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Serial / USB Communications

USB Converters/ Isolators/ Hubs - ULI-300/400

Advantech USB products provide USB to RS-232/ 422/ 485 converters, industrial USB 2.0/ 3.0 hubs, and Industrial USB 2.0 Isolators.

Advantech USB products provide USB to RS-232/ 422/ 485 converters, industrial USB 2.0/ 3.0 hubs, and Industrial USB 2.0 Isolators.

Features & Benefits

ULI-300 and 400 Series

Isolation, Locked Ports, Secured Connection

Hubs - ULI-300/400

Advantech has developed the most extensive line of USB to serial converters, industrial USB hubs, and Industrial USB 2.0 Isolators on the market. They are built tough to handle the most demanding environments; our products are rugged and reliable. Look for the orange connector -- you’ll find a high retention port that’s 50% stronger than a conventional USB port. It won’t let go until you want it too. Plus, it works with any standard USB Cable. You'll also find isolation protection built into many of our USB products. It prevents common surges, spikes and ground loops from damaging your equipment.

Feature Highlights

USB Port-powered and Locked Serial Number Design Eases Installation

USB Port-powered and Locked Serial Number Design Eases Installation

  • Powered by the USB host port.
  • Locked serial number, lets you plug-and-play without having to worry about re-installing drivers.
  • Compact size fits anywhere, ideal for field services.
High-retention USB Connector Grips Cable Tight for High-vibration Applications

High-retention USB Connector Grips Cable Tight for High-vibration Applications

  • 50% stronger withdrawal force than standard USB connectors.
  • Withstands 3.4 lbs pull force.
  • Stays connected in high vibration environments.
Surge / ESD / Isolation / Wide Temperature for Heavy-duty Applications

Surge / ESD / Isolation / Wide Temperature for Heavy-duty Applications

  • 15 kV air, 8 kV contact ESD protection.
  • Wide operating temperature range (-40° to +80°C).
  • 4 kV isolation protection for equipment and data. 

Product Video

Advantech Serial and USB Communications - ULI Series

Advantech Serial and USB Communications - ULI Series

In this video, we will guide you through an exploration of the exceptional features and capabilities of the ULI Series. Our focus will be on its comprehensive range of industrial-designed functions, specifically tailored to meet the needs of sectors such as manufacturing facilities, oil and gas stations, and substations.

Advantech IoT Academy

ULI series- converters & USB hub intro

Selection Guide for Advantech Serial Converters & USB Hubs (ULI Series) 

This course will introduce the ULI series, its features and benefits, where Advantech's clients can find selection guides and data sheets, and how to use it.

USB to RS-422/485 Converters - ULI-340 Series

Introduction of USB to RS-422/485 Converters - ULI-340 Series 

This course will briefly introduce the ULI family characteristics, as well as the specifications, features, and technical setup of the ULI-341TC USB to RS-422/485 converters.

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