What is the Ararat synchronous condenser?

The Ararat synchronous condenser is a massive, 150-tonne machine in Victoria, Australia, designed to provide stability to the electricity grid and facilitate the integration of renewable energy.

How much did the Ararat syncon cost?

The capital cost for the Ararat synchronous condenser was $137 million, as reported by the Australian Energy Market Operator.

Why are synchronous condensers important for Australia's energy transition?

Synchronous condensers provide essential grid inertia and voltage control, which are crucial for maintaining grid stability as coal and gas power plants close and renewable energy sources increase.

Home / Environment / Giant Spinning Metal Powers Australia's Green Future

Giant Spinning Metal Powers Australia's Green Future

23 Nov, 2025

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Summary

Australia's largest synchronous condenser is now spinning in Victoria.
The Ararat machine cost $137 million to install and stabilize the grid.
This technology enables more renewable energy while reducing fossil fuels.

Giant Spinning Metal Powers Australia's Green Future

A colossal 150-tonne synchronous condenser, the largest of its kind in Australia, has begun spinning in Ararat, Victoria. This critical piece of technology, supplied by Austrian firm Andritz, is designed to ensure the stability and security of the electricity grid, especially as the nation transitions towards renewable energy sources. Its sophisticated rotor spins at high speed, ready to respond to grid disturbances.

The Ararat synchronous condenser, with a capital cost of $137 million, represents a significant investment in modernizing Australia's power infrastructure. While the core technology dates back to the 1950s, it is gaining new importance. The machine is expected to unlock an additional 600MW of renewable energy capacity in the region, crucial for reducing the country's overall reliance on fossil fuels.