Revised in November 2024, this map provides a detailed view of the energy sector in Tunisia. . The paper proposes a novel planning approach for optimal sizing of standalone photovoltaic-wind-diesel-battery power supply for mobile telephony base stations. The approach is based on integration of a compr. The locations of power generation facilities that are operating, under construction or planned are shown by type – including gas and liquid fuels, natural gas, hybrid, hydroelectricity, solar (PV and CSP). . Tunisia has a current power production capacity of 5,944 megawatts (MW) installed in 25 power plants, which produced 19,520 gigawatt hours in 2022. State power utility company STEG The remainder is imported from Algeria and Libya as well as produced by Tunisia's only independent power producer. . We are 50% operators of the Tataouine photovoltaic power plant in Tunisia, which is connected to the national grid. The construction of the plant is due to the joint venture entered into between Eni and the state company Entreprise Tunisienne d'Activités Pétrolières (ETAP), which is dedicated. . Most regions in the south of the country have a solar exposure time of at least 3,200 hours per year, with peaks of 3,400 hours per year in the Gulf of Gabès (south-east). On the other hand [n1], the minimum periods of sunshine in northern regions are between 2,500 and 3,000 equivalent full. . The communication base station installs solar panels outdoors, and adds MPPT solar controllers and other equipment in the computer room. The power generated by solar energy is used by the DC load of the base station computer room, and the insufficient power is supplemented by energy storage. .