---
product_id: 511434484
title: "30A ESC 2-6S OPTO Brushless Electronic Speed Controller for F450 S500 ZD550 RC Helicopter Quadcopter(4PCS)"
brand: "readytosky"
price: "€ 87.88"
currency: EUR
in_stock: true
reviews_count: 5
category: "Readytosky"
url: https://www.desertcart.pt/products/511434484-30a-esc-2-6s-opto-brushless-electronic-speed-controller-f450
store_origin: PT
region: Portugal
---

# 30A continuous current power 2-6S LiPo battery compatibility Highly intelligent adaptive firmware 30A ESC 2-6S OPTO Brushless Electronic Speed Controller for F450 S500 ZD550 RC Helicopter Quadcopter(4PCS)

**Brand:** readytosky
**Price:** € 87.88
**Availability:** ✅ In Stock

## Summary

> 🚁 Elevate your drone game with intelligent power and precision control!

## Quick Answers

- **What is this?** 30A ESC 2-6S OPTO Brushless Electronic Speed Controller for F450 S500 ZD550 RC Helicopter Quadcopter(4PCS) by readytosky
- **How much does it cost?** € 87.88 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/511434484-30a-esc-2-6s-opto-brushless-electronic-speed-controller-f450)

## Best For

- readytosky enthusiasts

## Why This Product

- Trusted readytosky brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Adaptive Firmware:** Optimized ESC firmware ensures flawless compatibility and ultra-responsive control.
- • **Next-Level Refresh Rates:** Up to 621Hz throttle signal refresh rate for ultra-smooth, professional-grade flight control.
- • **Power-Packed Performance:** Delivers a robust 30A continuous current with 40A max for peak flight power.
- • **Noise-Free Signal Integrity:** Twisted pair copper throttle line minimizes crosstalk for precision throttle response.
- • **Seamless Battery Flexibility:** Supports 2-6S LiPo batteries, giving you versatile energy options for longer flights.

## Overview

The 30A ESC 2-6S OPTO Brushless Electronic Speed Controller is a lightweight, high-performance ESC designed for RC helicopters and quadcopters. Featuring a continuous current rating of 30A and compatibility with 2-6S LiPo batteries, it boasts optimized firmware for superior adaptability and signal integrity. Its advanced MOSFET driver chip and high throttle refresh rates deliver stable, precise motor control, making it a reliable choice for serious hobbyists and professionals alike.

## Description

Features: 1, Specifically optimized firmware ESC, the ESC has a very good compatibility; 2, Highly intelligent, adaptive ability, extremely easy to use; 3, Throttle signal line is a twisted pair, copper wire to reduce crosstalk signal generated 4, Supports up to 621Hz refresh rates up to the throttle signal, compatible with a variety of flight control (Note: More than 500Hz signal of the throttle throttle are all non-standard signal) 5, Use MOSFET special driver chip, performance and stability far beyond the driving circuit with discrete components built ESC Specification: Cont. Current: 30A Max. Current: 40A BEC : No (OPTO ESC) Li-ion/Li0poly:2-6S Weight: 28.5g(with banana connector); Package includes : 1 or 4pcs* 30A ESC

Review: This is a solid ESC. No BEC and not sure if the firmware can be changed or updated but it's a good performing reliable ESC
Review: Inconvenient startup procedure, but the ESCs themselves seem to work fine for my 2-3s setups

## Features

- ★30A OPTO 2-6S Brushless electronic speed controller.
- ★Highly intelligent, adaptive ability, extremely easy to use;
- ★Continuous Current: 30A Weight: 28.5g.
- ★Specifically optimized firmware ESC, the ESC has a very good compatibility.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09G5WFXSV |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 741,510 in Toys & Games ( See Top 100 in Toys & Games ) 2,105 in Remote & App-Controlled Helicopters |
| Colour | Multicolor |
| Customer Reviews | 4.5 4.5 out of 5 stars (47) |
| Date First Available | 10 Dec. 2022 |
| Item model number | Y23-4 |
| Manufacturer recommended age | 18 years and up |
| Material Type(s) | Copper |
| Package Dimensions | 11.6 x 10.7 x 3.7 cm; 144 g |
| tech_spec_battery_description_toys | Lithium-Ion |

## Images

![30A ESC 2-6S OPTO Brushless Electronic Speed Controller for F450 S500 ZD550 RC Helicopter Quadcopter(4PCS) - Image 1](https://m.media-amazon.com/images/I/61FoYvswpRL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***. on 25 April 2025*

This is a solid ESC. No BEC and not sure if the firmware can be changed or updated but it's a good performing reliable ESC

### ⭐⭐⭐⭐⭐ Review
*by T***K on 8 January 2026*

Inconvenient startup procedure, but the ESCs themselves seem to work fine for my 2-3s setups

### ⭐⭐⭐⭐ Review
*by A***D on 8 January 2022*

I'm using s500 frame and the wires can't reach the pdb

## Frequently Bought Together

- Readytosky 30A ESC 2-6S OPTO Brushless Electronic Speed Controller for F450 S500 ZD550 RC Helicopter Quadcopter(4PCS)
- Readytosky 2212 920KV Brushless Motors CW CCW for F330 F450 F550 S500 S550 X525 DJI Phantom Quadcopter(4PCS)
- Readytosky 6Pairs 1045 Propellers CW CCW 10x4.5" FPV Props for F550 F450 S500 S550 FPV Quadcopter Multirotor

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pt/products/511434484-30a-esc-2-6s-opto-brushless-electronic-speed-controller-f450](https://www.desertcart.pt/products/511434484-30a-esc-2-6s-opto-brushless-electronic-speed-controller-f450)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-02-03*