EMAX BLHeli 30A ESC

The EMAX BLHeli Series 30A ESC with Oneshot delivers fast, smooth, and reliable motor control for FPV racing drones and multirotor platforms. Designed for modern FPV pilots, this ESC combines optimized BLHeli firmware with efficient power handling for responsive flight performance.

Moreover, the ESC supports 2S–4S LiPo batteries and provides stable current delivery for freestyle flying and high-speed racing. As a result, pilots get precise throttle response and smooth motor operation during demanding flights.

Whether you are building your first FPV quad or upgrading an existing drone, the EMAX 30A ESC offers dependable performance and excellent value.

Smooth & Responsive Throttle Control

The EMAX 30A ESC uses optimized BLHeli firmware to improve throttle response and motor efficiency. Additionally, the ESC supports Oneshot technology for faster signal communication between the flight controller and motors.

As a result, pilots experience smoother acceleration, better control precision, and more responsive flight handling.

Stable Power Performance

The ESC delivers 30A continuous current and supports up to 40A burst current for 10 seconds. Furthermore, the low output resistance design improves power efficiency while reducing heat generation.

This helps maintain stable drone performance during aggressive freestyle maneuvers and intense racing sessions.

Advanced Protection Features

The EMAX BLHeli Series 30A ESC with Oneshot includes multiple protection systems for improved safety and reliability.

These features include:

• Low-voltage protection
• Over-heat protection
• Throttle signal loss protection

Therefore, the ESC helps protect your FPV drone components during demanding flights.

Enhanced Signal Stability

The ESC features a separate power supply system for the MCU and BEC. In addition, this design improves the ESC’s ability to reduce magnetic interference during operation.

As a result, pilots get cleaner signal performance and more stable motor control.

Easy Configuration & Wide Compatibility

The ESC allows users to adjust parameters through a program card or transmitter. Moreover, pilots can set the throttle range for compatibility with different receivers.

The ESC also supports:

• 2S–4S LiPo batteries
• Built-in BEC support
• FPV racing drones
• Freestyle quadcopters
• Multirotor platforms

Optimized For FPV Racing

The EMAX BLHeli Series ESC is specifically designed for FPV racing applications. Additionally, its lightweight and efficient design helps improve overall quadcopter performance.

The ESC supports high motor speeds, including:

• 210,000 RPM for 2-pole motors
• 70,000 RPM for 6-pole motors
• 35,000 RPM for 12-pole motors

Therefore, it performs efficiently across various FPV drone setups.

Key Features

• Optimized BLHeli firmware for smooth motor performance
• Fast Oneshot throttle response support
• 30A continuous current output
• 40A burst current support for 10 seconds
• Compatible with 2S–4S LiPo batteries
• Low-voltage, over-heat, and signal loss protection
• Improved power efficiency and reduced heat generation
• Separate MCU and BEC power supply design
• Adjustable ESC parameters via program card or transmitter
• Built-in BEC support
• Ideal for FPV racing and freestyle drones

Technical Specifications

Package Includes

• 1 × EMAX BLHeli Series 30A ESC with Oneshot (Original)