ROYPOW RBmax5.5MH series 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 | |
|---|---|---|---|---|---|---|
| 2*RBmax5.5MH | 10.18 kWh | 11.06 kWh | Approved until 31 December 2027 | $2,622 | $2,204 | Rebate · How long it lasts |
| 3*RBmax5.5MH | 15.26 kWh | 16.59 kWh | Approved until 31 December 2027 | $3,800 | $3,192 | Rebate · How long it lasts |
| 4*RBmax5.5MH | 20.35 kWh | 22.12 kWh | Approved until 31 December 2027 | $4,598 | $3,838 | Rebate · How long it lasts |
| 5*RBmax5.5MH | 25.44 kWh | 27.65 kWh | Approved until 31 December 2027 | $5,358 | $4,484 | Rebate · How long it lasts |
| 6*RBmax5.5MH | 30.53 kWh | 33.18 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.
4*RBmax5.5MH: rebate by install date
Questions
Is the ROYPOW RBmax5.5MH series eligible for the federal battery rebate?
Yes. 5 of the 5 ROYPOW RBmax5.5MH series 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 ROYPOW RBmax5.5MH series?
For the 4*RBmax5.5MH (20.35 kWh usable), about $4,598 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 4*RBmax5.5MH would get about $3,838, $760 less. The date that counts is when it's installed and commissioned.