StarTech.com 1ft USB to Null Modem Serial Adapter Cable
$35.86
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Add RS-232 null modem serial connectivity to your laptop or desktop via USB-A with this 1ft adapter featuring COM retention and LED activity indicators.
34 in stock
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Estimated Delivery Time16 - 17 Nov 26
Reliable Serial Connection Expansion
Easily add an RS-232 null modem serial port to your laptop or desktop using a USB Type-A port with this 1-foot (30 cm) adapter. It enables DCE serial communications and resolves DTE/DCE conflicts without additional cross-wired cables or adapters.
Secure and Flexible Installation
The adapter includes pre-installed and removable DB9 nuts, plus slotted D-Sub thumbscrews, allowing you to securely attach it to various serial devices or cables with ease and versatility.
Real-Time Port Activity Indicators
Integrated LED lights provide clear visibility of data transmission and reception activity, as well as USB enumeration status. These indicators help with diagnostics and troubleshooting during use.
Cross-Platform Compatibility and COM Retention
Compatible with Windows, macOS, ChromeOS, and Linux operating systems, the adapter supports automatic driver installation on Windows 7 or later and macOS 10.15 or above. Its COM retention functionality maintains consistent COM port assignments after reconnection or reboot.
Durable Construction and Interference Protection
Built with rugged TPE construction, this adapter boasts Level-4 ESD protection (15kV air, 8kV contact) and copper shielding to minimize EMI and RFI. Gold-plated connectors ensure reliable signal conductivity for long-term use.
Key specifications
- Cable length: 0.3 m (1 ft)
- Connector 1: USB Type-A male
- Connector 2: DB-9 female
- Chipset: FTDI FT232R
- Baud rate: 921.6 Kbit/s
- Data bits: 7, 8
- Parity bits: Even, Mark, No, Odd, Space
- Stop bits: 1, 2
- Operating systems: Windows 7 and up, macOS 10.15+, Linux, ChromeOS
- ESD Protection: Level-4 (15kV air, 8kV contact)
- Weight: 30 g
What's in the box
- 1 x 1ft USB to Null Modem Serial Adapter Cable
Product FAQ
Frequently asked questions
01 What type of connector does this adapter use to connect to a computer?
It connects to a computer via a USB Type-A male connector.
02 What serial connector is provided on the adapter?
The adapter has a female DB-9 serial connector for RS-232 communication.
03 Is this adapter compatible with Windows and macOS?
Yes, it is compatible with Windows (Windows 7 and newer) and macOS 10.15 and above, as well as Linux and ChromeOS.
04 Does this adapter support COM port retention after reboot or reconnection?
Yes, it features COM retention to automatically reassign the COM port value after disconnection or system reboot.
05 What chipset is used in this serial adapter?
The adapter uses the FTDI FT232R chipset.
06 What is the length of the cable provided?
The cable length is 1 foot (30 centimeters).
07 Does the adapter have LED indicators?
Yes, it includes LED indicators for data transmission, reception, and USB enumeration status.
08 Are there interchangeable nuts or screws for securing the DB9 connector?
Yes, it comes with pre-installed/removable DB9 nuts and slotted D-Sub thumbscrews for securing to serial devices.
09 What level of ESD protection does this adapter offer?
It provides Level-4 ESD protection, with 15kV air and 8kV contact discharge protection.
10 What materials help minimize interference on this adapter?
Copper shielding is used to minimize electromagnetic and radio frequency interference (EMI and RFI).
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