--- product_id: 502455636 title: "Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv)" brand: "usa" price: "$330.54" currency: USD in_stock: true reviews_count: 4 category: "Surpass Hobby Usa" url: https://www.desertcart.us/products/502455636-surpass-hobby-usa-4092-brushless-rc-boat-motor-1250kv-brushless store_origin: US region: United States of America --- # 1250KV high RPM power 4-pole high torque design Advanced aluminum cooling set Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) **Brand:** usa **Price:** $330.54 **Availability:** ✅ In Stock ## Summary > ⚡ Dominate the waves with power, precision, and style! ## Quick Answers - **What is this?** Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) by usa - **How much does it cost?** $330.54 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/502455636-surpass-hobby-usa-4092-brushless-rc-boat-motor-1250kv-brushless) ## Best For - usa enthusiasts ## Why This Product - Trusted usa brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unleash Maximum Speed:** 1250KV brushless motor delivers blistering 50,000 RPM for unmatched acceleration on the water. - • **Built to Last & Impress:** Durable aluminum alloy shell with corrosion resistance and precision components for long-lasting, pro-level performance. - • **Stay Cool Under Pressure:** CNC-machined 6061 T6 aluminum heatsink with cooling set ensures peak performance without overheating. - • **Whisper-Quiet Reliability:** High-grade ABEC5 oversized bearings minimize noise and friction, keeping your ride smooth and stealthy. - • **Precision Engineered Torque:** 4-pole, 12-slot design offers over 95% efficiency for rapid throttle response and stable power output. ## Overview The Surpass Hobby USA 4092 Brushless RC Boat Motor is a high-performance 1250KV motor engineered for 650-800mm RC boats. Featuring a 4-pole design for superior torque and efficiency, it boasts a CNC-machined aluminum cooling set for optimal heat dissipation and ABEC5 oversized bearings for low noise and durability. Built with premium materials, this motor delivers up to 50,000 RPM and 5.71 horsepower, making it a top choice for serious RC boat enthusiasts seeking reliable, high-speed watercraft power. ## Description The difference between this brushless motor and ordinary motor is that it is a waterproof motor with outstanding waterproof performance . Let you have a better sense of experience1. 4 Pole 12 Slot Hi-torque Motor Design，Precision Engineered for Maximum Energy Conversion2. CNC Machined 6061 T6 Billet Aluminum Heatsink Can3 . High Purity Copper Windings Maximizes Efficiency ，High RPM ABEC5 Oversized Bearings3. Precision balanced rotor,smoothness for best reliability and maximum RPM5. Stator - Super Thin (0.2mm) Laminations ，Removable/Replaceable Rotor Review: Dependable power - Gives good performance on a budget. The case is all aluminum with included extra o rings for the water jacket. The bullet connectors fit like they should and this is serviceable. This is a 5mm shaft so an adapter was needed in my case but other than that cooling hoses were a direct fit along with mounting hole spacing lined up perfectly. Review: 8S Marine Motor - This is a great motor. Ran test on 6S. Very quiet. Easy to install. Look to get in water next week. Great value. ## Features - 【Brushless RC Boat Motor】This motor is designed for 650-800mm Boat.Exquisite shape and exquisite craftsmanship, Surpass hobby boat motors are engineered to provide maximum power and cooling for your RC watercraft. - 【4 Poles Design】4 poles design ensures high torque & high efficiency, offers the ship much faster acceleration response and stable output of power,The overall efficiency exceed 95 percent. - 【Good Heat Dissipation】This is made of high-quality aluminum alloy and copper with cooling set, use advanced processing technology ensures good heat dissipation,which is durable and has a long service life. - 【Low Noise】High RPM ABEC5 Oversized Bearings, Superior bearing is precision and durable with low noise and small friction to achieve the best reliability and maximum RPM. - 【High Grade Material】 Made of metal material, the motor with durable shell, advanced rotor structure, high-quality shaft, high-precision bearings ,Durable, Corrosion Resistant and Great looks. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BG86GZ47 | | Brand | Surpass Hobby USA | | Brand Name | Surpass Hobby USA | | Customer Reviews | 4.1 out of 5 stars 10 Reviews | | Horsepower | 5.71 Horsepower | | Included Components | no | | Item Dimensions W x H | 38W x 38H millimeters | | Item Weight | 0.54 Kilograms | | Manufacturer | SHENZHEN SURPASS TECH CO.,LTD | | Material | Aluminum | | Material Type | Aluminum | | Model | 1 | | Part Number | 1 | | Product dimensions | 38W x 38H millimeters | | Speed | 50000 RPM | | UPC | 768486240364 | | Voltage | 12 Volts | ## Product Details - **Brand:** Surpass Hobby USA - **Horsepower:** 5.71 Horsepower - **Product dimensions:** 38W x 38H millimeters - **Speed:** 50000 RPM - **Voltage:** 12 Volts ## Images ![Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) - Image 1](https://m.media-amazon.com/images/I/61QpgjQ9FfL.jpg) ![Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) - Image 2](https://m.media-amazon.com/images/I/61Hx29aYTyL.jpg) ![Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) - Image 3](https://m.media-amazon.com/images/I/71nAINPz23L.jpg) ![Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) - Image 4](https://m.media-amazon.com/images/I/61MdLTycXVL.jpg) ![Surpass Hobby USA 4092 Brushless Rc Boat Motor, 1250KV Brushless Motor with Cooling Set for RC Boat (1250kv) - Image 5](https://m.media-amazon.com/images/I/61vFxWbxm+L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Dependable power *by H***B on 18 August 2023* Gives good performance on a budget. The case is all aluminum with included extra o rings for the water jacket. The bullet connectors fit like they should and this is serviceable. This is a 5mm shaft so an adapter was needed in my case but other than that cooling hoses were a direct fit along with mounting hole spacing lined up perfectly. ### ⭐⭐⭐⭐⭐ 8S Marine Motor *by B***N on 21 October 2024* This is a great motor. Ran test on 6S. Very quiet. Easy to install. Look to get in water next week. Great value. ### ⭐⭐⭐⭐⭐ This thing flys *by A***W on 17 August 2025* Super fast --- ## 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.us/products/502455636-surpass-hobby-usa-4092-brushless-rc-boat-motor-1250kv-brushless](https://www.desertcart.us/products/502455636-surpass-hobby-usa-4092-brushless-rc-boat-motor-1250kv-brushless) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-17*