Gearmo - 2-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black
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About this product
The Dual Port USB to Serial Adapter makes it easy to add two standard RS-232 serial ports to your computer via USB. Powered by the reliable FTDI chipset, it supports a wide range of legacy devices with DB9 ports such as printers, scanners, PLC controllers, CNC machines, modems, and more. Each serial output is automatically assigned a COM port, making setup quick and straightforward. With static and surge protection up to 15kV, your data and devices stay safe during use. This adapter supports baud rates up to 921.6kbps, features automatic handshake support, and is compatible with Windows 7 through 11, macOS, and Linux systems.
Features
Connect two serial devices with one USB port
Add two RS-232 ports to your setup using just a single USB Type-A connection. Ideal for linking legacy equipment like CNC machines, barcode scanners, or POS systems.
No external power required
The adapter draws power directly from your USB port, so no extra power supply is needed for true plug & play convenience.
Fast and stable data transfers
Transfer data at speeds up to 921.6Kbps, perfect for high-performance tasks from automation systems to data logging and more.
Flexible reach with 3 foot cable length
Integrated 3 foot cable offers just the right amount of reach for tidy, efficient setups - perfect for desktop, rack, or tight-space configurations.
Broad OS compatibility
Works seamlessly with Windows 7 through Windows 11, macOS, and Linux.
Specifications
- Connector Type (End 1)USB-AConnector Type (End 2)D-Sub (DB-9)
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The Dual Port USB to Serial Adapter makes it easy to add two standard RS-232 serial ports to your computer via USB. Powered by the reliable FTDI chipset, it supports a wide range of legacy devices with DB9 ports such as printers, scanners, PLC controllers, CNC machines, modems, and more. Each serial output is automatically assigned a COM port, making setup quick and straightforward. With static and surge protection up to 15kV, your data and devices stay safe during use. This adapter supports baud rates up to 921.6kbps, features automatic handshake support, and is compatible with Windows 7 through 11, macOS, and Linux systems.

The USA-FTDI4X-NUT 4-Port USB 2.0 to RS-232 Converter is a reliable way to expand your system’s serial connectivity when built-in COM ports are limited. Using a high-performance FTDI chipset, it adds four standard RS-232 ports to your desktop, laptop, or mobile device with full Windows 11 support. Each port is automatically configured as an additional COM port and retains its settings even after reconnection, making it seamless to use across sessions. With baud rates up to 921.6Kbps and built-in 15kV ESD surge protection, it ensures stable, safe data transfers for GPS, printers, modems, CNS machines, PLCs, radios, and other industrial equipment. Powered directly by USB, it requires no external power supply and installs easily with plug-and-play functionality on Windows, macOS, and Linux systems. This 4-port adapter is a dependable solution for both office and industrial environments.

This 4-Port Serial Adapter with high-quality FTDI chipset lets you instantly add four reliable RS-232 serial ports to your computer. Each port is protected by built-in 15kV surge and static protection to safeguard your data and devices. Designed for smooth plug & play installation, it requires no external power or manual configuration. The adapter supports high-speed data transfers up to 921.6kbps and works seamlessly with Windows 7 through 11, macOS, and Linux. Ideal for connecting everything from printers and scanners to CNC machines, PLC controllers, modems, and other serial peripherals.

This Insignia NS-PU99501 cable allows you to connect a device with an RS-232 (DB9) serial port to a USB hub or USB-equipped PC or Mac and supports data transfer rates of more than 115 Kbps for rapid performance.
| Pros for Gearmo - 2-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black | |||
|---|---|---|---|
| There were no pros for this product— | There were no pros for this product— | There were no pros for this product— | Overall Performance, Compatibility, USB, Ease of use, Price |
| Cons for Gearmo - 2-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Cable Length |
Specs
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