Delta Residential Battery System battery rebate
None of these models is currently on the approved list. Rebates below assume installation in May–Dec 2026 at $38 per STC.
Models and rebates
| Model | Usable | Nominal | Listing | Rebate now | From Jan–Jun 2027 | |
|---|---|---|---|---|---|---|
| BX6.3_DD | 6.17 kWh | 6.3 kWh | Listing expired until 15 August 2025 | – | – |
Source: CEC approved batteries list via the Clean Energy Regulator. Always check the exact model number on your quote.
BX6.3_DD: rebate by install date
Questions
Is the Delta Residential Battery System eligible for the federal battery rebate?
Not at the moment. The listings for the Delta Residential Battery System models shown here have expired, so they don't currently qualify. Ask your installer whether a newer model is listed.
How much is the rebate on a Delta Residential Battery System?
For the BX6.3_DD (6.17 kWh usable), about $1,558 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 BX6.3_DD would get about $1,330, $228 less. The date that counts is when it's installed and commissioned.