--- product_id: 220531717 title: "Readytosky 50A Bidirectional Brushless ESC Electric Speed Controller | Electric Speed Controller for RC Car Boat Underwater Propeller" brand: "readytosky" price: "₨766" currency: SCR in_stock: true reviews_count: 8 category: "Readytosky" url: https://www.desertcart.sc/products/220531717-readytosky-50a-bidirectional-brushless-esc-electric-speed-controller-electric-speed store_origin: SC region: Seychelles --- # 50A bidirectional current 1:1 direct reverse power Plug & play, no calibration Readytosky 50A Bidirectional Brushless ESC Electric Speed Controller | Electric Speed Controller for RC Car Boat Underwater Propeller **Brand:** readytosky **Price:** ₨766 **Availability:** ✅ In Stock ## Summary > ⚡ Take control, reverse the game, and never miss a beat! ## Quick Answers - **What is this?** Readytosky 50A Bidirectional Brushless ESC Electric Speed Controller | Electric Speed Controller for RC Car Boat Underwater Propeller by readytosky - **How much does it cost?** ₨766 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/220531717-readytosky-50a-bidirectional-brushless-esc-electric-speed-controller-electric-speed) ## 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 - • **Reliable UBEC Output:** Integrated 5A 5V UBEC ensures stable power delivery for consistent performance. - • **Plug & Play Simplicity:** No throttle calibration needed—just connect and dominate your RC car, boat, or underwater thruster. - • **Versatile Compatibility:** Optimized for 2-6s LiPo batteries, perfect for diverse RC vehicles and watercraft. - • **Seamless Bidirectional Power:** Experience flawless 50A current with instant forward and reverse control for ultimate handling. - • **Precision Control with Quick Response:** Direct reverse and no brake design deliver lightning-fast reaction times and smooth maneuvering. ## Overview The Readytosky 50A Bidirectional Brushless ESC is a high-performance speed controller designed for RC cars, boats, and underwater thrusters. Featuring a robust 50A current capacity, 1:1 direct reverse power output, and a plug-and-play design with no throttle calibration required, it delivers quick response and precise handling. Integrated with a 5A 5V UBEC, it supports 2-6s LiPo batteries, making it a versatile and reliable choice for professional-grade remote control applications. ## Description Bidirectional 50A 2-6s UBEC 5A 5V This product adopts imported components, full power test. It can be used in cars, ships, underwater thrusters. Bidirectional 1:1 power output, no brake,direct reverse, quick response, good handling. No need to calibrate throttle stroke, plug and play. All products contain UBEC output. Note: 1. When using, the remote control throttle remote lever must be in the middle position, otherwise it cannot start. 2. There is no need to calibrate the throttle stroke. When the electric adjustment is started, if the motor starts to rotate, you can use the remote control to fine-tune the throttle to stop the motor. Package include: 1 x 50A Bidirectional ESC Review: Even though One failed, the replaced it quickly! - Update to this review: ReadyToSky was good enough to send me a new ESC, even though it was out of Warranty. Thankyou!! I tested the new one provided by ReadyToSky, and it works perfectly! I am grateful they responded so quickly to help my situation! I will try out the new ESC once I receive it, and update review accordingly. I wanted to like this, but I shorted out and almost started on fire the first time I tried to use it. I bought two of these. One worked fin Review: Works great for feilun FT011 needs foward and reverse to flip over - First few water cooled speed controls i bought had no revearse so boat couldnt flip if flipped. ## Features - Bidirectional 50A 2-6s UBEC 5A 5V. - It can be used in cars, ships, underwater thrusters. - No need to calibrate throttle stroke, plug and play. - Bidirectional 1:1 power output, no brake,direct reverse, quick response, good handling. - Simple Manual: 1.Throttle stick must be in center or it will not start. 2.ESC no need to calibrate throttle range. When start,if motor run,please use Throttle triming to make it stop. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08C9XHMBX | | Best Sellers Rank | #204,137 in Toys & Games ( See Top 100 in Toys & Games ) #185 in Radio Control Vehicle Speed Controls #1,341 in Hobby RC Cars | | Brand | Readytosky | | Brand Name | Readytosky | | Customer Reviews | 4.2 out of 5 stars 66 Reviews | | Item Weight | 0.05 kg | | Manufacturer | readytosky | | Material | Aluminum | | Material Type | Aluminum | | Model | S50 | | Model Name | ubec 5a | | Part Number | S50 | | Voltage | 5 volts | ## Product Details - **Brand:** Readytosky - **Item Weight:** 0.05 kg - **Material:** Aluminum - **Model Name:** ubec 5a - **Voltage:** 5 volts ## Images ![Readytosky 50A Bidirectional Brushless ESC Electric Speed Controller | Electric Speed Controller for RC Car Boat Underwater Propeller - Image 1](https://m.media-amazon.com/images/I/71GZbiHRY4L.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Even though One failed, the replaced it quickly! *by B***A on February 4, 2023* Update to this review: ReadyToSky was good enough to send me a new ESC, even though it was out of Warranty. Thankyou!! I tested the new one provided by ReadyToSky, and it works perfectly! I am grateful they responded so quickly to help my situation! I will try out the new ESC once I receive it, and update review accordingly. I wanted to like this, but I shorted out and almost started on fire the first time I tried to use it. I bought two of these. One worked fin ### ⭐⭐⭐⭐⭐ Works great for feilun FT011 needs foward and reverse to flip over *by M***E on January 7, 2024* First few water cooled speed controls i bought had no revearse so boat couldnt flip if flipped. ### ⭐⭐⭐ This ESC doesn't Have a Calibration Mode *by Y***I on July 1, 2022* For buyers that are building a drone/plane, beware that it is a Bidirectional ESC that doesn't have a calibration mode. ## Frequently Bought Together - Readytosky 50A Bidirectional Brushless ESC 2-6S UBEC 5A 5V Electric Speed Controller for RC Car Boat Underwater Propeller - 30 Pairs Vgoohobby 3.5mm Male Female Gold Plated Banana Plug Bullet Connector ESC Plugs Replacement for RC Battery ESC Motor Wire DIY Helicopter - MCIGICM 10 Pair XT60H (XT60 Upgrade) Male Female Bullet Connectors Plugs --- ## 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.sc/products/220531717-readytosky-50a-bidirectional-brushless-esc-electric-speed-controller-electric-speed](https://www.desertcart.sc/products/220531717-readytosky-50a-bidirectional-brushless-esc-electric-speed-controller-electric-speed) --- *Product available on Desertcart Seychelles* *Store origin: SC* *Last updated: 2026-08-17*