A solar battery may be worthwhile in 2026 if your home uses more electricity in the evening, has limited solar export value or wants greater backup capability. Your result depends on the battery’s usable capacity, installed price, electricity tariffs, export limits, expected cycling and warranty. The Australian Government’s battery incentives may reduce the upfront cost for eligible systems, but the amount and eligibility are determined under the scheme rules at the time of installation. Compare quotes from accredited installers and check current information at energy.gov.au before deciding.