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USB to Serial Converter

TU-S9 (Version v3.2R)

  • Connect a RS-232 serial device such as a modem to a USB port on your computer
  • Easy installation
  • Supports USB 1.1 and compatible with USB 2.0 and USB 3.0 ports
  • Supports Windows® and Mac® operating systems
  • NDAA compliant
NDAA Compliant
Price: $13.19
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TRENDnet's USB to Serial Converter, model TU-S9, allows users to conveniently connect an RS-232 serial device, such as a modem or printer, to a USB port on your desktop PC or laptop. The USB to serial adapter supports both Windows® and Mac® operating systems. Integrated cables provide setup flexibility and accommodates most installation scenarios.

Side view of an open laptop with a USB cable plugged into its side port. A magnified view of the USB port highlights its design, emphasizing the importance of connectivity and peripheral devices in computing.

USB

The USB to serial adapter supports USB 1.1 and it is compatible with USB 2.0 and USB 3.0 ports.

A simple line drawing of a USB cable with one end featuring a standard USB Type-A connector. The other end, highlighted by being enclosed in a speech bubble, shows an RS-232 Serial connector, indicating its importance or suggesting communication between devices using these connectors.

RS-232 Serial Connector

Connect RS-232 serial devices, such as modems or printers, using the widely supported USB standard found in most laptops and desktops today.

Line art of a flexible USB to Serial Converter cable in a loop. One end has a USB connector, and the other end has a serial port connector.

Flexible Cable

Integrated and flexible 64cm (25 in.) USB cable accommodates most installation scenarios.

Diagram shows a USB to Serial (RS232) adapter cable, with a USB connector on one end and a 9-pin serial connector on the other, used to connect a modem to a laptop by linking the serial connector to the modem and the USB connector to the laptop.
Diagram shows a USB to Serial (RS232) adapter cable, with a USB connector on one end and a 9-pin serial connector on the other, used to connect a modem to a laptop by linking the serial connector to the modem and the USB connector to the laptop.

Easy Setup

Simple installation in seconds

Computer Connection

Integrated and flexible 540mm (21 in.) USB cable accommodates most installation scenarios

Operating Systems

The USB to serial adapter is compatible with Windows® and Mac® operating systems

Standards
  • USB 1.1
Interface
  • 1 x USB Type A
  • 1 x RS-232 (9-pin) male
  • Cable length: 64cm (25 in.)
Data Rate
  • Up to 6Mbps
Supported OS
  • Windows® 11, 10, 8.1, 8, 7
  • Mac OS® 10.11, 10.10, 10.9, 10.8, 10.7, 10.6
Operating Temperature
  • 0° – 40° C (32° – 104° F)
Operating Humidity
  • Max. 85% non-condensing
Power
  • USB powered
Power Consumption
  • 500mA (max.)
Dimensions
  • RS-232 connector: 65 x 35 x 10 mm (2.55 x 1.4 x 0.4 in.)
  • Total cable length: 64cm (25 in.)
Weight
  • 50g (1.7 oz.)
Certifications
  • CE
  • FCC
Warranty
  • 2 year

PACKAGE CONTENTS
  • TU-S9
  • Quick Installation Guide
  • CD-ROM (Drivers)

All references to speed are for comparison purposes only. Product specifications, size, and shape are subject to change without notice, and actual product appearance may differ from that depicted herein.