U209-18N-NULL - Computer accessory Tripp Lite - Free user manual and instructions
Find the device manual for free U209-18N-NULL Tripp Lite in PDF.
Pick your language and provide your email: we'll send you a specifically translated version.
| Product Type | USB to RS-232 Null Modem Adapter |
| Brand | Tripp Lite |
| Model | U209-18N-NULL |
| Interface | USB 2.0 to RS-232 Serial |
| Connector Type | USB Type-A Male to DB9 Female |
| Cable Length | 6 ft (1.8 m) |
| Data Rate | Up to 115.2 kbps |
| Power Source | Bus powered via USB port |
| Operating Temperature | 32°F to 122°F (0°C to 50°C) |
| Dimensions | 2.5 x 1.0 x 0.6 inches |
| Weight | 0.12 lbs (54 g) |
| Color | Beige |
| Warranty | Lifetime limited warranty |
| Compatibility | Windows, macOS, Linux |
| Features | Null modem wiring for direct connection between two DTE devices |
| Maintenance | Wipe with dry cloth; no user-serviceable parts |
| Safety | Avoid static discharge; use with compatible equipment only |
| Spare Parts | Not available; replace unit if defective |
| Repairability | Not repairable; contact Tripp Lite support |
| Environmental | RoHS compliant |
Frequently Asked Questions - U209-18N-NULL Tripp Lite
What is the purpose of the Tripp Lite U209-18N-NULL?
The Tripp Lite U209-18N-NULL is a USB to RS-232 null modem adapter used to connect two DTE devices (e.g., computers) directly without a modem.
Is this adapter compatible with Windows 10?
Yes, the U209-18N-NULL is compatible with Windows 10 and earlier versions, as well as macOS and Linux. It uses standard USB drivers that install automatically.
What cable length does the U209-18N-NULL have?
The cable length is 6 feet (1.8 meters), providing flexibility for connecting devices that are not close together.
Do I need external power for this adapter?
No, the U209-18N-NULL is bus powered via the USB port. It does not require an external power source.
What data transfer speed does it support?
It supports data transfer rates up to 115.2 kbps, suitable for most serial devices like modems, printers, and industrial equipment.
Does this cable come with a warranty?
Yes, Tripp Lite offers a lifetime limited warranty on this product, covering defects in materials and workmanship.
How do I install the driver for the U209-18N-NULL?
On Windows, the driver installs automatically via Plug and Play. For macOS and Linux, it uses built-in USB serial drivers. No manual installation is needed.
What is the difference between a null modem cable and a regular serial cable?
A null modem cable has cross-wired transmit and receive lines to allow two DTE devices to communicate directly, whereas a regular serial cable connects a DTE to a DCE device (modem).
Can I use this adapter with a 9-pin serial device?
Yes, the U209-18N-NULL has a DB9 female connector that connects to devices with a DB9 male port, such as older computers, routers, and barcode scanners.
What should I do if the adapter is not recognized?
Try reconnecting the USB cable, restarting your computer, or testing on a different USB port. If issues persist, contact Tripp Lite support.
User questions about U209-18N-NULL Tripp Lite
0 question about this device. Answer the ones you know or ask your own.
Ask a new question about this device
No questions yet. Be the first to ask one.
Download the instructions for your Computer accessory in PDF format for free! Find your manual U209-18N-NULL - Tripp Lite and take your electronic device back in hand. On this page are published all the documents necessary for the use of your device. U209-18N-NULL by Tripp Lite.