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Solar Harbour guides

Solar and battery guides

Plain-English answers on what solar and batteries cost, which rebates you can get, and whether they're worth it for your home. Written by our team and checked against current program rules.

Quick answers

The four questions we hear most

Short answers first, with a link to the full explanation. Your exact figures are on your quote.

Checked October 2026
  • How much is the solar rebate?

    About $1,710off a 6.6 kW system in Sydney installed in 2026. It shrinks every 1 January until 2030.

    How the solar rebate works
  • How much is the battery rebate?

    About $3,458off a 13.5 kWh battery installed by 31 December 2026: roughly 30% of a typical battery's price.

    Discount for each battery size
  • When does the battery rebate drop?

    1 January 2027The discount falls by about 16%, so the same 13.5 kWh battery gets about $570 less. That's 62 days away.

    See every step-down to 2030
  • Can I pay it off over time?

    6 to 60 monthsin fortnightly instalments through our finance partners, so you start saving from day one.

    See finance plans

Rebate figures are estimates at about $38 per certificate. Finance is subject to the lender's approval.