--- product_id: 535772426 title: "Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv)" brand: "usa" price: "€ 153.32" currency: EUR in_stock: true category: "Surpass Hobby Usa" url: https://www.desertcart.hr/products/535772426-surpass-hobby-4082-1120-kv-brushless-motor-4pole-shaft-5mm store_origin: HR region: Croatia --- # 1120 KV high RPM power Water cooling jacket for optimal heat dissipation 4-pole design for superior torque & efficiency Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) **Brand:** usa **Price:** € 153.32 **Availability:** ✅ In Stock ## Summary > 🚤 Power your RC boat with precision, speed, and unstoppable cool! ## Quick Answers - **What is this?** Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) by usa - **How much does it cost?** € 153.32 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/535772426-surpass-hobby-4082-1120-kv-brushless-motor-4pole-shaft-5mm) ## 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 - • **Precision Engineering:** 4-pole, 12-slot design with high-purity copper windings and ABEC5 oversized bearings ensures ultra-smooth, low-noise operation. - • **Unleash Maximum Power:** 1120 KV brushless motor delivers blistering speeds and rapid acceleration for your RC boat. - • **Built to Last & Impress:** Durable aluminum alloy and corrosion-resistant metal shell combine ruggedness with sleek aesthetics for long-lasting reliability. - • **Plug & Play Performance:** Optimized for 650-800mm RC boats with a 5mm shaft and 4.0mm connector, making upgrades effortless and efficient. - • **Stay Cool Under Pressure:** Advanced water cooling jacket and CNC-machined aluminum heatsink keep your motor running at peak performance without overheating. ## Overview The Surpass Hobby 4082 1120 KV Brushless Motor is a high-performance, water-cooled motor engineered specifically for 650-800mm RC boats. Featuring a 4-pole design, CNC-machined aluminum heatsink, and high-purity copper windings, it delivers over 95% efficiency with low noise and superior torque. Its durable, corrosion-resistant metal construction and precision ABEC5 bearings ensure long-lasting reliability and smooth operation, making it the ultimate upgrade for serious RC watercraft enthusiasts. ## Description the difference between this brushless motor and ordinary motor that is a waterproof motor with outstanding waterproof performance, Let you have a better sense of experience.Features:1. 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 RotorSpecifications:Brand: Surpass HobbyProduct: 4082 Brushless MotorKV(RPM/Volt): 1120Max Amps: 78AMax Voltage: 43VWatt: 3400WMotor Size: ø40x82mmWinding Type: WYENumber of Turns: 2.5YNo load current: 1.8AMax RPM: 50000Resistance(MΩ):21.0Shaft Diameter: 5mmRotor Poles: 4Connector: 4.0mm connectorN.W: 400gWater Cooling Jacket Unit:Model: 40-SSize: ø48x56mmN.W: 41gPackage List:1 x 4082 Brushless Motor1 x Water Cooling Jacket Unit ## Features - 【Brushless Motor for RC Boat】This motor is designed for 650-800mm Boat.Exquisite shape and exquisite craftsmanship, Surpass hobby RC 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 | B0BG84JT9D | | Best Sellers Rank | #105,325 in Toys & Games ( See Top 100 in Toys & Games ) #76 in RC Electric Motors | | Brand Name | Surpass Hobby USA | | Customer Reviews | 5.0 5.0 out of 5 stars (1) | | Item Weight | 0.48 kg | | Manufacturer | SHENZHEN SURPASS TECH CO.,LTD | | Material Type | Aluminum, Metal | | Model | 1 | | Part Number | 1 | | Speed | 1120 rpm | | UPC | 768486240241 | | Voltage | 12 volts | ## Product Details - **Brand:** Surpass Hobby USA - **Item Weight:** 0.48 kg - **Material:** Aluminum, Metal - **Speed:** 1120 rpm - **Voltage:** 12 volts ## Images ![Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) - Image 1](https://m.media-amazon.com/images/I/51qPsA4K5VL.jpg) ![Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) - Image 2](https://m.media-amazon.com/images/I/61s7F1+fjxL.jpg) ![Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) - Image 3](https://m.media-amazon.com/images/I/61Dzs01TI+L.jpg) ![Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) - Image 4](https://m.media-amazon.com/images/I/71PEaVyZ2kL.jpg) ![Surpass Hobby 4082 1120 KV Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (1120kv) - Image 5](https://m.media-amazon.com/images/I/618C4JDGJCL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.hr/products/535772426-surpass-hobby-4082-1120-kv-brushless-motor-4pole-shaft-5mm](https://www.desertcart.hr/products/535772426-surpass-hobby-4082-1120-kv-brushless-motor-4pole-shaft-5mm) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-24*