Building Batam’s High-Efficiency Power Backbone

Today, Indonesia is broadly very coal dependent. On the island of Batam, rented gas engines with low efficiency have also been used to meet rapidly growing power demand. Batam’s ability to quickly move to more high efficiency combined-cycle gas-fired power plants really makes a huge impact, by reducing the specific fuel cost of generation and at the same time the specific CO2 emissions footprint.

A closer look at what’s driving power demand and why efficiency matters

Industrial growth: Increasing electricity demand from manufacturing and expanding infrastructure, including strong data center demand growth
Reliability needs: Power availability is critical for industrial operations and essential services, where Batam plays a vital role in supporting the nearby island nation of Singapore
Energy transition: Growing economies are balancing near-term reliability with longer-term sustainability goals
Efficiency focus: Higher-efficiency generation can help reduce fuel use and emissions intensity per MWh

Starting with the first SGT-A35 sites and continuing with the latest SGT-800 combined-cycle projects, Siemens Energy’s gas turbine technology delivers key advantages over gas engine alternatives:

Higher efficiency: combined-cycle generation helps deliver more electricity per unit of fuel,
where the SGT-800 is the dominant global leader in its rating class
Lower operating cost per MWh: efficiency improvements support more competitive overall lifetime costs of generation
Reliable capacity: firm power to support a growing industrial hub while the energy system evolves

As the global installed base of power plant fleet continues to grow, lifecycle services play a critical role in maximizing availability, reliability, and long-term value. Comprehensive services programs, ranging from long-term service agreements (LTSA) to modernizing solutions, help operators optimize performance across the entire power plant lifecycle. This includes planned and unplanned outages, digital monitoring and technical support, spare parts planning, and expert field services.

By integrating maintenance, repair, and digital service solutions, operators can protect their investments while adapting to increasing operational complexity. As more power plants come online, service programs can help protect long-term value and vastly improve operational outcomes.

Compared with lower-efficiency generation, combined-cycle technology significantly increases overall efficiency by maximizing energy output from fuel. The latest SGT-800 projects are engineered to deliver higher-efficiency power generation, supporting rising base-load demand while improving system performance.

This advanced approach reduces fuel consumption and CO2 emissions per MWh, while enhancing grid reliability, critical for industrial hubs where stable power underpins manufacturing, logistics, and export-oriented growth.

At the same time, Siemens Energy supports a balanced transition, combining sustainability, affordability, and grid stability to ensure resilient and future ready power systems.

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“Success is not only about proven technology, but also about strong partnerships. Over the years, we have built deep experience in the Indonesian power market and developed in-country expertise which enables us to deliver reliable and efficient power generation where it matters most.”

Batam Island, Indonesia: Building a high-efficiency power backbone for a fast-growing industrial hub

The challenge: Meeting the rising power demand on Batam

The solution: Advancing high efficiency power generation with reliable gas turbines

Projects in operation

Projects in execution

Lifecycle services: Driving availability and long-term value for growing fleet record

The Benefit: Enhancing efficiency, reliability and sustainability with combined cycle power

Delivering power in Indonesia: Expertise, partnerships, and proven execution

Vivek Tanu Chauhan

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