---
product_id: 633335175
title: "Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv)"
brand: "usa"
price: "A$324"
currency: AUD
in_stock: false
reviews_count: 5
category: "Surpass Hobby Usa"
url: https://www.desertcart.com.au/products/633335175-surpass-hobby-4074-1700kv-brushless-motor-shaft-5mm-with-water
store_origin: AU
region: Australia
---

# 1700KV high RPM power Water cooling jacket for optimal heat dissipation 5mm precision motor shaft Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv)

**Brand:** usa
**Price:** A$324
**Availability:** ❌ Out of Stock

## Summary

> 🚤 Power your RC boat with precision and cool confidence!

## Quick Answers

- **What is this?** Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv) by usa
- **How much does it cost?** A$324 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/633335175-surpass-hobby-4074-1700kv-brushless-motor-shaft-5mm-with-water)

## 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.
- • **Plug & Play Confidence:** Standard 5mm shaft and 4.0mm connector make installation seamless, so you can upgrade your RC boat and dominate the water instantly.
- • **Built to Last & Impress:** Durable aluminum alloy shell and corrosion-resistant materials combine ruggedness with sleek aesthetics for long-lasting reliability.
- • **Unmatched Power & Speed:** 1700KV brushless motor delivers blistering acceleration and top-tier performance for 650-800mm RC boats.
- • **Stay Cool Under Pressure:** Advanced water cooling jacket and CNC machined aluminum heatsink keep your motor running at peak efficiency without overheating.

## Overview

The Surpass Hobby 4074 1700KV Brushless Motor is a high-performance, water-cooled motor designed specifically for 650-800mm RC boats. Featuring a 4-pole, 12-slot design with high-purity copper windings and oversized ABEC5 bearings, it delivers over 95% efficiency and smooth, low-noise operation. Its CNC machined 6061 T6 aluminum water cooling jacket ensures superior heat dissipation, extending motor life and maintaining peak power output. With a durable aluminum alloy shell and a precision 5mm shaft, this motor offers reliable, corrosion-resistant performance for serious RC boat 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: 4074 Brushless Motor for BoatKV(RPM/Volt): 1700Max Amps: 80AMax Voltage: 35VWatt: 2800WMotor Size: ø40x74mmWinding Type: WYENumber of Turns:2.75YNo load current: 2.2AMax RPM: 60000Shaft Diameter: 5mmRotor Poles: 4Connector: 4.0mm connectorN.W: 358gWater Cooling Jacket Unit:Model: 40-SSize: ø48x56mmN.W: 41gPackage List:1 x 4074 Brushless Motor1 x Water Cooling Jacket Unit

Review: I have received the delivery on time. Good product. Thanks.
Review: Great motor with cooling combo. Dimensions were right on. Power is amazing in my 3D printed jet boat

## 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 | B0BG56WJX8 |
| Are batteries included? | No |
| Brand | Surpass Hobby USA |
| Country of Origin | USA |
| Customer Reviews | 4.2 4.2 out of 5 stars (27) |
| Date First Available | 27 November 2022 |
| Horsepower | 1 Horsepower |
| Included Components | no |
| Item Weight | 522 g |
| Item model number | 1 |
| Manufacturer | SHENZHEN SURPASS TECH CO.,LTD |
| Material | Aluminum |
| Model number | 1 |
| Number of Memory Sticks | 1 |
| Package Dimensions | 14.2 x 8.79 x 5.31 cm; 522 g |
| Speed | 1700 RPM |
| UPC | 768486239979 |
| Voltage | 12 Volts |

## Product Details

- **Brand:** Surpass Hobby USA
- **Horsepower:** 1 Horsepower
- **Material:** Aluminum
- **Speed:** 1700 RPM
- **Voltage:** 12 Volts

## Images

![Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv) - Image 1](https://m.media-amazon.com/images/I/413oiamrkML.jpg)
![Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv) - Image 2](https://m.media-amazon.com/images/I/41P7p5IE9KL.jpg)
![Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv) - Image 3](https://m.media-amazon.com/images/I/41mCVFDTqbL.jpg)
![Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv) - Image 4](https://m.media-amazon.com/images/I/41uZ+-NlR-L.jpg)
![Surpass Hobby 4074 1700KV Brushless Motor Shaft 5mm with Water Cooling Jacket for RC Boat (1700kv) - Image 5](https://m.media-amazon.com/images/I/51oSCX2bEsL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by V***E on 18 March 2023*

I have received the delivery on time. Good product. Thanks.

### ⭐⭐⭐⭐⭐ Review
*by K***N on 13 August 2025*

Great motor with cooling combo. Dimensions were right on. Power is amazing in my 3D printed jet boat

### ⭐⭐⭐⭐⭐ Review
*by S***R on 13 January 2025*

Fair price and work good!

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**Shop now:** [https://www.desertcart.com.au/products/633335175-surpass-hobby-4074-1700kv-brushless-motor-shaft-5mm-with-water](https://www.desertcart.com.au/products/633335175-surpass-hobby-4074-1700kv-brushless-motor-shaft-5mm-with-water)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-28*