I’d put up a canopy around the wooden structure to block heat. Not on the sides, just the top to block vertical sunlight. I hope you don’t mount the panels to that box it needs shade. Run some wire and segregate the box from the panels.
Discussion
That's a good idea. There is no solar a I've the box. The miners draw in air down low through filters. The AC chills the air a bit. Works. Was made with what I had laying around.