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Commercial Solar · Perth, WA

Commercial Solar in Perth

Design, supply and installation of commercial solar, battery storage and electrical systems for Perth businesses — from 6.6kW rooftops to MW-scale industrial projects. CEC & SAA accredited, delivered by our own in-house team.

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Why Perth businesses choose ATI

Perth has the best sun of any capital, but tightening midday export limits on the isolated SWIS grid make self-consumption and battery storage the smart play — sizing the system to what your site actually uses, not just what the roof can hold.

Solar incentives in Western Australia

Commercial solar in Perth gets around 5.0 peak sun hours a day — the highest of the capital cities, connected through Western Power (the SWIS network). Depending on your system size and site, you may be able to access:

We handle the certificate paperwork as part of the install and confirm current values at quote — we never quote a rebate figure we can't back up.

What we install

Commercial rooftop solar

Tier-1 panels and commercial inverters, engineered for your roof and switchboard.

Battery storage

Store surplus solar and cut the evening peak — with arbitrage where the tariff suits.

Electrical & upgrades

Switchboard upgrades, metering, EV charging and grid-connection works, all in-house.

Monitoring & maintenance

Per-panel monitoring and ongoing servicing so the system keeps performing.

Recent projects

A sample of commercial systems our team has designed and installed across Australia:

Commercial solar Perth — FAQs

How much does commercial solar cost in Perth?

There's no single price — cost depends on your system size, roof or ground-mount type, switchboard and tariff. What matters is payback, and for most Perth businesses a right-sized system pays for itself in a few years off the bill savings. We model it exactly for your site in a free site review before you commit to anything.

What size solar system does my business need?

We size to your daytime consumption, not just the roof. The goal is to generate what you actually use on site during business hours (and store the surplus in a battery where it stacks up). We read your interval data and load profile so the system isn't over- or under-sized.

What rebates or incentives apply in Western Australia?

Perth businesses can typically access Federal STCs and LGCs; The WA Distributed Energy Buyback Scheme (DEBS) feed-in tariff. We handle the certificate paperwork as part of the install and confirm current values at quote — we never quote a rebate figure we can't back up.

Do you install outside Perth?

Yes — we're an Australia-wide commercial installer with an in-house team and no subcontractors, delivering from 6.6kW rooftops up to MW-scale industrial projects. Perth and Western Australia are core service areas.

Ready to cut your Perth power bill?

Book a free site review — we'll model your real load and tariff and show you exactly what a commercial solar (and battery) system would generate, save and pay back for your business.

Book a free site review

Commercial solar in other cities

Commercial Solar SydneyCommercial Solar MelbourneCommercial Solar BrisbaneCommercial Solar Adelaide Guides