---
product_id: 540892500
title: "4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv)"
brand: "surpass hobby usa"
price: "฿7605"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/540892500-4092-rc-boatbrushless-motor-surpass-hobby-1250kv-brushless-motor-cooling
store_origin: TH
region: Thailand
---

# 1250KV high RPM power 4-pole high torque design Advanced water cooling jacket 4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv)

**Brand:** surpass hobby usa
**Price:** ฿7605
**Availability:** ✅ In Stock

## Summary

> ⚡ Dominate the waves with power and precision – your RC boat’s secret weapon!

## Quick Answers

- **What is this?** 4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv) by surpass hobby usa
- **How much does it cost?** ฿7605 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/540892500-4092-rc-boatbrushless-motor-surpass-hobby-1250kv-brushless-motor-cooling)

## 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

- • **Unleash Maximum Speed:** 1250KV rating delivers blistering 50,000 RPM for unmatched acceleration on water.
- • **Built to Last & Impress:** Durable metal shell with corrosion resistance and precision-balanced rotor for reliability and style.
- • **Precision Power Delivery:** 4-pole, 12-slot design with high-purity copper windings for over 95% efficiency and stable torque.
- • **Stay Cool Under Pressure:** Premium CNC-machined aluminum cooling jacket ensures your motor runs cooler and longer.
- • **Whisper-Quiet Performance:** ABEC5 oversized bearings minimize noise and friction, keeping your ride smooth and stealthy.

## Overview

The Surpass Hobby 4092 Brushless Motor is a high-performance 1250KV motor engineered for 650-800mm RC boats. Featuring a 4-pole design, CNC-machined aluminum cooling jacket, and high-purity copper windings, it delivers up to 4200W power with over 95% efficiency. Its advanced water cooling system and ABEC5 oversized bearings ensure low noise, superior heat dissipation, and long-lasting durability, making it the ultimate upgrade for serious RC boat enthusiasts.

## 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): 1250Max Amps: 112AMax Voltage: 37VWatt: 4200WMotor Size: ø40x92mmWinding Type: WYENumber of Turns: 2.5YNo load current: 2.6AMax 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.

## Product Details

- **Brand:** Surpass Hobby USA
- **Speed:** 50000 RPM
- **Voltage:** 12 Volts
- **Horsepower:** 5.71 Horsepower
- **Product Dimensions:** 1.5"W x 1.5"H

## Images

![4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv) - Image 1](https://m.media-amazon.com/images/I/61QpgjQ9FfL.jpg)
![4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv) - Image 2](https://m.media-amazon.com/images/I/61Hx29aYTyL.jpg)
![4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv) - Image 3](https://m.media-amazon.com/images/I/71nAINPz23L.jpg)
![4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv) - Image 4](https://m.media-amazon.com/images/I/61MdLTycXVL.jpg)
![4092 Rc BoatBrushless Motor Surpass Hobby 1250KV Brushless Motor with Cooling Jacket Set for RC Boat (1250kv) - Image 5](https://m.media-amazon.com/images/I/61vFxWbxm+L.jpg)

## Available Options

This product comes in different **Size, Style** options.

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**Shop now:** [https://www.desertcart.co.th/products/540892500-4092-rc-boatbrushless-motor-surpass-hobby-1250kv-brushless-motor-cooling](https://www.desertcart.co.th/products/540892500-4092-rc-boatbrushless-motor-surpass-hobby-1250kv-brushless-motor-cooling)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-01-29*