Acorn Energy, Inc., through its subsidiary, develops and markets wireless remote monitoring and control systems in the United States and internationally. It operates through two segments: Power Generation (“PG”) and Cathodic Protection (“CP”). The company offers wireless remote monitoring and control systems and IoT applications for residential and commercial/industrial power generation equipment; and power generator monitors and AIRGuard products, which remotely monitors and controls industrial air compressors. It also provides OmniPro commercial monitor and the Omni residential monitor platforms designed to enhance connectivity, reliability and performance in remote monitoring systems; and remote monitoring and control products for cathodic protection systems on gas pipelines serving the gas utilities market and pipeline operators; and first RAD, a remote AC mitigation disconnect that mounts onto existing solid-state decouplers in the field and can remotely disconnect/connect these AC mitigation tools, as well as offers solutions to remotely monitor and control rectifiers, test stations, and bonds. In addition, it offers monitoring devices for generators, industrial air compressors and annunciator products. The company has a strategic partnership with AIO Systems, Ltd. to expand the company's infrastructure asset management technology offerings for cell towers, data centers, and utility assets in North America. The company was incorporated in 1986 and is based in Wilmington, Delaware.