Brazil, Oct. 23 -- Technology group Wartsila has signed an operation and maintenance (O&M) agreement with an outcome-based performance model, covering three power plants owned by Brazilian Ambar Energia, the energy company of J&F Group. The five-year agreement combines Wartsila's services with clearly defined performance targets to establish a framework that enables the power plants to meet the requirements of uninterrupted power availability and reliability. The order was booked by Wartsila in Q3 2025.The three power plants, located in the Amazon city of Manaus, each have an output of 92 MW delivered from five Wartsila 50SG engines. The plants were recently converted to run on natural gas, making them the only plants in Brazil to have carr...