Jawa 9 and 10 are two coal-fired power plant units that is  developed as an expansion of the existing Suralaya coal-fired steam power plant  located in Pulomerak District, Cilegon, Banten, Indonesia. Each unit will have a capacity of 1GW each. Indonesia is expected to have 443 Terrawatt hour of electricity demand by 2027 from approximately 78.4 million consumers and electrification ratio of approximately 99%. The demand for electricity is expected to grow at 6.89% annually. To meet this demand, the country is expected to require the development of more than 290 power plants. The Jawa 9 and 10 power plants are part of the plans to fulfil this demand.

The project is owned by PT PLN, a national electricity utility owned by the Indonesian government. PT Hutama Karya is in charge of the engineering, procurement, and construction (EPC).

FERBECK INTERNATIONAL SA has been awarded an EPC contract for one 265 meters-height concrete chimney by PT Hutama Karya, Indonesia.