Gearmo - Mini USB to Serial Adapter - Super Compact Travel Size RS-232 Connector with LEDs and FTDI Chip - Smoke/Gray
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About this product
The SERIAL-B Mini USB to RS232 Serial Adapter is a compact, high-speed solution for adding a reliable COM port to your computer. With built-in surge protection up to 600W and LED indicators for power, TX, and RX, it ensures safe and dependable operation while giving you real-time activity monitoring. Fully plug-and-play with no external power supply, IRQs, or resource conflicts required, this adapter supports baud rates from 300bps to 460.8Kbps and works seamlessly with Windows, macOS, and Linux systems. Ideal for CNC machines, PLCs, GPS, radios, modems, cameras, and industrial equipment, it provides zero-delay automatic transmission and stable communication all in a durable, portable design.
Features
USB to serial connectivity made easy
Connect your legacy DB9 serial devices to modern USB ports with this USB to RS-232 adapter. Ideal for point-of-sale, lab, industrial, or testing use.
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.
Super compact size
Super compact adapter size is perfect for tight spaces and quick troubleshooting tasks in any setup.
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 SERIAL-B Mini USB to RS232 Serial Adapter is a compact, high-speed solution for adding a reliable COM port to your computer. With built-in surge protection up to 600W and LED indicators for power, TX, and RX, it ensures safe and dependable operation while giving you real-time activity monitoring. Fully plug-and-play with no external power supply, IRQs, or resource conflicts required, this adapter supports baud rates from 300bps to 460.8Kbps and works seamlessly with Windows, macOS, and Linux systems. Ideal for CNC machines, PLCs, GPS, radios, modems, cameras, and industrial equipment, it provides zero-delay automatic transmission and stable communication all in a durable, portable design.

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.

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| Pros for Gearmo - Mini USB to Serial Adapter - Super Compact Travel Size RS-232 Connector with LEDs and FTDI Chip - Smoke/Gray | |||
|---|---|---|---|
| There were no pros for this product— | Overall Performance, Compatibility, USB, Ease of use, Price | Overall Performance, Flexibility, Compatibility, Cable Length | Overall Performance, Compatibility, Flexibility, Charging Speed, USB-C |
| Cons for Gearmo - Mini USB to Serial Adapter - Super Compact Travel Size RS-232 Connector with LEDs and FTDI Chip - Smoke/Gray | |||
| There were no cons for this product— | Cable Length | Data Transfer, Heat Dissipation | Heat |
Specs
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