GROWATT APX battery rebate
11 of 11 models are on the approved list. Rebates below assume installation in May–Dec 2026 at $38 per STC. The earliest listing expiry is 14 November 2027.
Models and rebates
| Model | Usable | Nominal | Listing | Rebate now | From Jan–Jun 2027 | |
|---|---|---|---|---|---|---|
| APX 5.0P-S0 | 4.5 kWh | 5 kWh | Approved until 14 November 2027 | $1,140 | $950 | Rebate · How long it lasts |
| APX 5.0P-S0 AU | 5 kWh | 5 kWh | Approved until 31 December 2027 | $1,292 | $1,064 | Rebate · How long it lasts |
| APX 10.0P-S0 | 9 kWh | 10 kWh | Approved until 14 November 2027 | $2,318 | $1,938 | Rebate · How long it lasts |
| APX 10.0P-S0 AU | 10 kWh | 10 kWh | Approved until 31 December 2027 | $2,584 | $2,166 | Rebate · How long it lasts |
| APX 15.0P-S0 | 13.5 kWh | 15 kWh | Approved until 14 November 2027 | $3,458 | $2,888 | Rebate · How long it lasts |
| APX 15.0P-S0 AU | 15 kWh | 15 kWh | Approved until 31 December 2027 | $3,762 | $3,154 | Rebate · How long it lasts |
| APX 20.0P-S0 | 18 kWh | 20 kWh | Approved until 14 November 2027 | $4,218 | $3,534 | Rebate · How long it lasts |
| APX 20.0P-S0 AU | 20 kWh | 20 kWh | Approved until 31 December 2027 | $4,522 | $3,800 | Rebate · How long it lasts |
| APX 25.0P-S0 | 22.5 kWh | 25 kWh | Approved until 14 November 2027 | $4,902 | $4,104 | Rebate · How long it lasts |
| APX 25.0P-S0 AU | 25 kWh | 25 kWh | Approved until 31 December 2027 | $5,320 | $4,446 | Rebate · How long it lasts |
| APX 30.0P-S0 AU | 30 kWh | 30 kWh | Approved until 31 December 2027 | $5,852 | $4,902 | Rebate · How long it lasts |
Source: CEC approved batteries list via the Clean Energy Regulator. Always check the exact model number on your quote.
APX 15.0P-S0 AU: rebate by install date
Questions
Is the GROWATT APX eligible for the federal battery rebate?
Yes. 11 of the 11 GROWATT APX 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 GROWATT APX?
For the APX 15.0P-S0 AU (15 kWh usable), about $3,762 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 APX 15.0P-S0 AU would get about $3,154, $608 less. The date that counts is when it's installed and commissioned.