TRENDnet TU-S9 USB to Serial Converter
SKU
TU-S9
Model No
TU-S9
$14.24
Product Highlights
- Connect a RS-232 serial device such as a modem to a USB port on your computer
- Easy installation with Universal Plug and Play (UPnP)
- Supports multiple operating systems
- USB 1.1 Specifications
- RS-232 serial interface

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This TRENDnet TU-S9 USB to Serial Converter enables seamless connectivity between a RS-232 serial device, such as a modem, and your Desktop or Laptop PC through a USB port. Its user-friendly design ensures quick installation and compatibility across various operating systems, making it an essential tool for serial communication.
TRENDnet TU-S9 USB to Serial Converter Features
- Connects RS-232 Device: Instantly connect a RS-232 serial device like a modem to a USB port, facilitating communication between devices.
- Easy Installation: Features Universal Plug and Play (UPnP) for hassle-free installation, saving time and effort.
- Broad OS Compatibility: Works with multiple operating systems, ensuring flexibility for users regardless of their platform.
- USB 1.1 Specifications: Complies with USB 1.1 standards for reliable and high-performance data transfer.
- RS-232 Serial Interface: Supports standard RS-232 signals, enhancing connectivity options with various devices.
- High Data Rate: Supports data rates up to 6 Mbps, ensuring fast and efficient data transmission.
- USB Suspend Detection: Automatically detects USB suspend condition to manage power effectively.
- Operating System Compliance: Compatible with Windows 10, 8.1, 8, 7, Vista, XP, and Mac OS 10.4~10.11 for versatile use.
- Standard Windows COM Port Installation: Installs as a standard Windows COM port, delivering full RS-232 modem control signals.
- Dual Buffers for Data Transfer: Equipped with dual buffers for efficient upstream and downstream data transmission.
- Automatic Handshake Mode: Supports automatic handshake mode for reliable communication between devices.
- USB Powered: Powered directly from the USB port, eliminating the need for an external power adapter.
- Plug and Play: Offers easy Plug and Play installation, enhancing user experience without complex setup.
TRENDnet TU-S9 USB to Serial Converter Detailed Specifications
| Model | TRENDnet TU-S9 |
| Interface | RS-232 Serial |
| USB Specification | USB 1.1 |
| Data Rate | Up to 6 Mbps |
| OS Compatibility | Windows 10, 8.1, 8, 7, Vista, XP; Mac OS 10.4~10.11 |
| Power Source | USB Powered |
| Installation | Plug and Play |
| Control Signals | TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND |
| Automatic Handshake | Yes |
| Buffer Type | Dual Buffers |
| USB Suspend Detection | Yes |
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