San Carlos Solar Energy (SaCaSol) is a greenfield, stand alone solar farm that supplies daytime peak power to the local grid throughout the entire year. It has a total of 45 MW, developed in four phases.

The project sites are on a collective 70 hectare property within the San Carlos Ecozone. They are near the 19.99 MW San Carlos BioPower (SCBP) biomass plant and the operational San Carlos BioEnergy (SCBI) bio-ethanol plant with its co-generation power facility.