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StarTech.com 8-Port USB 2.0 to RS232/422/485 Serial Hub 15kV ESD ICUSB234858I
StarTech.com·MPN: ICUSB234858I

StarTech.com 8-Port USB 2.0 to RS232/422/485 Serial Hub 15kV ESD ICUSB234858I

The StarTech.com ICUSB234858I 8-Port USB 2.0 to Serial Hub provides robust connectivity for up to eight RS232, RS422, or RS485 devices, ensuring reliable data transfer with integrated 15kV ESD protection.

  • Multi-Protocol Support: Connects a wide range of legacy industrial and commercial equipment using RS232, RS422, or RS485, extending the lifespan of critical assets.
  • 8-Port Expansion: Adds eight serial ports via a single USB connection, enabling efficient management of multiple devices from one host system.
  • 15kV ESD Protection: Safeguards connected devices and data from electrostatic discharge, preventing costly damage and ensuring continuous operation in harsh environments.
  • Industrial Durability: Features a steel housing and includes a DIN rail kit for secure mounting in control cabinets and industrial settings, enhancing system resilience.
$389.00
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Manufacturer Warranty Included

Product Overview

The StarTech.com ICUSB234858I is an industrial-grade 8-Port USB 2.0 to Serial Hub, engineered to bridge modern USB systems with legacy RS232, RS422, and RS485 devices. It features a durable steel housing and supports a baud rate of up to 921.6 Kbit/s for efficient data exchange.

Designed for demanding environments, this hub includes 15kV ESD protection and surge protection, safeguarding sensitive equipment from electrical disturbances. Its broad operating system compatibility, including Windows, macOS, and Linux, ensures frictionless integration into existing IT infrastructures.

  • Core Functionality: Converts a single USB 2.0 port into eight versatile RS232/422/485 serial ports, enabling communication with a broad spectrum of industrial and commercial devices.
  • Enhanced Reliability: Integrated 15kV ESD protection and surge protection prevent electrical damage to connected equipment, minimizing downtime and extending hardware lifespan in challenging operational settings.
  • Broad Compatibility: Supports a wide array of Windows, macOS, and Linux operating systems, ensuring frictionless deployment and integration with existing IT and OT systems.
  • Flexible Deployment: Includes a DIN rail mounting kit and universal power plug types (ANZ, EU, UK, US), allowing for secure installation and global use in diverse industrial and facility environments.
  • Operational Value: Provides a cost-effective solution for maintaining and extending the utility of legacy serial devices, reducing the need for expensive system overhauls and preserving operational budgets.

This 8-port serial hub is an essential component for businesses requiring reliable, protected, and scalable connectivity for their critical serial-based infrastructure.

Technical Specifications

1Performance & Business Impact
Multi-Protocol SupportRS232, RS422, RS485
Serial Port Capacity8 Ports
ESD Protection15kV
Baud Rate921.6 Kbit/s
Surge ProtectionYes
2Connectivity & I/O
Host ConnectionUSB 2.0
Serial Ports8 x RS232/422/485
DC-in JackYes
3Physical & Environmental
Width128 mm / 5.04 inches
Depth219 mm / 8.62 inches
Height25 mm / 0.98 inches
Weight0.688 kg / 1.52 lbs
ColorBlack
Housing MaterialSteel
Operating Temperature0 - 55 °C
Operating Humidity5 - 95% (non-condensing)
4Lifecycle, Warranty & Compliance
Warranty2-Year Limited Warranty
In-Box ContentsAC adapter, USB cable, DIN rail kit, universal power plugs (ANZ, EU, UK, US)
Compliance CertificationsCE, RoHS
Supported Operating SystemsWindows 7/8/8.1/10/11, Windows Server 2008 R2/2012/2012 R2/2016/2019, macOS 10.9-13, Linux

