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Connects devices with a 9-pin serial port, such as switches, routers, barcode scanners and lab equipment, to your computer or laptop's USB-A port.
  • Supports data transfer speeds up to 230 Kbps to ensure reliable data transfers
  • Detachable 3 ft. USB cable included
  • Plug-and-play operation with no software required for easy, immediate installation
  • Works with 32- and 64-bit Windows and macOS X (see model support page)
  • 3-year limited warranty

Features

Works with RS-232 Serial Devices

Connects to switches, routers, barcode scanners, GPS units, point-of-sale devices, lab equipment, network storage devices, modems, graphics tablets and other devices with a DB9 serial port. Supports data transfer speeds up to 230 Kbps—twice as fast as a built-in serial port.

Easy to Set Up and Use Right Out of the Box

No external power supply is needed and only one connection is required. Simply connect the included three-foot (0.9-meter) USB cable between the unit's USB-B port and your computer's USB-A port. The unit is compatible with any USB cable up to 16 feet (4.9 meters). A green LED indicates data activity at a glance. The unit weighs only 2 ounces for convenient transport in a backpack or laptop bag.

Compatible with Major Operating Systems

Works with Microsoft Windows (up to Windows 11) and macOS X (up to Ventura 13.3.1), and includes Windows line monitor and data trace software. The unit supports both 32-bit and 64-bit systems and has continuously updated drivers available for download on the unit's Technical Support page.

TAA-Compliant for GSA Schedule Purchases

The USA-19HS is compliant with the Federal Trade Agreements Act (TAA), which makes it eligible for GSA (General Services Administration) Schedule and other federal procurement contracts.

System Requirements

  • Computer with an available USB-A port
  • Compatible with Windows 2000, XP, Vista, 7, 8, 10, 11, Windows 2008 Server R2, Windows Server 2012
  • Compatible up to macOS Ventura 13.3.1

Note: Computer should have Administrator access to avoid potential installation issues when first installing drivers. When attempting to use most recent driver with an existing USA-19HS unit, it is critical that the old drivers be uninstalled from the computer before downloading and installing the newer driver. Even though the old driver no longer works, the Device Manager will still attempt to use it.

Package Includes

  • USA-19HS Keyspan High-Speed RS232 to USB Adapter
  • USB-A cable, 3 ft. (0.91 m)
  • Owner's Manual
TAA compliant RoHS compliant

Specifications

OVERVIEW
UPC Code672603000413
Device CompatibilityPrinter; Router; Scanner
TechnologyUSB
Country/RegionGlobal
Host ConnectorUSB A (MALE)
INPUT
Bus Powered  Yes
CONNECTIONS
Side A - Connector 1USB A (MALE)
Side B - Connector 1DB9 (MALE)
Connector PlatingNickel
Contact Plating  Gold
Connector StyleStraight
PHYSICAL
ColorBlack
Cable Jacket ColorBlack
Cable Jacket MaterialPVC
Cable Outer Diameter (OD)3.8mm
Wire Gauge (AWG)28
Cable Length (ft.)1
Cable Length (in.)36
Total Number of Ports2
Shipping Dimensions (hwd / in.)3.00 x 9.00 x 6.00
Shipping Weight (lbs.)0.40
Unit Dimensions (hwd / in.)0.950 x 1.630 x 3.070
FEATURES & SPECIFICATIONS
USB SpecificationUSB 2.0 (up to 480 Mbps)
Cable CompatibilityDB9 (Female)
Driver RequiredYes
STANDARDS & COMPLIANCE
Product CertificationsEN 55024; EN 55032
Product ComplianceCE (Europe); FCC Part 15 Class B (USA); REACH; RoHS3; Trade Agreements Act (TAA); UKCA; WEEE
WARRANTY & SUPPORT
Product Warranty Period (Worldwide)3-year limited warranty

Questions & Answers

Yes. The USA-19HS is compatible with USB 3.0.
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The USA-19HS uses a Texas Instruments/TI chipset.
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More Q&As may be available on the USA19HS model support page.

Accessories

USB Cables

  Model Number Description
USB 2.0 Extension Cable (A M/F), 6 ft. (1.83 m) U024-006 U024-006 USB 2.0 Extension Cable (A M/F), 6 ft. (1.83 m)
USB 2.0 Extension Cable (A M/F), 10 ft. (3.05 m) U024-010 U024-010 USB 2.0 Extension Cable (A M/F), 10 ft. (3.05 m)

USB Adapters

  Model Number Description
USB-A to Serial Adapter Hub (DB9) - Keyspan, High-Speed (M/M), 4-Port, TAA USA-49WG USA-49WG USB-A to Serial Adapter Hub (DB9) - Keyspan, High-Speed (M/M), 4-Port, TAA

USB Extenders

  Model Number Description
USB 2.0 Active Extension Repeater Cable (A M/F), 16 ft. (4.88 m) U026-016 U026-016 USB 2.0 Active Extension Repeater Cable (A M/F), 16 ft. (4.88 m)

Computer & Storage

  Model Number Description
Serial DB9 Serial Extension Cable, Straight Through (DB9 M/F), 6 ft. (1.83 m) P520-006 P520-006 Serial DB9 Serial Extension Cable, Straight Through (DB9 M/F), 6 ft. (1.83 m)

Services & Extended Warranties

Extended Warranty

Part Number Description
WEXT1A Extended Warranty and Technical Support for Select Products – Cables and Connectivity, DC Power, Keyspan, KVM, Inverters
WEXT2A Extended Warranty and Technical Support for Select Products Cables and Connectivity, DC Power Supplies, Keyspan Products, KVM Switches, Power Inverters
WEXT3A Extended Warranty and Technical Support for Select Products – Cables and Connectivity, DC Power Supplies, Keyspan Products, KVM Switches, Power Inverters

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Need help with your purchase?
We're always available to help with questions, including product selection, sizing, installation and product customization. Call us at +1 773-869-1776 or email cpdipresaleshelp@eaton.com.