Acorn Energy develops and markets wireless remote monitoring and control systems. The Company operates in two segments: Power Generation, which develops and markets wireless remote monitoring and control systems, and services for critical assets, which include stand-by power generators, compressors, batteries, pumps, pumpjacks, light towers, turbines, and other industrial equipment, and Cathodic Protection monitoring segment, which offers cathodic protection systems on gas pipelines for gas utilities and pipeline companies for remote monitoring.