Here is some informations about RedPower 2 Mod for Minecraft Frostburn that you can need before download it
How to use the Sortron:
For convenience, RedPower has been repackaged into four modules. All installations need RedPower Core. Logic, Wiring, and Lighting have been packaged as Digital. World, Machine, and Control have been packaged as Mechanical. For use with other mods, RedPower Compat is a new module which includes additional support for cross-mod compatibility.
Download Links for RedPower 2 Mod: