---
product_id: 497572094
title: "18v DC Motor"
brand: "protechtrader"
price: "AR$222904"
currency: ARS
in_stock: true
url: https://www.desertcart.com.ar/products/497572094-18v-dc-motor
store_origin: AR
region: Argentina
---

# 18V Power 20000 RPM DIY Ready 18v DC Motor

**Brand:** protechtrader
**Price:** AR$222904
**Availability:** ✅ In Stock

## Summary

> ⚙️ Power Up Your Projects with Precision!

## Quick Answers

- **What is this?** 18v DC Motor by protechtrader
- **How much does it cost?** AR$222904 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/497572094-18v-dc-motor)

## Best For

- protechtrader enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Designed with carbon material for durability and long-lasting use.
- • **Lightweight Champion:** Weighing only 7.7oz, it's easy to handle and install.
- • **Power Meets Precision:** Achieve optimal performance at 18 volts with 17000 RPM efficiency.
- • **Unleash Your Creativity:** Perfect for DIY electronics and robotics projects!
- • **Versatile Compatibility:** Ideal replacement for various power tools and outdoor equipment.

## Overview

The RS-550s Brushed DC Motor is a high-performance motor designed for power tools, DIY electronics, and robotics. Weighing just 7.7oz, it operates efficiently at 18 volts, delivering up to 17000 RPM for optimal power and torque. Its versatile design makes it a popular choice for various applications, ensuring you can tackle any project with confidence.

## Description

18v DC Motor

## Features

- RS-550s Brushed DC Motor Weight: ~7.7oz (218g) Body Length: 2.24in (57mm) Body Diameter: 1.46in (37.5mm)
- Operating Voltage: ~6v - 24v | Optimal Volt Range: 12v - 18v | 18 Volt Nominal (Optimal Power, Speed, and Torque near 18 volts)
- Shaft Length ~0.35 inch / ~11/32in or ~9mm | Diameter ~0.125 inch / 1/8in or ~3.175mm | Style: Round | Stall Current: ~85A | Efficiency: ~70% | No Load RPM: ~20000 rpms | RPM Peak Efficiency: ~17000 rpms
- Designed as a Power Tool Drill motor and may replace motors in many 3/8in drills and other cordless and outdoor tools. Popular choice for DIY Electronics and Robotics, PowerWheels, and some Gate Openers. Will not work or fit in all models, be sure to check your specific applications requirements before purchasing
- PLEASE NOTE: If your replacing a motor please be sure to verify the motor matches your dimensions and shaft length, style, and diameter before purchasing.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ProTechTrader |
| Part Number | RS-550S-D |
| Product Dimensions | 7.39 x 3.73 x 3.73 cm; 204 g |
| Item model number | RS-550S-D |
| Material | Carbon |
| Voltage | 18 Volts |
| Horsepower | 180 Watts |
| Speed | 17000 RPM |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 204 g |

## Product Details

- **Brand:** ProTechTrader
- **Speed:** 17000 RPM
- **Voltage:** 18 Volts
- **Horsepower:** 180 Watts
- **Material:** Carbon

## Images

![18v DC Motor - Image 1](https://m.media-amazon.com/images/I/71DkS5eOPEL.jpg)
![18v DC Motor - Image 2](https://m.media-amazon.com/images/I/61FItjVVSrL.jpg)
![18v DC Motor - Image 3](https://m.media-amazon.com/images/I/61m9OeNwXEL.jpg)
![18v DC Motor - Image 4](https://m.media-amazon.com/images/I/51tEyfurZUL.jpg)
![18v DC Motor - Image 5](https://m.media-amazon.com/images/I/51NpY-KcQ7L.jpg)

## Questions & Answers

**Q: what size shaft adapter would i need to install a v-belt pulley on this motor? thank you**
A: A 3.175MM BORE PULLEY WHEEL OF VARYING OUTER SIZE IS YOUR
PERFECT FIT.

**Q: Will this fit a bosch 18v cordless drill model ddb191?**
A: I don't know. You might have to call the company to find out. Sorry!!

**Q: Can you change direction by change current direction?**
A: Yes, that's the case with any dc motor. Have fun!!

**Q: Does this motor require any special kind of driver? ordered this, hooked it up to 18v, 3a power supply.  it just sits there an twitches.**
A: At 5v-14v is the comfort zone for this motor 18v-24v will spike up intense heat that can inflictse

## Frequently Bought Together

- 18v DC Motor Drill RS-550 D-Shaft 1/8in / 3.175mm Shaft - Fan Cooled High Torque 20K RPM Power Tool Replacement Upgrade 18 Volt (12v - 24v DC) DIY Electric Projects Robots Remote Controlled Car
- RS-550s 18v (12v - 20 Volts) DC Motor Round Shaft - High Power & Torque for DIY Electric/Electronic Projects, Drills, Robots, RC Vehicals, Remote Controlled Cars/Robot, Saw Repair/Replacement Engine

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**Shop now:** [https://www.desertcart.com.ar/products/497572094-18v-dc-motor](https://www.desertcart.com.ar/products/497572094-18v-dc-motor)

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*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-01-28*