The things worth understanding before you sign a quote
Written for someone holding three quotes and trying to work out why they differ. No sales copy, and every figure comes from the scheme or the datasheet it is quoted from.
How big a battery does your house actually need?
Sized on what the house uses after dark.
Questions we get asked on every site visit
The ones that come up at the kitchen table, answered the way we answer them there.
Sunstak recognised in the 2026 SunWiz Awards
Named the ACT’s #2 Best Rated and Most Popular Solar Installer, on verified 2025 data.
Featured in realestate.com.au: What a home battery could mean for Australian homeowners
Sunstak’s take on Tesla Energy’s national realestate.com.au feature on home batteries.
Sunstak Named Top-Rated ACT Renewables Installer
Named the ACT’s top-rated renewables installer on SolarQuotes’ public reviews.
Sunstak Named ACT Top Enphase Installer for 2024!
Recognised as the ACT Top Enphase Installer for 2024.
Sunstak on ABC Radio Canberra interview
Co-founder Richard on ABC Radio Canberra, talking induction cooking.
Start saving with Sunstak
Speak with one of our energy geeks today.
- Solar Accreditation Australia approved
★★★★★
Having used two other installers previously, the Sunstak experience is head and shoulders superior…
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