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Brainboxes

Brainboxes Isolated High Retention USB 1 Port RS232

$135.50
$114.94 SAVE $20.56
3 availableas of 10/21/2026

Order within for shipment today

Should arrive by Mon, Nov 2 with free ground shipping

Compliance, certifications and origin

  • TAA compliant
  • Origin: United Kingdom
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

Tough ultra small isolated USB to serial adapter suitable for any environment. The closest you can get to an integrated serial port. High retention USB connector for an unbreakable connection.

Avoid electrical damage to your expensive equipment with isolation. Brainboxes US-159 is fully compliant with IEC 61000-4-2, meaning your equipment is immune to electrostatic discharge up to 8kV of contact discharge or 15kV of air discharge.

We provide our own software drivers - eliminating many common problems with USB to Serial - giving you have a reliable, stable, native com port solution.

Drivers for Windows 32 bit and 64 bit Operating Systems including Windows XP, Server 2003, Vista, Server 2008, Windows 7, Windows 8 and Windows 10 with additional drivers for Raspberry Pi, Mac OS X and Linux.

Technical specifications

General Information

Manufacturer Brainboxes Limited
Manufacturer Part Number US-159
Manufacturer Website Address http://www.brainboxes.com
Brand Name Brainboxes
Product Model US-159
Product Name Ultra 1 Port RS232 Isolated USB to Serial Adapter
Product Type Serial Adapter

Technical Information

Host Interface USB 2.0
Platform Supported PCMacLinux

Interfaces/Ports

Number of Serial Ports (External) 1

Physical Characteristics

Form Factor External
Height 0.9"
Width 1.6"
Depth 1.7"
Weight (Approximate) 0.85 oz

Miscellaneous

Package Contents
  • Ultra 1 Port RS232 Isolated USB to Serial Adapter
  • Installation CD Including Manual
  • Microsoft Signed Drivers & Utilities
  • Quick Start Guide
Green Compliant Yes
Country of Origin United Kingdom
TAA Compliant Yes

Warranty

Limited Warranty Lifetime

Ratings and reviews

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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.