Alpha ESS SMILE-BAT battery rebate
10 of 10 models are on the approved list. Rebates below assume installation in May–Dec 2026 at $38 per STC. The earliest listing expiry is 31 December 2027.
Models and rebates
| Model | Usable | Nominal | Listing | Rebate now | From Jan–Jun 2027 | |
|---|---|---|---|---|---|---|
| SMILE-BAT-14P | 13.99 kWh | 13.99 kWh | Approved until 31 December 2027 | $3,610 | $3,002 | Rebate · How long it lasts · Compare |
| SMILE-BAT-15P | 15.07 kWh | 15.07 kWh | Approved until 31 December 2027 | $3,762 | $3,154 | Rebate · How long it lasts · Compare |
| SMILE-BAT-14P II | 27.98 kWh | 27.98 kWh | Approved until 31 December 2027 | $5,776 | $4,826 | Rebate · How long it lasts · Compare |
| SMILE-BAT-15P II | 30.14 kWh | 30.14 kWh | Approved until 31 December 2027 | $5,852 | $4,902 | Rebate · How long it lasts · Compare |
| SMILE-BAT-14P III | 41.97 kWh | 41.97 kWh | Approved until 31 December 2027 | $6,308 | $5,282 | Rebate · How long it lasts · Compare |
| SMILE-BAT-15P III | 45.21 kWh | 45.21 kWh | Approved until 31 December 2027 | $6,422 | $5,396 | Rebate · How long it lasts · Compare |
| SMILE-BAT-14P IV | 55.96 kWh | 55.96 kWh | Approved until 31 December 2027 | $6,612 | $5,548 | Rebate · How long it lasts · Compare |
| SMILE-BAT-15P IV | 60.28 kWh | 60.28 kWh | Approved until 31 December 2027 | $6,612 | $5,548 | Rebate · How long it lasts · Compare |
| SMILE-BAT-14P V | 69.95 kWh | 69.95 kWh | Approved until 31 December 2027 | $6,612 | $5,548 | Rebate · How long it lasts · Compare |
| SMILE-BAT-15P V | 75.36 kWh | 75.36 kWh | Approved until 31 December 2027 | $6,612 | $5,548 | Rebate · How long it lasts · Compare |
Source: CEC approved batteries list via the Clean Energy Regulator. Always check the exact model number on your quote.
SMILE-BAT-15P III: rebate by install date
Questions
Is the Alpha ESS SMILE-BAT eligible for the federal battery rebate?
Yes. 10 of the 10 Alpha ESS SMILE-BAT models are on the Clean Energy Council approved batteries list as at 9 November 2026. The exact model number on your quote must match one on the list on your installation date.
How much is the rebate on a Alpha ESS SMILE-BAT?
For the SMILE-BAT-15P III (45.21 kWh usable), about $6,422 if installed in May–Dec 2026, at $38 per STC. The table above shows every model.
What happens on 1 January 2027?
The STC factor drops from 6.8 to 5.7. The same SMILE-BAT-15P III would get about $5,396, $1,026 less. The date that counts is when it's installed and commissioned.