Quickly Replace your Macintosh LC-style Power Supply with a modern solution! Works with LC, LC II, LC III, LC 475 and Quadra 605.

This is the Core Unit, which includes a main ATX-to-LC Adapter breakout and 3D Printed Mount.

You probably want to check out the LC ATX Build A Kit page, where you can select all the things you need to make a full LC ATX supply for your needs!