Description
Description:
The Readytosky 20A 2-4S Mini BLHeli-S OPTO ESC is a compact and high-performance electronic module integrated into the power distribution system of a drone. It is designed to provide precise control over the speed and performance of the drone’s motors. The “OPTO” designation typically means that this ESC lacks a built-in Battery Eliminator Circuit (BEC) to regulate and supply power to the flight controller and other onboard electronics. Instead, it’s designed to be used in setups where power distribution and regulation are handled separately.
Specifications:
- Model: 20A BLHeli-S OPTO ESC
- Suitable Lipo Batteries: 2 ~ 4S
- Continuous Current: 20A
- Peak Current(10s): 25A
Features:
- Readytosky 20A ESC supports the newest protocol of Dshot150/300/600
- Support PWM, Oneshot125, Oneshot42
- smaller size, lighter weight, and easy to build
- Readytosky 20A ESC has a stable performance
- Built-in automatic protection of temperature sensor
- Readytosky 20A ESC supports two-way mode and FPV 3D mode
Package Included:
1 x Readytosky 20A ESC 20A 2-4S Mini BLHeli-S OPTO ESC for FPV Race RC Helicopter







Radiolink CrossRace V1.0 Flight Controller High Performance CrossRace APM Flight Controller Stack OSD Integrated For DJI HD VTX System For RC Drone
Radiolink R8XM RC Receiver R8XM 8 Channels 2.4GHz RC Receiver SBUS/PPM Voltage Telemetry Long Range Control RX for Aircraft T8S/T8FB Transmitter
Raspberry Pi 4 Heat Sink - Pack of 3 - 3 in 1 Pi 4 Heat Sink - Blue
XYQ-2 DIY Drone Mini Toy Drone Aircraft With Remote Wooden Assembly Mini Drone Quadcopter
Reviews
There are no reviews yet.