Aussie home batteries up by almost one-third since 2023

Tesla Powerwall2 installed in modern home
Tesla Powerwall 2 (Image: Tesla)

The interim update of the Climate Council’s Momentum Monitor has found the number of home batteries have grown 30% since 2023.

Climate Council Fellow and energy expert Andrew Stock said, “Batteries are having their moment. Latest numbers from the Climate Council’s Momentum Monitor found the number of household battery systems have grown by almost a third since 2023.

“The Australian Energy Market Operator’s findings that batteries powered Australians 91 percent more in the last quarter compared to the same time in 2023 demonstrate their impressive growth over the last 12 months.

Related article: Electricians say home batteries can save ailing grid

“Batteries continue playing a meaningful role in our energy system, with grid-scale battery capacity increasing by 50% since this time last year. They have already provided power during periods of high demand, acting as a shock absorber, and a secure grid calls for more of them.

“As the closure date for coal-fired power stations inches closer, there’s an urgent need to invest in the lowest cost, fastest replacement—renewable energy from wind and solar paired with storage, like batteries, to provide reliable renewable power 24/7. Renewable electricity generation in the main national grid is hitting record highs.

“Any excess solar and wind energy we can soak up will keep helping renewables power our homes and businesses around the clock, and see more Australians cash in on the benefits by reducing our reliance on grid power during the evening when electricity prices are more expensive.”

New South Wales recently incentivised households and small businesses to install batteries from November 1, with a discount of up to $2,400 on the installation of a new battery.

The discount can be accessed when installing a battery in homes or small business with an existing solar system, or the discount can be included in a quote for a combined solar system and battery installation.

Related article: NSW Government announces new home battery incentive

Rewiring Australia executive director Dan Cass said, “Encouraging battery installation is a smart way to reduce energy bills and bring down emissions.

“The greatest source of household emissions is energy use and households make up a large portion of national emissions.

“These incentives will allow more households and businesses to reap the benefits of cheap solar power while benefiting the environment and strengthening the reliability of the grid.”

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