Tripp Lite
1111 W. 35th Street
Chicago, IL 60609
+1 (773) 869-1776
+1 (773) 869-1329
presaleshelp@tripplite.com

USB to Null Modem Serial FTDI Adapter Cable with COM Retention (USB-A to DB9 M/F), 18-in. (45.72 cm)


Connect a RS-232 Null Modem serial device to the USB-A port on your computer, laptop or tablet.
  • Supports data transfer speeds up to 256 Kbps
  • Premium foil and braid shielding reduces EMI/RFI line noise
  • Compatible with Windows®, Mac® and Linux®
  • No external power source required
  • Integrated FTDI FT232RL chipset
  • 3-year limited warranty

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Tripp Lite Part Number

U209-18N-NULL

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Features

Converts USB Port into RS-232 Null Modem Serial Port
  • Solves DCE/DTE conflicts without additional cross-wired serial cables or adapters
  • Supports data transfer speeds up to 256 Kbps—twice as fast as a built-in serial port
  • No external power source required
  • Portable 18 in. design fits perfectly into laptop bag
  • COM retention for automatic reassigning of COM values to ports in case of disconnection or reboot
  • Integrated FTDI FT232RL chipset

First-Rate Construction for Superior Signal Transfer
  • Premium foil and braid shielding for EMI/RFI noise protection
  • Molded nickel-plated connectors with gold-plated contacts for optimal signal quality
  • Integral strain relief for long life
  • Flexible PVC jacket easy to install in tight spaces

Broad Compatibility
  • Compatible with Windows, Mac and Linux operating systems

System Requirements

  • Computer or other device with available USB port and Windows XP or later, Mac OS X 10.3 or later, or Linux

Package Includes

  • U209-18N-NULL USB to Null Modem Serial FTDI Adapter Cable (USB-A to DB9 M/F), 18 in.
  • Driver CD
  • Owner’s manual
RoHS compliant

Specifications

OVERVIEW
UPC Code037332198297
INPUT
Bus Powered  Yes
PHYSICAL
ColorBlack; Silver
Material of ConstructionPVC
Cable Jacket RatingVW-1
Cable Length (ft.)1.5
Shipping Dimensions (hwd / in.)1.50 x 3.70 x 4.50
Shipping Weight (lbs.)0.30
Unit Packaging TypeBox
Unit Weight (lbs.)0.07
ENVIRONMENTAL
Operating Temperature Range32 to 104 F (0 to 40 C)
Storage Temperature Range14 to 131 F ( -10 to 55 C)
Relative Humidity5% to 90% RH, Non-Condensing
BTUs  1.7 BTU/Hr
Power Consumption (Watts)0.5
CONNECTIONS
Ports1
Side A - Connector 1USB A (MALE)
Side B - Connector 1DB9 (FEMALE)
Connector PlatingNickel
FEATURES & SPECIFICATIONS
USB SpecificationUSB 2.0 (up to 480 Mbps)
Driver RequiredYes
STANDARDS & COMPLIANCE
CertificationsTested to CE, FCC, RoHS, REACH, WEEE
WARRANTY
Product Warranty Period (Worldwide)3-year limited warranty

Questions & Answers

COM retention allows the same COM port number to be automatically assigned each time the serial adapter is connected to a USB port on your system (or your system is rebooted). Without COM Retention, you would have to remember which port to connect the adapter.
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Tripp Lite
1111 West 35th Street
Chicago, Illinois 60609
United States

+1 (773) 869-1111 Main
1 773.869.1329 Fax

Business Hours
8 AM - 5:30 PM CST

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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 presaleshelp@tripplite.com.