---
product_id: 105226834
title: "HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server"
brand: "fh"
price: "¥19128"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/105226834-hf2221-2-ports-wifi-serial-device-server-rs232-rs422-rs485
store_origin: JP
region: Japan
---

# 4MB Flash 230400 bps 8MB SRAM HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server

**Brand:** fh
**Price:** ¥19128
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Connectivity Game!

## Quick Answers

- **What is this?** HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server by fh
- **How much does it cost?** ¥19128 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/105226834-hf2221-2-ports-wifi-serial-device-server-rs232-rs422-rs485)

## Best For

- fh enthusiasts

## Why This Product

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

## Key Features

- • **Seamless Connectivity:** Transform your serial devices into network-ready powerhouses with dual-channel support.
- • **High-Speed Performance:** Experience lightning-fast data transfer rates up to 230400 bps for all your critical applications.
- • **Robust Network Options:** Utilize Router or Bridge modes for enhanced connectivity and reliability.
- • **Multiple Operating Modes:** Choose between STA, AP, or AP+STA modes to fit your networking needs perfectly.
- • **Versatile Protocol Support:** Compatible with TCP/IP, Telnet, and Modbus TCP protocols for ultimate flexibility.

## Overview

The HF2221 is a cutting-edge 2 Ports WiFi Serial Device Server that seamlessly converts RS232/RS422/RS485 signals to Ethernet or Wi-Fi. Equipped with a powerful MIPS MCU, 4MB Flash, and 8MB SRAM, it supports high-speed data transfer and versatile networking modes, making it an essential tool for modern industrial applications.

## Description

Package Included: HF2221 2 Ports Wifi Serial Device Server   Detail MIPS MCU with 4MB Flash and 8MB SRAM. Run on eCos Support TCP/IP/Telnet /Modbus TCP Protocol Support 2 channel RS232/RS422/RS485 to Ethernet/Wi-Fi Conversion, Serial Speed Upto 230400 bps Support STA/AP/AP+STA Mode Support Router or Bridge Network Working Mode. Support 10/100M Ethernet Auto-Negotiation Support Easy Configuration Through a Web Interface or PC IOTService Tool  Support Security Protocol Such As TLS/AES/DES3 Support  Web OTA Wirelss Upgrade  Wide DC Input 5~36VDC Size: 108 x 146 x 25 mm (L x W x H)  FCC/CE/RoHS Certificated

## Features

- MIPS MCU with 4MB Flash and 8MB SRAM. Run on eCos
- Support TCP/IP/Telnet /Modbus TCP Protocol
- Support 2 channel RS232/RS422/RS485 to Ethernet/Wi-Fi Conversion, Serial Speed Upto 230400 bps
- Support STA/AP/AP+STA Mode
- Support Router or Bridge Network Working Mode

## Images

![HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server - Image 1](https://m.media-amazon.com/images/I/61aMAjmaPSL.jpg)
![HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server - Image 2](https://m.media-amazon.com/images/I/61gWiyCn6iL.jpg)
![HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server - Image 3](https://m.media-amazon.com/images/I/61o9uaB7kIL.jpg)
![HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server - Image 4](https://m.media-amazon.com/images/I/51bhXwLnpxL.jpg)
![HF2221 2 Ports WiFi Serial Device Server RS232/RS422/RS485 to Ethernet/Wi-Fi Serial Server - Image 5](https://m.media-amazon.com/images/I/51bOJseqzKL.jpg)

---

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**Shop now:** [https://www.desertcart.jp/products/105226834-hf2221-2-ports-wifi-serial-device-server-rs232-rs422-rs485](https://www.desertcart.jp/products/105226834-hf2221-2-ports-wifi-serial-device-server-rs232-rs422-rs485)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-03*