Gexa Saver Freedom 36 by Gexa Energy, Texas Fixed 36 plan by Pulse Power, and Eagle 60 by TriEagle are a few energy plans that last for several years. Long-term energy plans are available for a fixed price, which means the energy rates you get on these plans will remain stable throughout the contract. You must check the length of the contract before signing up for a plan. It is also important to gather other necessary information about the energy plan before making a decision.