Full Specifications

Manufacturer Data
Ports & interfaces7
Host interfaceUSB 2.0
Hub interfacesSerial
USB 2.0 ports quantity2
Ports quantity8
RS-232 ports8
Card reader integratedNo
DC-in jackYes
Power7
Power source typeAC
Power consumption (typical)36 W
Input voltage100 - 240 V
Input current1 A
Output voltage12 V
Output current3 A
Power plug typeType M
Performance4
Data bits7, 8
Stop bits1, 2
Parity bitEven, Mark, No, Odd, Space
Baud rate921.6 Kbit/s
Features4
Product colourBlack
Housing materialSteel
Surge protectionYes
LED indicatorsPower
Weight & dimensions4
Width128 mm
Depth219 mm
Height25 mm
Weight688 g
Packaging content4
AC adapter includedYes
Included power plug typesANZ, EU, UK, US
Cables includedUSB
DIN rail kit includedYes
System requirements1
Windows operating systems supportedWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64
Packaging data1
Package width190 mm
Operational conditions1
Operating temperature (T-T)0 - 55 °C
Sustainability1
Sustainability complianceYes
Logistics data1
Master (outer) case width410 mm
Technical details1
Compliance certificatesCE, RoHS
Other features1
ChipsetFTDI - FT4232H, Genesys Logic - GL825
Downloads2
User Manual502 KB
Download
Product Datasheet
Download

What This Solves

Integrate Legacy Industrial Controls

Many industrial facilities rely on older machinery and control systems that communicate via RS232, RS422, or RS485 serial protocols. This hub enables modern, USB-equipped computers to interface directly with up to eight such devices, ensuring continuous operation and data exchange for critical manufacturing and automation processes.

Manufacturing plants, industrial automation, logistics warehouses, process control environments

Protect Sensitive Serial Devices

Operational technology (OT) environments often experience electrical noise and electrostatic discharge, which can damage sensitive serial equipment and disrupt data flow. With 15kV ESD and surge protection, this hub shields connected devices, ensuring data integrity and minimizing costly downtime in electrically challenging settings.

Factory floors, utility substations, data acquisition systems, harsh environmental deployments

Expand Point-of-Sale Connectivity

Retail and hospitality businesses frequently use serial peripherals like receipt printers, barcode scanners, and cash drawers with their point-of-sale (POS) systems. This 8-port hub provides the necessary serial connections, allowing multiple peripherals to be managed from a single workstation, streamlining checkout operations and improving customer service.

Retail stores, restaurant chains, hotel front desks, franchise operations

Key Features

8 x RS232/422/485 Serial Ports

Provides extensive connectivity for multiple legacy industrial or commercial devices, consolidating management and reducing hardware footprint.

15kV ESD Protection

Safeguards sensitive serial equipment from damaging electrostatic discharge, ensuring device longevity and uninterrupted data communication.

Steel Housing Construction

Offers enhanced durability and electromagnetic shielding, ensuring reliable performance in rugged industrial and electrically noisy environments.

DIN Rail Mounting Kit Included

Enables secure and organized installation within industrial control cabinets or server racks, optimizing space and simplifying cable management.

Broad OS Compatibility (Windows, macOS, Linux)

Ensures frictionless integration into diverse IT infrastructures, reducing deployment complexity and supporting existing operating system standards.

Industry Applications

Manufacturing & Industrial

Connects PLCs, CNC machines, and sensors to modern control systems, ensuring reliable data acquisition and process automation.

Retail & Hospitality

Integrates legacy POS systems, barcode scanners, and receipt printers, maintaining efficient transaction processing and inventory management.

Government & Public Sector

Manages specialized equipment and older control panels in facilities or utilities, extending the life of critical infrastructure.

Healthcare & Life Sciences

Connects diagnostic equipment and lab instruments that use serial communication to central data systems for analysis and record-keeping.

Frequently Asked Questions

Can this hub support all three serial protocols (RS232, RS422, RS485) simultaneously?

Yes, each of the eight ports on the StarTech.com ICUSB234858I can be individually configured to support RS232, RS422, or RS485 protocols. This flexibility allows for simultaneous connection of various device types to a single host system.

What kind of power supply does this serial hub use?

The hub is powered by an external AC adapter, which is included in the box. It supports input voltages from 100-240V and provides 12V output at 3A, ensuring stable power delivery to all connected serial devices.

Is this device suitable for use in industrial control panels?

Absolutely. The StarTech.com ICUSB234858I features a durable steel housing, 15kV ESD protection, and includes a DIN rail mounting kit. These features make it purpose-built for secure and reliable operation within industrial control panels and harsh environments.

What is the maximum data transfer rate for the serial ports?

Each serial port on this hub supports a maximum baud rate of 921.6 Kbit/s. This high speed ensures efficient and rapid data transfer for most industrial and commercial serial communication applications.

Warranty & Returns

Manufacturer Warranty

2 Years

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$389.00