What are the solar and battery rebates worth in 2020, Mascot?
2020 covers Mascot, Sydney Domestic Airport, Sydney International Airport, in New South Wales. It sits in STC Zone 3 (rating 1.382), so a 6.6 kW solar system installed in 2026 creates 45 certificates, about $1,665 off the quote, and a 10 kW system 69 certificates, about $2,553. The federal battery discount is about $252 a usable kWh until 31 December 2026. New South Wales's own programs are in the table below. Checked 23 September 2026.
Federal solar certificates in Zone 3, by system size.
Certificates = kW × 1.382 × years left in the scheme, rounded down, at $37 a certificate. Every installer sets its own price per certificate, so the count is what should match your quote. To check a quote with its own price, use the STC calculator on Rebate Calculator.
| System size | Certificates in 2026 | Value in 2026 | Certificates from 2027 | Value from 2027 |
|---|---|---|---|---|
| 5 kW | 34 | about $1,258 | 27 | about $999 |
| 6.6 kW | 45 | about $1,665 | 36 | about $1,332 |
| 8 kW | 55 | about $2,035 | 44 | about $1,628 |
| 10 kW | 69 | about $2,553 | 55 | about $2,035 |
| 13.2 kW | 91 | about $3,367 | 72 | about $2,664 |
| Usable capacity | Value to 31 December 2026 | Value from 1 January 2027 |
|---|---|---|
| 10 kWh | about $2,516 | about $2,109 |
| 13.5 kWh | about $3,397 | about $2,847 |
| 16 kWh | about $3,824 | about $3,206 |
New South Wales programs that stack on top.
| Program | Amount | Conditions | Checked |
|---|---|---|---|
| New South Wales: Home Energy Saver loan | up to $15,000 at 0% interest | Owner-occupiers and landlords with combined taxable income up to $210,000; covers solar, batteries, heat pump hot water and reverse-cycle; open since 17 June 2026 | 23 September · energy.nsw.gov.au |
| New South Wales: Peak Demand Reduction Scheme battery (VPP) incentive | set by the VPP provider | An eligible battery connected to an eligible virtual power plant; the rules were updated on 1 April 2026 | 23 September · energy.nsw.gov.au |
Which upgrade are you looking at in 2020?
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Questions people ask about 2020.
Which STC zone is postcode 2020 in?
Zone 3, rating 1.382, on the Clean Energy Regulator's postcode table. That rating times the system size in kW times the deeming years (5 for 2026 installs, 4 for 2027) gives the certificate count, rounded down.
How much is the solar rebate on a 6.6 kW system in Mascot?
45 certificates in 2026, about $1,665 at $37 a certificate, taken off the quote by the installer. From 1 January 2027 the same system gets 36 certificates, about $1,332.
Is there a battery rebate in 2020?
Yes, the federal Cheaper Home Batteries discount applies in every state: about $252 a usable kWh on the first 14 kWh for installs to 31 December 2026 (about $2,520 on 10 kWh), stepping down to about $211 a kWh from 1 January 2027. New South Wales adds the programs in the table on this page. The regulator has recorded 133 home batteries in 2020 so far.
Nearby postcodes: 2017 Waterloo · 2018 Eastlakes · 2019 Banksmeadow · 2021 Centennial Park · 2022 Bondi Junction · 2023 Bellevue Hill. Installation counts from the Clean Energy Regulator; zone from its postcode table; figures are published maximums checked 23 September 2026. Victorian postcodes are under Victoria by postcode.