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SIIG

SIIG ID-SC0A11-S1 USB to Serial Hub

$419.99
$325.45 SAVE $94.54
None availableas of 02/14/2026

Ships when available. Free shipping on most items when you spend $100 or more.

Country of origin

  • Origin: China
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

SIIG's 4-port Industrial USB to 422/485 Serial Adapter with 3KV Isolation is a high quality industrial USB plug-and-play adapter designed to add four RS-422/485 ports to desktop or notebook computers. This industrial USB to serial adapter supports serial port data transfer rates up to 230 Kb/s. It features built-in 4KB FIFO buffer, auto data flow control, 15KV DC ESD serial interface protection, and 3KV optical isolation to protect the unit from ground loop noise and unforeseen power surges.

Technical specifications

General Information

Manufacturer SIIG, Inc
Manufacturer Part Number ID-SC0A11-S1
Manufacturer Website Address http://www.siig.com
Brand Name SIIG
Product Model ID-SC0A11-S1
Product Name ID-SC0A11-S1 USB to Serial Hub
Product Type Serial Hub

Technical Information

Host Interface USB
Data Transfer Rate 480MB/s USB Port230kB/s Serial Port
Platform Supported PCMac

Interfaces/Ports

Number of USB Ports 1

Physical Characteristics

Form Factor External
Height 1.2"
Width 7.7"
Depth 3.2"
Weight (Approximate) 6 oz

Miscellaneous

Package Contents
  • ID-SC0A11-S1 USB to Serial Hub
  • USB Cable
  • Power Adapter
  • Software CD
Green Compliant Yes
Country of Origin China

Warranty

Limited Warranty 3 Year

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.