---
product_id: 261153635
title: "Bi-Directional Active RS232 to RS485 RS422 Serial Converter with Surge Protection 600W 15KV ESD DB9 to RJ45 Phoenix Contacts Adapter Power Supply TX RX LEDs for Long Haul Data Communication"
brand: "dtech"
price: "$72.35"
currency: USD
in_stock: true
reviews_count: 2
category: "Dtech"
url: https://www.desertcart.us/products/261153635-bi-directional-active-rs232-to-rs485-rs422-serial-converter-surge
store_origin: US
region: United States of America
---

# 600W surge & 15KV ESD protection Auto baud rate up to 115200 bps Bidirectional RS232↔RS485/422 Bi-Directional Active RS232 to RS485 RS422 Serial Converter with Surge Protection 600W 15KV ESD DB9 to RJ45 Phoenix Contacts Adapter Power Supply TX RX LEDs for Long Haul Data Communication

**Brand:** dtech
**Price:** $72.35
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Your Data, Protect Your Network — Stay Connected, Stay Ahead!

## Quick Answers

- **What is this?** Bi-Directional Active RS232 to RS485 RS422 Serial Converter with Surge Protection 600W 15KV ESD DB9 to RJ45 Phoenix Contacts Adapter Power Supply TX RX LEDs for Long Haul Data Communication by dtech
- **How much does it cost?** $72.35 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/261153635-bi-directional-active-rs232-to-rs485-rs422-serial-converter-surge)

## Best For

- dtech enthusiasts

## Why This Product

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

## Key Features

- • **Smart Auto Baud Rate:** Automatically detects and adjusts speeds up to 115200 bps for flawless data flow.
- • **Instant Status Insight:** Built-in TX, RX, and power LEDs keep you informed in real-time.
- • **Rock-Solid Surge Defense:** 600W lightning surge and 15KV ESD protection safeguard your critical devices.
- • **Seamless Signal Conversion:** Effortlessly switch between RS232, RS485, and RS422 for versatile connectivity.
- • **Robust Network Compatibility:** Supports up to 32 devices in point-to-multipoint setups with no handshake needed.

## Overview

The DTECH Bi-Directional Active RS232 to RS485/RS422 Serial Converter delivers reliable long-haul data communication with advanced surge protection (600W lightning, 15KV ESD). Featuring versatile connectivity options (DB9, RJ45, Phoenix contacts), real-time TX/RX LED indicators, and automatic baud rate adjustment up to 115200 bps, it supports complex network topologies with up to 32 devices. Ideal for professionals demanding secure, high-speed serial data transmission.

## Description

Buy DTECH Bi-Directional Active RS232 to RS485 RS422 Serial Converter with Surge Protection 600W 15KV ESD DB9 to RJ45 Phoenix Contacts Adapter Power Supply TX RX LEDs for Long Haul Data Communication: Serial Adapters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Good - It worked as intended
Review: Amazing - Amazing Product Great Seller

## Features

- Bidirectional RS232 to RS485 RS422 converter converts RS-232 signals to RS-485 or RS-422 signal, cable can be connected to either a terminal block or an RJ45 network port
- 600W lightning surge protected for RS485/RS422 link and 15KV static protection for RS232 link, protects your value devices against high voltage
- Powered serial adapter with TX, RX and power indicators enables you to easily know the status of sending or receiving data respectively (110/240V AC to 9V DC power supply included)
- Serial converter supports RS-485 2 wire half duplex and RS-422 4 wire full duplex communication, point to point and point to multi-point network (up to 32 drops protocol devices); no need of handshake signal, data transparent transmission
- RS 232 to 485 converter with built-in data collision protection control for reliable serial Data Communication; The baud rate will be detected and adjusted automatically, up to 115200 bps

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08M3V191Z |
| Best Sellers Rank | #151 in Serial Adapters |
| Customer Reviews | 4.6 4.6 out of 5 stars (13) |
| Date First Available | November 20, 2020 |
| Department | boys |
| Item Weight | 1.15 pounds |
| Item model number | DT-9017 |
| Manufacturer | guangzhouditedianzikejiyouxiangongsi |
| Package Dimensions | 9.53 x 5.51 x 2.32 inches |

## Product Details

- **Brand:** DTECH
- **Color:** silver
- **Compatible Devices:** Television
- **Connector Type:** Serial Adapter
- **Finish Type:** Transparent

## Images

![Bi-Directional Active RS232 to RS485 RS422 Serial Converter with Surge Protection 600W 15KV ESD DB9 to RJ45 Phoenix Contacts Adapter Power Supply TX RX LEDs for Long Haul Data Communication - Image 1](https://m.media-amazon.com/images/I/61ZEcA505eL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by B***. on January 7, 2024*

It worked as intended

### ⭐⭐⭐⭐⭐ Amazing
*by R***N on May 21, 2025*

Amazing Product Great Seller

## Frequently Bought Together

- DTECH Bi-Directional Active RS232 to RS485 RS422 Serial Converter with Surge Protection 600W 15KV ESD DB9 to RJ45 Phoenix Contacts Adapter Power Supply TX RX LEDs for Long Haul Data Communication
- DTECH RS232 to RS485 RS422 Serial Communication Data Converter Adapter Mini-Size
- DTECH RS232 to RS485 Serial Converter Adapter with 4 Position Terminal Block for Industrial Long Haul Communication Data Supports 600W Anti-Surge

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/261153635-bi-directional-active-rs232-to-rs485-rs422-serial-converter-surge](https://www.desertcart.us/products/261153635-bi-directional-active-rs232-to-rs485-rs422-serial-converter-surge)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-23*