support, and Bluetooth programming via iOS/Android, it provides seamless customization and real-time monitoring. With multiple safety protections including overcurrent, overvoltage, and signal loss, this ESC ensures a secure and efficient power system, making it an excellent choice for demanding RC pilots.
Features:
- Powerful processor with a 32-bit 170MHz microprocessor for fast response
- High current handling supports 300A continuous and 320A burst current
- Wide voltage range works with 6S-14S LiPo batteries
- Advanced cooling with an aluminum alloy case and fan guard for better heat dissipation
- Adjustable BEC provides 6V-12V/10A for stable power output
- Telemetry support monitors voltage, current, temperature, RPM, and throttle
- Bluetooth programming allows easy tuning via iOS/Android app
- Multiple protections include overcurrent, overvoltage, and temperature safety
- Fast & stable control with low resistance MOSFETs for efficient power delivery
- Versatile use makes it perfect for RC airplanes and helicopters
Includes:
- (1) SunnySky 300A Pro Air Brushless ESC (6-14S)
- Instruction Manual
Specifications:
| Type | Brushless |
|---|---|
| Input Voltage | 6S-14S (22.2-58.8V) Lipo |
| Continuous Current | 300 Amps |
| Burst Current | 320 Amps |
| BEC Output | Adjustable 6-12V 10A |
| Application | RC Helicopters & Airplanes |
| Programming | LCD Program Card G2 on (iOS or Android) |
| Dimensions | 4.13×2.24×1.79in (105x57x45.6mm) |
| Weight | 10.05oz (285g) |
This product was added to our catalog on March 31, 2025
- OMP Hobby M7





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