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.
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.
- 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.

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.

The DB9-TERS DB9 Serial Tester is a simple, plug-and-play tool that helps you troubleshoot and monitor RS-232 connections with ease. Equipped with dual-color LEDs, it provides a clear visual of data transmission and reception activity across all 9 pins with no power source required. Designed with both DB9 male and female connectors, this compact tester fits seamlessly between your RS-232 host and device, making it perfect for verifying DTE and DCE interfaces. It supports data rates up to 200Kbps and works across Windows, macOS, and Linux systems. Whether you're testing communication lines or checking pin activity, this tester keeps things easy and efficient.

This high-performance USB-C to RJ45 console cable is designed to provide reliable and efficient connectivity for network administrators and IT professionals. With its advanced features and durable construction, it's the perfect tool for managing network devices and troubleshooting issues. Ideal For: Network Administrators: Manage and troubleshoot network devices efficiently. IT Professionals: Perform remote network management tasks. Data Center Technicians: Connect to servers and networking equipment. Home Network Users: Configure routers and other network devices.
| Pros for Gearmo - 2-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black | |||
|---|---|---|---|
| There were no pros for this product— | Overall Performance, Compatibility, USB, Ease of use, Price | There were no pros for this product— | There were no pros for this product— |
| Cons for Gearmo - 2-Port USB to Serial Adapter COM Retention FTDI Chipset 920K Baud Rate - Black | |||
| There were no cons for this product— | Cable Length | There were no cons for this product— | There were no cons for this product— |
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