---
product_id: 523232147
title: "CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square NMRV30 Output 14mm Shaft for Nema23 Stepper Motor"
brand: "cnctopbaos"
price: "495.68 DT"
currency: TND
in_stock: true
url: https://www.desertcart.tn/products/523232147-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30
store_origin: TN
region: Tunisia
---

# 14mm robust output shaft 40:1 precision speed ratio durable aluminum alloy casing CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square NMRV30 Output 14mm Shaft for Nema23 Stepper Motor

**Brand:** cnctopbaos
**Price:** 495.68 DT
**Availability:** ✅ In Stock

## Summary

> ⚙️ Unlock precision power with the CNCTOPBAOS NMRV030 – where durability meets flawless control!

## Quick Answers

- **What is this?** CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square NMRV30 Output 14mm Shaft for Nema23 Stepper Motor by cnctopbaos
- **How much does it cost?** 495.68 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/523232147-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30)

## Best For

- cnctopbaos enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted with a high-quality aluminum alloy enclosure that guarantees superior thermal management and durability.
- • **Versatile Mounting:** Multi-faceted installation options let you customize your setup with ease and flexibility.
- • **Precision Power Boost:** Experience ultra-smooth transmission with a high 40:1 speed reduction ratio for exact motor control.
- • **Seamless Compatibility:** Designed specifically for Nema23 stepper motors ensuring effortless integration and peak performance.
- • **Whisper-Quiet Operation:** Engineered for low noise output, keeping your workspace calm and professional.

## Overview

The CNCTOPBAOS NMRV030 Worm Gear Reducer offers a 40:1 speed ratio with a 14mm output shaft, perfectly matched for Nema23 stepper motors. Its high-quality aluminum alloy housing ensures excellent thermal performance and durability, while delivering smooth, low-noise operation and versatile installation options.

## Description

Package included:1x NMRV030-40 Worm Gear ReducerFeature:Model:NMRV030-40Type:Worm Gear ReducerSpeed Ratio:40:1Input Bore Size:11mm,0.43"Output Bore Size:14mm,0.55"Input Flange Model:Nema23Application:Matched with Nema23 Stepper MotorsGoods Color:BlueAdvantages:High-quality aluminum alloy enclosurethermal performancelarge carrying capacityThe multi-faceted installationSmooth transmissionLow noise

## Features

- Model:NMRV030-40
- Speed Ratio:40:1
- Input Bore Size:11 mm, 0.43 inch ; Output Bore Size:14 mm, 0.55 inch
- Input Flange Model:Nema23 ; Application:Matched with Nema23 Stepper Motor
- Smooth transmission, low noise; The multi-faceted installation;High-quality aluminum alloy enclosure, thermal performance, large carrying capacity

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09HGS2SSG |
| Best Sellers Rank | #105,882 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #8 in Gearboxes, Gearheads & Speed Reducers |
| Brand | CNCTOPBAOS |
| Brand Name | CNCTOPBAOS |
| Customer Reviews | 5.0 out of 5 stars 8 Reviews |
| Horsepower | 40 watts |
| Included Components | Worm Gear Reducer |
| Item Highlight | Speed Ratio 40:1 Worm Drive, 60mm Flange, 11mm Input Shaft, 14mm Output Shaft, RV30 NMRV30 Square Worm Gearbox Speed Reducer |
| Item Weight | 1.27 kg |
| Manufacturer | CNCTOPBAOS |
| Material | Aluminum |
| Material Type | Aluminum |
| Model | 6 |
| Number of Items | 1 |
| Part Number | 6 |
| Shaft Diameter | 14 millimeters |

## Product Details

- **Brand:** CNCTOPBAOS
- **Horsepower:** 40 Watts
- **Material:** Aluminum
- **Item weight:** 1.27 Kilograms
- **Manufacturer:** CNCTOPBAOS

## Images

![CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square NMRV30 Output 14mm Shaft for Nema23 Stepper Motor - Image 1](https://m.media-amazon.com/images/I/71ZvjwFF35L.jpg)

## Available Options

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

## Questions & Answers

**Q: Whats max power from the motor this gearbox can hold?**
A: The chart with specifications provides the power recommendations. Maximum is different depending on gear ratio

**Q: What is the backlash specification on this unit?**
A: Have used 5 of these. Can not detect any backlash. Gearboxes are very well made and different motor mountings are available. We use these on CNC drives with100 or so cycles daily and have not had any problems.

## Frequently Bought Together

- CNCTOPBAOS NMRV030 Worm Gear Reducer Speed Ratio 40:1 RV30 NMRV-030 Worm Gearbox Speed Reducer Square NMRV30 Output 14mm Shaft for Nema23 Servo Motor, Nema24 Stepper Motor
- CNCTOPBAOS Output Single Shaft Diameter 14mm 0.55" Output Shaft fit for Worm Reducer Gearbox NMRV030 RV030 Nema23 Stepper Motor Length 100mm with Gaskets S Ring Corner pin
- Shaft Sleeve 8mm Shaft Motor to 11mm Bore Adapter for RV030 Worm Gear Speed Reduce

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**Shop now:** [https://www.desertcart.tn/products/523232147-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30](https://www.desertcart.tn/products/523232147-cnctopbaos-nmrv030-worm-gear-reducer-speed-ratio-40-1-rv30)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-10-02*