Quick Overview

New BumpBee_S ESC runs BLHELI_S (J_H_90) firmware on BB21 MCU, offer the best performance for Race multicopters.


QFN5x6 Power Mosfet instead tiny QFN 3x3 Mosfet(The other ESC using), could delivery more current, better cooling and less heat.


New BumpBee_S ESC runs BLHELI_S (J_H_90) firmware on BB21 MCU, offer the best performance for Race multicopters.

QFN5x6 Power Mosfet instead tiny QFN 3x3 Mosfet(The other ESC using), could delivery more current, better cooling and less heat.

Input voltage up to 24.8V.

Features: