The Nuclear Energy Battery Mod is a solution for late game electrical. 
This mod was created with the intention to have a higher tier source of power storage. 
The Nuclear Battery Bank functions as normal, with the exception of requiring Nuclear Batteries instead of standard. 
The Nuclear Battery is approximately 4x as durable, and recharges approximately 4x faster than a standard battery. 
This is a server side XML-only mod, and does not require to be installed on clients. 
Crafting of the Nuclear Battery Bank requires you to learn the standard Battery Bank schematic, and will require the use of a workbench in game.
You will be required to craft or find a new item “Nuclear Barrel”, which is one of the pre-requisites for crafting the Nuclear Batteries.