This is a very slightly used, guaranteed-functional power supply.  It takes universal input ac (85 to 264V, 50/60 Hz) and outputs up to 125A at 12V nominal.  This particular unit has a small dent in the output side, and one of the output bus bars is bent.  A product page with links to the datasheet and other information is available at https://en.cosel.co.jp/product/powersupply/PBA/PBA1500F/PBA1500F-12/.

Specifications:

·         Input voltage:  AC 85-264V single-phase

·         Max output wattage:  1500W

·         Nominal output voltage:  12V

·         Output voltage adjust range:  8.25 - 13.20 vdc

·         Max output current:  125A

·         Efficiency:  81% typical, 100V in; 84%typical, 200V in

·         Dimensions:  10.55”L x 7.01”W x 2.4”D / 268mm L x 178mm W x 61mm D

·         Weight:  3.4kg max

This power supply is sold as used and guaranteed functional.  It was damaged during installation and never used, except to test to make sure it works.  The end of the case with the output terminals is slightly dented, and the output terminals are slightly bent.  Otherwise, the unit is in excellent cosmetic condition.  The photos show the condition accurately.

Distributors such as Mouser sell these new for >$1200.  If you need a power supply of these specifications, this could be a good deal for you.