What are the solar and battery rebates worth in 7109, Catamaran?
7109 covers Catamaran, Crabtree, Cradoc and 25 more, in Tasmania. It sits in STC Zone 4 (rating 1.185), so a 6.6 kW solar system installed in 2026 creates 39 certificates, about $1,443 off the quote, and a 10 kW system 59 certificates, about $2,183. The federal battery discount is about $252 a usable kWh until 31 December 2026. Tasmania has no separate state rebate for these upgrades on its administering body's site. Checked 23 September 2026.
Federal solar certificates in Zone 4, by system size.
Certificates = kW × 1.185 × 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 | 29 | about $1,073 | 23 | about $851 |
| 6.6 kW | 39 | about $1,443 | 31 | about $1,147 |
| 8 kW | 47 | about $1,739 | 37 | about $1,369 |
| 10 kW | 59 | about $2,183 | 47 | about $1,739 |
| 13.2 kW | 78 | about $2,886 | 62 | about $2,294 |
| 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 |
Which upgrade are you looking at in 7109?
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Questions people ask about 7109.
Which STC zone is postcode 7109 in?
Zone 4, rating 1.185, 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 Catamaran?
39 certificates in 2026, about $1,443 at $37 a certificate, taken off the quote by the installer. From 1 January 2027 the same system gets 31 certificates, about $1,147.
Is there a battery rebate in 7109?
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. Tasmania has no separate state battery rebate on its administering body's site as at 23 September 2026. The regulator has recorded 154 home batteries in 7109 so far.
Nearby postcodes: 7053 Bonnet Hill · 7054 Barretta · 7055 Huntingfield · 7112 Abels Bay · 7113 Franklin · 7116 Brooks Bay. 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.