USB-301A – USB Programming Cable
MPN: USB-301A
Alt. SKU: USB301A

Why Choose the IMO USB-301A USB PLC Programming Cable?
The USB-301A is a purpose-built USB-to-PLC programming cable that enables reliable, high-speed communication between your PC and XGB or i3 series PLCs. Fully shielded and USB-powered, it simplifies firmware updates, logic downloads, and diagnostics without the need for external adapters—ideal for automation engineers who need a hassle-free interface for commissioning and maintenance.
Key Features of the USB-301A Programming Cable
- USB to Mini-DIN Interface: USB-A to 8-pin mini-DIN connector for XGB & i3 PLCs.
- High-Speed Data: USB 2.0 compatible for fast program transfers.
- Fully Shielded: Reduces EMI/RFI for stable communication in industrial environments.
- USB Powered: No external power required—draws power directly from PC’s USB port.
- 1.8 m Cable Length: Ample reach for panel-side access.
How to Install the USB-301A Cable
Install the provided USB driver on your PC (Windows 7/8/10/11 supported). Plug the USB-A end into your computer’s USB port and the mini-DIN end into the PLC’s programming port. Launch your PLC programming software (XG5000, i3-Tune, or similar) and select the “USB-301A” COM port. You’re ready to download, monitor, or debug your PLC programs.
IMO USB-301A – Shielded USB Programming Cable for XGB & i3 PLCs
The USB-301A cable provides a robust programming interface for LS Electric XGB series and IMO i3 series PLCs. Its shielded construction prevents interference, ensuring stable downloads and real-time monitoring. The USB 2.0 compatibility facilitates rapid file transfers and responsive online editing.
Designed for field and workshop use, the cable’s durable connectors and 1.8 m length give you the flexibility to access PLCs in control panels, on machines, or in cubicles without being tethered to your PC.
Frequently Asked Questions About the USB-301A
- Which PLCs are supported by the USB-301A?
- What operating systems does it support?
- Do I need special drivers?
- Can it be used for online monitoring?
- Is the cable shielded?
- What is the cable length?
Key Benefits:
- Eliminates need for RS-232 ports or USB-to-RS232 adapters.
- Minimizes wiring errors with plug-and-play USB connection.
- Supports high-speed transfers for large programs or datasets.
- Durable, fully shielded cable withstands industrial noise.
Applications:
- PLC program download and upload
- Online monitoring and debugging
- Firmware updates and configuration backups
- Maintenance and troubleshooting tasks
Frequently Asked Questions
The USB-301A works with LS Electric XGB series (XBC-DN32U, XBC-DR28U, XEC-DR28U/DC) and IMO i3 series PLCs (i3C, i3CM, i3E, i3D).
Compatible with Windows 7, 8, 10, and 11 (32-bit and 64-bit) via the supplied USB driver.
Yes. Install the USB-301A driver from the IMO website before plugging in the cable to enable the virtual COM port.
Absolutely—once connected, you can use your PLC software’s online mode to view and edit ladder logic or data registers in real time.
Yes, the USB-301A is fully shielded to minimize electrical noise and ensure stable communications in industrial environments.
The cable is 1.8 meters long, providing ample reach between PC and control panel.