40A ESC 2-6S Brushless ESC Speed Controller for RC Drone.

Readytosky 40A ESC 2-6S Brushless ESC Speed Controller for RC Drone

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Categories: ESC for Drones
Description

The Readytosky 40A Brushless ESC (Electronic Speed Controller) is a high-performance controller designed for RC drones, quadcopters, multirotors, planes, and helicopters. Built with advanced adaptive control, it provides stable operation for brushless motors and is extremely easy to configure, making it ideal for both hobbyists and professionals.

This 40A ESC supports 2–4S LiPo batteries and integrates a 5V/3A BEC, ensuring reliable power supply for flight controllers and receivers. With a 40A continuous current capacity and 60A burst current, it offers smooth throttle response and efficient performance in demanding flight conditions.

Its lightweight and compact design makes it suitable for popular drone frames such as F450 (450mm), S500, ZD550, and many other RC platforms. Note: This ESC does not support firmware flashing.

Applications

  • RC drones, quadcopters, and multirotors

  • RC planes and helicopters

  • DIY UAV projects

  • Brushless DC (BLDC) motor speed control

Features

  • 40A continuous current, 60A burst current

  • Supports 2–4S LiPo batteries

  • Integrated 5V/3A BEC output

  • Stable and adaptive control system

  • Lightweight and compact for drones & RC planes

  • Plug-and-play, easy to use

  • Compatible with F450, S500, ZD550, and similar frames

Specifications

Parameter Value
Model Readytosky 40A ESC
Constant Current 40A
Burst Current 60A
Supported LiPo Cells 2–4S
BEC Output Yes, 5V / 3A
Application BLDC Motors, Drones, RC Planes
Dimensions (mm) 7 x 3 (approx.)
Weight 34g
Color Black
Compatibility F450, S500, ZD550, RC Quadcopter/Helicopter

Package Includes

  • 1 x Readytosky 40A ESC Brushless Speed Controller