---
product_id: 512241041
title: "Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv)"
brand: "surpass hobby usa"
price: "7214920₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/512241041-surpass-hobby-4092-920kv-rc-boat-brushless-motor-4pole-shaft
store_origin: VN
region: Vietnam
---

# 920KV high RPM power Water cooling jacket for optimal heat dissipation 4-pole design for max torque & efficiency Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv)

**Brand:** surpass hobby usa
**Price:** 7214920₫
**Availability:** ✅ In Stock

## Summary

> 🚤 Power your RC boat with precision and unstoppable speed!

## Quick Answers

- **What is this?** Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv) by surpass hobby usa
- **How much does it cost?** 7214920₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/512241041-surpass-hobby-4092-920kv-rc-boat-brushless-motor-4pole-shaft)

## Best For

- surpass hobby usa enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last & Impress:** Durable corrosion-resistant metal shell with precision balanced rotor means your motor looks as good as it performs.
- • **Stay Cool Under Pressure:** Advanced water cooling jacket and CNC-machined aluminum heatsink keep your motor running peak performance without overheating.
- • **Unleash 4200W of Pure Power:** Surpass Hobby’s 920KV motor delivers blistering speeds up to 50,000 RPM for your RC boat domination.
- • **Precision Engineered for Reliability:** 4-pole, 12-slot design with high-purity copper windings and ABEC5 oversized bearings ensures ultra-smooth, low-noise operation.
- • **Effortless Installation & Maintenance:** Removable rotor and 5mm shaft diameter make upgrades and repairs a breeze—stay ahead of the pack.

## Overview

The Surpass Hobby 4092 920KV Brushless RC Boat Motor is a high-performance, water-cooled motor designed for 650-800mm RC boats. Featuring a 4-pole, 12-slot design, CNC-machined aluminum heatsink, and high-purity copper windings, it delivers up to 4200W power and 50,000 RPM with over 95% efficiency. Its durable, corrosion-resistant metal shell and advanced cooling system ensure long-lasting, reliable performance with low noise and smooth acceleration.

## 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 RotorSpecifications:Brand: Surpass HobbyProduct: 4092 Brushless MotorKV(RPM/Volt): 920Max Amps: 90AMax Voltage: 47VWatt: 4200WMotor Size: ø40x92mmWinding Type: WYENumber of Turns: 3.5YNo load current: 1.6AMax RPM: 50000Shaft Diameter: 5mmRotor Poles: 4Connector: 4.0mm connectorN.W: 455gWater Cooling Jacket Unit:Model: 40-LSize: ø48x71mmN.W: 50gPackage List:1 x 4092 Brushless Motor1 x Water Cooling Jacket Unit

## 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 |
|---------------|-------|
| Manufacturer | SHENZHEN SURPASS TECH CO.,LTD |
| Part number | 1 |
| Item Weight | 540 g |
| Package Dimensions | 13.89 x 8.61 x 5.51 cm; 540 g |
| Item model number | 1 |
| Size | 4092 Boat Motor |
| Style | 920kv |
| Material | Aluminium, Copper, Metal |
| Voltage | 47 Volts |
| Horsepower | 5.71 Horsepower |
| Speed | 920 RPM |
| Included components | no |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Surpass Hobby USA
- **Speed:** 920 RPM
- **Voltage:** 47 Volts
- **Horsepower:** 5.71 Horsepower
- **Material:** Aluminium, Copper, Metal

## Images

![Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv) - Image 1](https://m.media-amazon.com/images/I/61QpgjQ9FfL.jpg)
![Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv) - Image 2](https://m.media-amazon.com/images/I/61X4mPoyfsL.jpg)
![Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv) - Image 3](https://m.media-amazon.com/images/I/61Hx29aYTyL.jpg)
![Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv) - Image 4](https://m.media-amazon.com/images/I/71nAINPz23L.jpg)
![Surpass Hobby 4092 920KV RC Boat Brushless Motor 4Pole Shaft 5mm with Water Cooling Jacket for RC Boat (920kv) - Image 5](https://m.media-amazon.com/images/I/61MdLTycXVL.jpg)

## Available Options

This product comes in different **Style Name** options.

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-01-28*