Description

The BLHeli Series 40A UBEC Brushless ESC is a high-performance electronic speed controller designed for multi-rotor drones and RC applications requiring robust power handling and precise motor control. Built for demanding flight environments, this ESC delivers smooth throttle response and dependable performance across a wide range of drone configurations.

Supporting up to 40A continuous current with burst capability for short-duration loads, the ESC is suitable for high-performance FPV drones, quadcopters, and multirotor systems. It supports 2S–6S LiPo batteries, allowing flexibility across different aircraft builds and power requirements.

Compatible with BLHeli-S and BLHeli-32 firmware, the ESC supports advanced control protocols including DShot150 / DShot300 / DShot600, OneShot, and MultiShot, providing pilots with enhanced responsiveness and control customization.

Some variants include a built-in BEC output for powering flight controllers and onboard electronics, while protection mechanisms improve operational safety and reliability during flight.

Features:

• Supports continuous current up to 40A
• Burst current capability up to 50A for short durations
• Compatible with 2S–6S LiPo batteries
• Supports BLHeli-S and BLHeli-32 firmware
• Compatible with DShot150 / DShot300 / DShot600 protocols
• Supports OneShot and MultiShot communication
• Built-in UBEC support on supported variants
• Configurable through BLHeliSuite and stick programming
• Supports flexible tuning and setup options
• Includes low-voltage protection
• Overheat protection for safer operation
• Signal loss protection for improved reliability
• Suitable for multirotor drones, FPV racing, and UAV builds

Package Includes:

• 1 × BLHeli Series 40A UBEC Brushless ESC