This is a sale of a used:-

Parker 230V 3PH TO 3PH AC INV DRIVE, LOCAL KEYPAD Model No: 550-43115020-BFOPRC-A1

This is a Parker 550 series AC inverter drive, also known as a variable speed drive.
It is designed for cost-effective control of AC induction motors in industrial applications.
The drive can convert three-phase 230V input to variable frequency three-phase 230V output.
It typically features simple setup and can be run from default settings.

Removed from redundant board in a old firing range.

Thanks for looking!