Brainboxes Industrial Ethernet 1 Port RS232 RS422 RS485

Brainboxes ES-551

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Model ES-551

UPC Code: 837324002898

Provantage Code:  BRBX05L

Condition:  Factory New

  • Product Type: Serial Adapter
  • Country of Origin: United Kingdom
  • Limited Warranty: Lifetime
  • Product Model: ES-551
  • TAA Compliant: Yes

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Brainboxes ES-551 Specifications

    Industrial Ethernet 1 Port RS232 RS422 RS485

At a Glance

    • 1 Port RS-232/422/485 Industrial Isolated Ethernet to Serial Device Server
    • Total Galvanic Isolation, between power, ethernet (1500VDC) and serial (1000VDC)
    • Install Virtual Com ports in Windows, tunnel over ethernet between 2 devices, communicate over TCP/IP or use the Software APIs for Visual Basic, C# and more
    • Data rate from 110 to 1,000,000 baud (1 MegaBaud). Removable, colour-coded, number terminal blocks
    • -40°C to +80°C/-40F to +176F Temperature range
    • Robust, Slim Design, Integrated DIN rail mount


    Ethernet to Serial Device with 1 Port software selectable as RS232, RS422/485 Full duplex or RS422 Half duplex and 2 Ethernet ports. ES-551 has removable Screw Terminals Blocks for easy wiring, a slim 'end on' case and integral DIN rail mount. Featuring 4 separate power domains with total galvanic isolation between each. Our Industrial Ethernet to Serial has an operating temperature range of -30°C to +80°C/- 40ºF to +176ºF and with +5VDC to +30VDC Dual input reverse polarity protected power supply making it perfect for industrial applications. Data transfer rates up to 1,000,000 baud (1 MegaBaud), coupled with 1Mbit/s line drivers deliver uncompromising performance. Baud rates can be standard values such as 9,600, 115,200, 230,000, 921,600 or user definable non standard values.

    Our Industrial ES range provides simple instant networked serial ports in demanding environments. Serial Port Tunnelling allows serial cable replacement over any distance, no software required. Suitable to be wired into existing power and network infrastructure or can be used with our PW-600 power supply.

    More from the Manufacturer

Environmental Certification



Package Contents

    • Isolated Industrial Ethernet to Serial 1xRS232/422/485
    • Installation CD Including Manual
    • Microsoft Signed Drivers & Utilities
    • Quick Start Guide

Additional Product Images


Product NameIndustrial Ethernet 1 Port RS232 RS422 RS485
Product TypeSerial Adapter
Number of Serial Ports (External)1
Form FactorDIN Rail Mountable
Environmentally FriendlyYes
Country of OriginUnited Kingdom
Product ModelES-551
Platform SupportedPC


Limited WarrantyLifetime
WARNING: Products with exposed solder can expose you to lead and lead compounds, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. Always wash your hands after handling and avoid inhalation of fumes if heating the solder. For more information go to www.P65Warnings.ca.gov.
Supplies/Accessories for Brainboxes ES-551

Brainboxes USB to 5 Pin Terminal Block Power Adapter

Mfg Part# PW-650

Considering a Volume Purchase?
You may be able to save even more on your order if you meet the following Brainboxes BIG DEAL qualifications:

Purchase at least quantity 100 or a minimum of $1,500 of Brainboxes products to qualify.

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Brainboxes Model ES-551