Are you sure it is 62 DC? that's a odd power usage. I have NEVER seen a 62v system. 12, 24, 48 sure but 62?!?!
What do you use it for, because going down to 48 or 24 volts dc would make this an easy fix. you can buy plug-in transformers but I've never seen a 62v one.
EIDT: I found this but it...