--- product_id: 38183227 title: "Goolsky Flycolor Waterproof 150A Brushless ESC Electronic Speed Controller with 5.5V/5A BEC for RC Boat" brand: "goolsky" price: "Β£70.77" currency: GBP in_stock: true reviews_count: 8 category: "Goolsky" url: https://www.desertcart.co.uk/products/38183227-goolsky-flycolor-waterproof-150a-brushless-esc-electronic-speed-controller-5 store_origin: GB region: United Kingdom --- # 150A constant current power Waterproof design for marine use Built-in 5.5V/5A BEC with heat dissipation Goolsky Flycolor Waterproof 150A Brushless ESC Electronic Speed Controller with 5.5V/5A BEC for RC Boat **Brand:** goolsky **Price:** Β£70.77 **Availability:** βœ… In Stock ## Summary > 🚀 Command the waves with power and precision – your RC boat’s ultimate speed brain! ## Quick Answers - **What is this?** Goolsky Flycolor Waterproof 150A Brushless ESC Electronic Speed Controller with 5.5V/5A BEC for RC Boat by goolsky - **How much does it cost?** Β£70.77 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/38183227-goolsky-flycolor-waterproof-150a-brushless-esc-electronic-speed-controller-5) ## Best For - goolsky enthusiasts ## Why This Product - Trusted goolsky brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Smart Safety First:** Multiple protections including low-voltage cut-off and over-heat safeguards keep your gear safe. - β€’ **Powerhouse Performance:** 150A continuous current with 900A burst for unstoppable RC boat speed. - β€’ **Efficient Heat Management:** Self-coiling design maximizes heat dissipation for longer, reliable runs. - β€’ **Marine-Grade Waterproofing:** Dive into action worry-free with a robust waterproof ESC design. - β€’ **Precision Throttle Control:** Experience lightning-fast throttle response and silky smooth speed linearity. ## Overview The Goolsky Flycolor 150A Brushless ESC is a high-performance electronic speed controller designed for RC boats, featuring a waterproof build, 5.5V/5A BEC, and advanced safety protections. It supports 2-6S LiPo batteries, delivers fast throttle response, and incorporates a unique circuit with strong anti-interference and heat dissipation for reliable, smooth marine operation. ## Description 1150A Brushless ESC Electronic Speed Controller with 5.5V/5A BEC for RC Boat. Features: Built-in switch mode 5.5V/5A BEC. Unique circuit design, strong anti-interference. Self-coiling design, can improve heat dispassion. Fast throttle response and smooth speed control lineariy. Waterproof design (if there is water in the esc, please dry the water at the connectors). High power safety performance: wherever the throttle lever is, the motor will not start immediately. Multiple protection features: Low-voltage cut-off protection / over-heat protection / throttle signal loss protection / power reduction protection. Specifications: Constant current: 150A Burst current: 900A @ 10s Power supply: 2-6S LiPo battery BEC: 5.5V/5A (switch mode) Weight: 177g Package Information: Package size: 14 * 13.5 * 4cm / 5.5 * 5.3 * 1.6in Package weight: 189g / 6.7oz Adhesive tape package Package List: 1 * 150A Brushless ESC Review: Buy it you wont regret it. - Bought this for an rc boat im building. tons of headroom. Review: Good marine esc - Really happy with this esc Running 6s on a 3670 200kv motor Really cool Recommend buying the programmer I already own 2 of these 150amp esc's Would definitely recommend Update: I own now 4 marine 150 amp esc 2 are defective straight out of the box.. Didn't know it until I was ready to install... For $65. plus some soldering and connections. It's still a good deal. Frustrated to say the least. ## Features - Unique circuit design, strong anti-interference, Built-in switch mode 5.5V/5A BEC. - Self-coiling design, can improve heat dispassion; Fast throttle response and smooth speed control lineariy. - Waterproof design (if there is water in the esc, please dry the water at the connectors). - High power safety performance: wherever the throttle lever is, the motor will not start immediately. - Multiple protection features: Low-voltage cut-off protection / over-heat protection / throttle signal loss protection / power reduction protection. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01H57ULWC | | Age Range Description | Adult | | Best Sellers Rank | #350,761 in Toys & Games ( See Top 100 in Toys & Games ) #461 in Radio Control Vehicle Speed Controls | | Brand Name | Goolsky | | Customer Reviews | 4.3 out of 5 stars 101 Reviews | | Educational Objective | Game, play | | Indoor Outdoor Usage | Outdoor | | Is Assembly Required | No | | Manufacturer | Goolsky | | Manufacturer Maximum Age (MONTHS) | 120 | | Manufacturer Part Number | NUR7201559511861RE | | Model Number | NUR7201559511861RE | | Number of Players | 1 | | Operation Mode | Automatic | | Power Source | Battery Powered | | Size | Small | | Supported Battery Types | 2-6S LiPo battery (7.4V - 22.2V) | | UPC | 713893206199 | | Unit Count | 1.0 Count | ## Images ![Goolsky Flycolor Waterproof 150A Brushless ESC Electronic Speed Controller with 5.5V/5A BEC for RC Boat - Image 1](https://m.media-amazon.com/images/I/6168XOrUP9L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Buy it you wont regret it. *by E***C on May 25, 2026* Bought this for an rc boat im building. tons of headroom. ### ⭐⭐⭐⭐⭐ Good marine esc *by C***N on December 27, 2021* Really happy with this esc Running 6s on a 3670 200kv motor Really cool Recommend buying the programmer I already own 2 of these 150amp esc's Would definitely recommend Update: I own now 4 marine 150 amp esc 2 are defective straight out of the box.. Didn't know it until I was ready to install... For $65. plus some soldering and connections. It's still a good deal. Frustrated to say the least. ### ⭐⭐⭐⭐⭐ Simple power upgrade *by M***. on December 7, 2022* Replaced esc in Traxxas Spartan boat..wow what an upgrade this paired with a new leopard motor pushed the limits on my boat...stays cool and simple to pair up ## Frequently Bought Together - Goolsky Flycolor Waterproof 150A Brushless ESC Electronic Speed Controller with 5.5V/5A BEC for RC Boat - Goolsky Flycolor Programing Card for RC Boats ESC Electronic Speed Controller - Surpass Hobby 3670 1850KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1850kv) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/38183227-goolsky-flycolor-waterproof-150a-brushless-esc-electronic-speed-controller-5](https://www.desertcart.co.uk/products/38183227-goolsky-flycolor-waterproof-150a-brushless-esc-electronic-speed-controller-5) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-30*