DriverGenius SerialGuardX FTDI USB to RS232 Adapter with ESD Protection & 9 LED Diagnostics (RS232-ESD9A)
The DriverGenius SerialGuardX Series RS232-ESD9A is a professional-grade USB-A to RS232 Serial Adapter powered by the proven FTDI FT232RL chipset. Designed for industrial automation, PLC programming, equipment configuration, data acquisition, and legacy serial device connectivity, it delivers stable and reliable RS232 communication in demanding environments where long-term performance and reliability are critical.
Suitable for automation systems, manufacturing equipment, industrial controllers, laboratory instruments, embedded systems, and other RS232-based devices, the RS232-ESD9A provides dependable serial connectivity for engineers, technicians, system integrators, and industrial users.
Real-Time Serial Signal Monitoring
Unlike conventional USB to serial adapters, the RS232-ESD9A features 9 dedicated LED diagnostic indicators for TXD, RXD, RTS, CTS, DSR, DTR, RI, CD, and Power status. These indicators provide immediate visual feedback on communication activity, allowing users to monitor data flow, verify signal status, and troubleshoot serial communication issues quickly and efficiently.
Industrial-Grade ESD Protection
Integrated ESD protection rated at 8kV–15kV in accordance with IEC 61000-4-2 helps safeguard connected equipment from electrostatic discharge and touch-induced interference. This protection is especially valuable in industrial environments where static discharge can impact equipment operation and communication reliability.
FTDI FT232RL Chipset
Built around the trusted FTDI FT232RL USB serial controller, the adapter supports data transfer rates from 5bps to 921.6Kbps for reliable communication across a wide range of serial devices. Integrated dual data buffers help maintain stable upstream and downstream data transmission during continuous operation.
USB Powered & Cross-Platform Compatible
Powered directly from an available USB port, the RS232-ESD9A requires no external power supply and supports plug-and-play installation on supported systems. Broad compatibility with Windows, macOS, and Linux makes it suitable for both modern and legacy computing environments.
Applications
- Industrial Automation and PLC Programming
- Serial Device Configuration and Management
- Equipment Maintenance and Diagnostics
- Data Acquisition and Monitoring Systems
- Manufacturing and Production Equipment
- Industrial Control Systems
- Laboratory and Test Instruments
- Embedded System Development
- Legacy RS232 Device Connectivity
Specifications
- USB-A to Straight-Through RS232 Serial Adapter
- FTDI FT232RL Chipset
- DB9 Male Serial Connector
- 9 x Data Status Monitoring LEDs (TXD, RXD, RTS, CTS, DSR, DTR, RI, CD, PWR)
- Supports Data Transfer Rates from 5bps to 921.6Kbps
- ESD Protection: 8kV–15kV (IEC 61000-4-2)
- USB Bus Powered
- Dual Buffers for Upstream and Downstream Data Transfer
- Remote Wake-Up Support
- Power Management Control Support
- Compatible with Windows, macOS and Linux
Document Downloads
- FTDI Driver Download
- RS232-ESD9A FAQ