---
product_id: 57212713
title: "4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge"
brand: "gearmo"
price: "EC$12"
currency: XCD
in_stock: false
reviews_count: 2
url: https://grenada.desertcart.com/products/57212713-4-port-usb-to-serial-db9-industrial-rs232-adapter-15kv
store_origin: GD
region: Grenada
---

# 15KV ESD Protection 600W Surge Protection per Port Wall & DIN Rail Mounting 4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge

**Brand:** gearmo
**Price:** EC$12
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Power up your serial connections with industrial-grade protection and seamless versatility!

## Quick Answers

- **What is this?** 4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge by gearmo
- **How much does it cost?** EC$12 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [grenada.desertcart.com](https://grenada.desertcart.com/products/57212713-4-port-usb-to-serial-db9-industrial-rs232-adapter-15kv)

## Best For

- gearmo enthusiasts

## Why This Product

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

## Key Features

- • **Power Surge Defense:** 600W surge protection per port safeguards your critical connections against unexpected power spikes.
- • **Flexible Installation:** Supports both wall and DIN rail mounting for seamless integration into any industrial setup.
- • **Broad OS Compatibility:** Plug-and-play with Windows 7 through 11 and Linux, eliminating driver headaches for busy pros.
- • **Unmatched Port Protection:** 15KV ESD shields your RS232 ports from damaging static shocks, ensuring longevity and reliability.
- • **Industrial-Grade Durability:** Rugged build quality designed to withstand demanding environments and keep your workflow uninterrupted.

## Overview

This 4 Port USB to Serial DB9 RS232 adapter offers robust 15KV ESD and 600W surge protection per port, ensuring industrial-level safety for your devices. Compatible with Windows 7-11 and Linux, it supports flexible wall or DIN rail mounting, making it the perfect solution for professionals seeking reliable, durable serial connectivity.

## Description

desertcart.com: 4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge : Electronics

Review: Solid performer - Well built with optional mini-rack mounts. Bought to replace my four port FTDI that Windows 10 suddenly stopped supporting. My only wish would be some activity LED's.
Review: Exactly how it was described - Works great.

## Features

- Safeguards RS232 ports with 15KV ESD protection
- Protects power input with 600W surge protection per port
- Supports wall and DIN rail mounting
- Operating System Compatibility: Windows 11, 10, 8, 7, and Linux

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01MUDQ6VR |
| Brand | Gearmo |
| Color | Black |
| Connector Type | Serial Adapter |
| Customer Reviews | 4.3 out of 5 stars 4 Reviews |
| Global Trade Identification Number | 00736983904980 |
| Item Package Quantity | 1 |
| Item Weight | 0.59 kg |
| Manufacturer | Gearmo |
| Mfr Part Number | GM-U24RS232 |
| Model Number | GM-U24RS232 |
| Number of Ports | 4 |
| Package Quantity | 1 |
| UPC | 736983904980 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Gearmo
- **Color:** Black
- **Connector Type:** Serial Adapter
- **Item Weight:** 0.59 kg
- **Number of Ports:** 4

## Images

![4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge - Image 1](https://m.media-amazon.com/images/I/61L8ITUTAdL.jpg)
![4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge - Image 2](https://m.media-amazon.com/images/I/71cgi14D6qL.jpg)
![4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge - Image 3](https://m.media-amazon.com/images/I/61TcDJiJy+L.jpg)
![4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge - Image 4](https://m.media-amazon.com/images/I/71gGxizw80L.jpg)
![4 Port USB to Serial DB9 Industrial RS232 Adapter 15KV ESD and Surge - Image 5](https://m.media-amazon.com/images/I/61X6Fg+wpRL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Solid performer
*by T***S on May 1, 2020*

Well built with optional mini-rack mounts. Bought to replace my four port FTDI that Windows 10 suddenly stopped supporting. My only wish would be some activity LED's.

### ⭐⭐⭐⭐ Exactly how it was described
*by E***R on September 20, 2018*

Works great.

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**Shop now:** [https://grenada.desertcart.com/products/57212713-4-port-usb-to-serial-db9-industrial-rs232-adapter-15kv](https://grenada.desertcart.com/products/57212713-4-port-usb-to-serial-db9-industrial-rs232-adapter-15kv)

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*Product available on Desertcart Grenada*
*Store origin: GD*
*Last updated: 2026-08-20*