Sofar BTS battery rebate
5 of 5 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 | |
|---|---|---|---|---|---|---|
| BTS 5K | 4.99 kWh | 5.12 kWh | Approved until 31 December 2027 | $1,254 | $1,064 | Rebate · How long it lasts |
| BTS E5-DS5 | 4.99 kWh | 5.12 kWh | Approved until 31 December 2027 | $1,254 | $1,064 | Rebate · How long it lasts |
| BTS E10-DS5 | 9.98 kWh | 10.24 kWh | Approved until 31 December 2027 | $2,546 | $2,128 | Rebate · How long it lasts |
| BTS E15-DS5 | 14.98 kWh | 15.36 kWh | Approved until 31 December 2027 | $3,762 | $3,154 | Rebate · How long it lasts |
| BTS E20-DS5 | 19.97 kWh | 20.48 kWh | Approved until 31 December 2027 | $4,522 | $3,800 | Rebate · How long it lasts |
Source: CEC approved batteries list via the Clean Energy Regulator. Always check the exact model number on your quote.
BTS E10-DS5: rebate by install date
Questions
Is the Sofar BTS eligible for the federal battery rebate?
Yes. 5 of the 5 Sofar BTS 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 Sofar BTS?
For the BTS E10-DS5 (9.98 kWh usable), about $2,546 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 BTS E10-DS5 would get about $2,128, $418 less. The date that counts is when it's installed and commissioned.