Gearmo - 4-Port USB 2.0 to Serial Converter with FTDI Chip, Status LEDs, Compatible with Windows 11, Linux, MacOS 10.X - Black
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About this product
The GM-FTDI4X-LED 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 FT2232D 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, RX/TX status LEDs for real-time activity monitoring, 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.
Connect four serial devices with one USB port
Add four 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.
Status LEDs keep you informed
Easily monitor your connection with Power, TX, and RX LEDs that show activity and status at a glance.
Flexible reach with 3 foot cable length
Integrated 36 inch 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.
- Connector Type (End 1)USB-AConnector Type (End 2)D-Sub (DB-9)
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The GM-FTDI4X-LED 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 FT2232D 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, RX/TX status LEDs for real-time activity monitoring, 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.

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| Pros for Gearmo - 4-Port USB 2.0 to Serial Converter with FTDI Chip, Status LEDs, Compatible with Windows 11, Linux, MacOS 10.X - Black | |||
|---|---|---|---|
| There were no pros for this product— | Connectivity, Setup Ease, Size, Build Quality | Overall Performance, Flexibility, Compatibility, Cable Length | Overall Performance, Compatibility, Flexibility, Charging Speed, USB-C |
| Cons for Gearmo - 4-Port USB 2.0 to Serial Converter with FTDI Chip, Status LEDs, Compatible with Windows 11, Linux, MacOS 10.X - Black | |||
| There were no cons for this product— | Heat Dissipation, Performance | Heat Dissipation, Data Transfer | Heat |
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