The 3PX-series protocol droid were third-degree protocol droids produced by Cybot Galactica in 50 BBY as an extension of the company's 3PO-series protocol droid line.
The 3PX-series protocol droid were third-degree protocol droids produced by Cybot Galactica in 50 BBY as an extension of the company's 3PO-series protocol droid line.