🔌 USB to RS232 Serial Port 9-Pin DB9 Cable – USB-to-COM Adapter | CH340 | Blue | PLC Programming Compatible

Reliable RS232 Connectivity for PLCs, Industrial Devices, Modems & Legacy Equipment

This USB to RS232 DB9 Serial Adapter is the perfect solution for connecting modern USB-powered computers to devices that rely on the traditional RS232 COM port.
Ideal for PLC programming, industrial automation, CNC machines, barcode scanners, POS terminals, serial instruments, and legacy hardware requiring stable serial communication.

Featuring the dependable CH340 USB-to-serial chipset, this adapter ensures consistent communication with high compatibility across Windows, Mac (limited), and Linux systems.

This is also the recommended programming cable for the FX3U-30MR PLC and other RS232-based PLCs available from AuscomTech.

⚙️ Key Features

🔗 USB 1.1 / 2.0 Compatible

Fully compliant with USB 1.1 & USB 2.0 standards — works with virtually all modern PCs and laptops.

🔌 Standard RS232 Interface (DB9 9-Pin Female)

Ideal for connecting to:

• PLCs

• Serial consoles

• Microcontroller interfaces

• CNC machines

• Barcode readers

• Modems

• Industrial sensors

⚡ Fast Data Transfer

Supports data transfer speeds over 1 Mbps, ensuring smooth, uninterrupted serial communication.

🖥️ CH340 Chipset (Stable & Reliable)

• Widely supported

• High compatibility

• Requires driver installation

• Excellent stability for long sessions

CH340 Driver Download

🔒 Shielded Cable = Interference Protection

Built with shielded wiring to prevent RFI/EMI interference — essential for industrial environments.

🔌 Remote Wake-Up & Power Management

Supports advanced power handling for laptops and embedded devices.

📏 Cable Length: 80 cm

Flexible, convenient length for bench testing and PLC panel access.

🔧 Ideal for PLC Programming

Works perfectly with:

• FX3U-30MR (recommended cable)

• Mitsubishi FX-series with RS232 port

• Siemens S7-200 (with DB9)

• Omron (with RS232)

• Delta PLCs

• CNC and automation devices using DB9 serial

📦 Package Includes

• 1 × USB to RS232 Serial Port 9-Pin DB9 Adapter Cable – Blue