The contents of this page may be found at https://www.laptopdirect.co.za. The contents are copyright. Although every effort has been made to ensure the accuracy of information, no reliance may be placed on the accuracy of the contents or any price found on this site. Any and all information should be used for reference purposes only. This site is neither owned nor operated by Sunix™©, but it is offered as an extension to laptopdirect.co.za as a reseller service to the public. We hold no claim whatsoever to the brand/s, logo/s or any other property or rights owned by Sunix™©. The information and pricing may have been valid prior to this page being captured, however, a print is not a valid advertisement for pricing nor specifications, and only products that have been sent by quote are valid. Prices are subject to change without prior notice. T&C's apply.

AC-SiUTS1009

sunix UTS1009b 1 port USB to RS-232 Serial Adapter

Sunix - Sunix UTS1009b USB to 1x serial port (9pin) adapter, 16 byte hardware FIFO, 115 Kbps, 16byte hardware + 128k software FiFo, Prolific PL2303 chipset, 15KV ESD protection
BUY TODAY ! Great price 20% Price Drop ✓ Expected to be in Stock at suppliers.* print


Not rated yet



Rate this product

20%
Price Drop
Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. AC-SiUTS1009 sunix UTS1009b 1 port USB to RS-232 Serial Adapter is available from Laptop Direct and it is sold as new from our Multi-I/O USB interface range of products. For reference purposes, the price of R179 is valid 2026-09-04, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the Multi-I/O USB interface category.
Subscribe

Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


Please remember these important points when reading the information below this paragraph: Operating systems cannot be removed or changed, monitors are not included with computers, free Anti-virus and Office Software are trial versions or may have limited features and an additional license needs to be purchased to activate the full product.

AC-SiUTS1009

sunix UTS1009b 1 port USB to RS-232 Serial Adapter

Sunix UTS1009b USB to 1x serial port (9pin) adapter, 16 byte hardware FIFO, 115 Kbps, 16byte hardware + 128k software FiFo, Prolific PL2303 chipset, 15KV ESD protection

About this product

The Sunix UTS1009B USB to RS232 serial adapter is a reliable plug and play connectivity solution that converts a USB port into a high speed DB9 serial interface using the Prolific PL2303 chipset. Designed with 115 Kbps data transfer support, 16 byte hardware FIFO and advanced 15KV ESD protection, it ensures stable communication with legacy industrial, networking and embedded devices. Buy now from our online store for dependable serial connectivity and seamless device integration in South Africa.

Overview Summary

Sunix UTS1009B USB to RS232 Serial Adapter is a compact and efficient communication interface designed to connect modern USB enabled computers with legacy RS232 serial devices. It uses the Prolific PL2303 chipset to ensure stable and compatible data transmission across a wide range of operating systems.

This adapter supports up to 115.2 Kbps serial communication speed and includes 16 byte hardware FIFO buffering combined with 128K software FIFO support for improved data handling performance. Built in 15KV ESD protection helps safeguard connected devices against electrical damage and interference, making it suitable for industrial and technical environments.

Ideal for IT technicians, engineers, and system integrators, this adapter is widely used for configuring routers, industrial machines, CNC controllers, and embedded systems that rely on RS232 communication.

What tier does this fall into?

Professional

What is this best for?

Industrial equipment configuration, Router console access, Embedded system debugging, CNC machine communication, Legacy device connectivity

Overview

SUNIX ComHub UTS series transform your Universal Serial Bus (USB) port into asynchronous RS-232 serial ports for communication with serial devices. The UTS1009B adapter is compatible with both USB 3.0, 2.0 and 1.1 specifications with serial ports communication speed up to 120Kbps. It provides a quick, simple and cost-effective way to bring the advantages of data accessibility and mobile solution for kinds of commercial and industrial automation applications.

Description

The Sunix UTS1009B is a USB to RS232 serial converter designed for dependable serial communication between modern computers and legacy hardware systems. Featuring the Prolific PL2303 controller, it ensures broad compatibility and stable performance across Windows, Linux and Mac environments. With a maximum baud rate of 115 Kbps and integrated FIFO buffering, it delivers smooth and consistent data transmission for critical industrial and technical applications.

Engineered with 15KV ESD protection, the adapter provides enhanced durability in electrically sensitive environments. Its DB9 male connector allows direct connection to a wide range of serial devices including routers, PLC controllers and diagnostic equipment.

Features

  • USB to RS232 DB9 serial communication adapter
  • Prolific PL2303 chipset for stable and wide compatibility
  • Supports data transfer speeds up to 115.2 Kbps
  • 16 byte hardware FIFO with extended software buffering
  • 15KV ESD protection for enhanced device safety
  • Plug and play installation with no IRQ or DMA configuration required
  • Compatible with Windows, Linux and Mac operating systems
  • Ideal for industrial, networking and embedded system use

What's in the Box

  • 1 x Sunix UTS1009B USB to RS232 Serial Adapter

Specifications

© 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specifications and features
Product Code AC-SiUTS1009spacer
Serial Communication
Interface RS-232
Controller Prolific PL2303HXD
(16C550 UART Compatible)
BUS Universal Serial Bus (USB)
No. of Port 1-port
IRQ & IO Assigned by System
FIFO 16 byte Hardware
Signal TxD, RxD, RTS, CTS, DTR, DSR, DCD, RI, GND
Protection ±15KV ESD protection for each signal
Human Body Model (HBM)
±15KV IEC1000-4-2 Air Gap Discharge
±8KV ESD IEC61000-4-2 Contact Discharge
PCB Connector DB9 Male
Baud rate 50bps ~120Kbps
Data bit 5, 6, 7, 8
Stop bit 1, 1.5, 2
Parity even, odd, none, mark, space
Flow Control None, Xon/Xoff, RTS/CTS
Driver Support
Windows Client 7 / 8.x / 10 / 11
Windows Server 2008 / 2008R2 / 2012 / 2012R2 / 2016/ 2019
Linux Linux 2.4.3.1 and above
MAC MAC OSX 10.9/ 11
Regulatory Approvals
Hardware CE, FCC, VCCI, BSMI
Software Microsoft WHQL Windows
Environment
Operation Temperature 0 to 60degreesC (32 to 140degreesF)
Operation Humidity 5 to 95% RH
Storage Temperature -20 to 85degreesC (-4 to 185degreesF)
Dimension
PCB Dimension 15 x 45 x 33 mm
Cable Length 1500 mm (5ft)

FAQ

What is the Sunix UTS1009B used for?

The adapter is used to connect USB enabled computers to RS232 serial devices such as routers, industrial machines and embedded systems.

Does the Sunix UTS1009B require external power?

No, it is powered directly through the USB port and does not require any external power source.

Is this adapter compatible with Windows 10 and 11?

Yes, it supports modern Windows operating systems as well as Linux and Mac platforms with appropriate drivers.

What devices can I connect using this adapter?

You can connect networking equipment, PLC controllers, CNC machines and other legacy RS232 serial devices.

Does it support high speed communication?

Yes, it supports serial communication speeds of up to 115.2 Kbps with stable data transfer performance.

Reviews AC-SiUTS1009 sunix UTS1009b 1 port USB to RS-232 Serial Adapter

Review
Do you have an opinion about this product? [+] Add your review

This product has not been rated yet.

Asus B7 Flip