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USB-C to DB9 adapter connects legacy serial devices, such as lab equipment and digital cameras, to your computer or laptop's USB-C port.
  • Provides full modem control and hardware/software flow control
  • Supports data transfer speeds up to 230 Kbps-double the speed of a PC serial port
  • Works with any USB-C cable up to 16-ft. (4.88 m) long (detachable 3-ft. (0.91 m) cable is included)
  • Works with Microsoft Windows (up to Windows 11) and Mac OS X (up to Mac OS Ventura 13.3.1)
  • Small enough to carry in a pocket or purse for fast file transfers anywhere
  • Supports 32-bit and 64-bit systems
  • 3-year limited warranty

Features

USB-C to Serial Adapter for Use with All RS-232 Serial Devices
This Keyspan® adapter lets you connect a legacy DB9/RS-232 serial device to the USB-C port on your computer, laptop, tablet, Chromebook or MacBook. It works with switches, routers, modems, barcode scanners, GPS units, digital cameras, point-of-sale devices, lab equipment, network storage devices and other devices with a 9-pin serial port.
Ready to Begin Transferring Data Almost Immediately
The included 3-ft. (0.91 m) detachable cable supports data transfer rates up to 230 Kbps, which doubles the speed of built-in PC serial ports. The USB-C to DB9 adapter also works with any USB-C cable up to 16 feet. LEDs on the unit indicate status and data activity. No external power is needed. The unit weighs just two ounces and is easy to carry in a pocket, purse, backpack or laptop bag for instant file transfers where needed.
Compatible with Major Operating Systems
This USB-C to serial adapter works with Windows (up to 11), Mac OS X (up to Ventura 13.3.1) applications. It's easy to upgrade via free software downloads. Windows line monitor and data trace software are included. Supports both 32-bit and 64-bit systems. The driver for newest operating systems are available for download on the Technical Support page.
TAA-Compliant for GSA Schedule Purchases
The USA-19HS-C 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

  • Compatible up to Windows 11 and Windows Server 2016
  • Compatible up to Mac OS Ventura 13.3.1

Package Includes

  • USA-19HS-C USB-C to Serial Adapter (DB9)
  • USB-C cable, 3-ft. (0.91 m)
  • CD with driver software and owner's manual
TAA compliant RoHS compliant

Specifications

OVERVIEW
UPC Code037332210753
Device CompatibilityChromebook; Computer; Laptop; Scanner
TechnologyUSB
Country/RegionGlobal
CONNECTIONS
Side A - Connector 1USB C (MALE)
Side B - Connector 1DB9 (MALE)
PHYSICAL
ColorBlack
Cable Jacket ColorBlack
Shipping Dimensions (hwd / in.)2.90 x 9.30 x 5.70
Shipping Weight (lbs.)0.35
Unit Dimensions (hwd / in.)0.000 x 0.000 x 0.000
FEATURES & SPECIFICATIONS
UASP Support  No
Auto MDIX Support  No
Full Duplex Support  No
Suspend Mode Support  No
Remote Wakeup SupportNo
Driver RequiredNo
STANDARDS & COMPLIANCE
Product CertificationsICES (Canada); NOM (Mexico)
Product ComplianceTrade Agreements Act (TAA)
WARRANTY & SUPPORT
Product Warranty Period (Worldwide)3-year limited warranty

Questions & Answers

Accessories

USB Cables

  Model Number Description
USB-C to USB-B Cable - USB 2.0, (M/M), 6 ft. (1.83 m) U040-006 U040-006 USB-C to USB-B Cable - USB 2.0, (M/M), 6 ft. (1.83 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

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

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.