Contact
We’re here to help.
Call us, write to us, or tell us what you need below and the right team will come back to you.
Office
140 Ashley St
Underdale SA 5032
Visits by appointment
Fastest route
What can we help with?
Lower my power bill
Send us one power bill and we’ll check if Tesseract ZERO suits your home.
Join the ZERO+ waitlist
Register your interest for the first ZERO+ locations.
Business and grid projects
Energy storage, solar, Sigma and large-scale batteries.
I’m already a customer
Questions about your system, your bill or your agreement.
Send a message
Tell us what you need.
Pick a topic so your message goes straight to the right team. We reply within one business day.
Visit us
140 Ashley St
Underdale SA 5032
Visits by appointment. Mon–Fri, 9am–5pm Adelaide time.
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