Tenaga Nasional Berhad will repower Sungai Perak Power Stations with a capacity of 650.75 megawatt to support the country's Renewable Energy aspirations and to ensure its sustainable business growth. TNB through its wholly owned subsidiary, TNB Power Generation Sdn Bhd has received approval from the Energy Commission to implement the Hydro Life Extension Programme for six stations in SSJ Sungai Perak with an investment of MYR 5.8 billion commencing this year, as announced in its Bursa Malaysia statement dated 14 October 2022. TNB President and Chief Executive Officer, Dato' Indera Ir.

Baharin Din said, 18 generating units at the six stations will be upgraded to the latest technology and SSJ Sungai Perak's operations are expected to contribute MYR 200 million annually to the Group's Earnings Before Interest & Tax. Except for SJ Pergau, six stations in the same hydroelectric scheme namely SJ Temengor, SJ Bersia, SJ Kenering, SJ Chenderoh and SJ Sungai Piah will be operating under a new Power Purchase Agreement for 40 years. The first unit will be in commercial operation in 2025.

SSJ Sungai Perak which was built between 1926 to 1986 while SJ Pergau, which was built in 1991, currently generate 1,249.1MW equivalent to 2,755GWh average annual energy output and accounts for 49% of hydro capacity in Peninsular Malaysia. The upgrading works of SSJ Sungai Perak involve the latest technological requirements including turbines and transformers to improve its efficiency and lifespan while strengthening TNB's commitment to Environment, Social and Corporate Governance. The commitment is encapsulated in the function and contributions of SSJ Sungai Perak towards generating green energy, mitigating floods, managing clean water resources and helping to improve the socioeconomics of the local community.