Product Name:

PSU 19″ AC/DC for VMEbus, MPS 022, 6 U 13100-203 (according to the nVent SCHROFF website)
Product Description:

This module is a 19-inch rack-mounted, switched-mode AC/DC power supply designed specifically for VMEbus systems. VMEbus is a standard for computer buses used in industrial automation and embedded computing applications.
The power supply provides DC power to the various components within a VMEbus system, ensuring they function properly.
It features universal AC input voltage (90-264 V), making it suitable for use in various regions.

Additional Specifications:

Manufacturer: SCHROFF (by nVent)
Part Number: MPS022 13100203