Gearmo - 4-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black
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About This Item
- Key Specs
- Connector Type (End 1): USB-A
- Connector Type (End 2): D-Sub (DB-9)
- General
- Brand: Gearmo
- Model Number: GM-FTDI4X
- Product Name: 4-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate
- Color: Black
- Connectivity
- Cable Type: USB
- Product Type: Adapter
- Connector Type (End 1): USB-A
- Connector Type (End 2): D-Sub (DB-9)
- Warranty
- Warranty - Parts: 1 year
- Warranty - Labor: 1 year
- Other
- UPC: 729440626044
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.
- 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.
- 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.
Whats Included
- 4 Port RS232 USB to Serial Adapter, CD For Drivers (available for download), Product Manual (available for download)
Product Manuals
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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.

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| Pros for Gearmo - 4-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - 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 to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black | |||
| There were no cons for this product— | Heat Dissipation, Performance | Heat Dissipation, Data Transfer | Heat |





















































