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Commercial Solar

Perth’s most trusted ‘Top Brand PV Installer’ according to EUPD Research data 2023.

Google and SolarQuotes 4.9/5. PSW ranking 2024 ›

Commercial Solar: EUPD Most Trusted, Solar Quotes Legendary, Sunwiz Top 5

Award-winning commercial solar by Perth’s most trusted: 4.9/5 over 1200 reviews. Reasons for choosing commercial solar are often financial and environmentally sustainable. We ensure both aspects using only BNEF Tier-1 rated product manufacturers for your long-term energy investment security.

1. Tap Express Quote and complete. 

2. Receive your commercial solar quote.

If you need a technical site visit, we’ll send qualified technicians licenced and insured to be on your premises.

Popular Commercial Solar Packages

Your ideal commercial solar system size depends on how much energy you consume during the day. Over 80% of Perth businesses operate during sunlight hours, commercial solar is the solution towards reducing energy costs.

Need assistance? Contact sales support  

30kW Solar System by Perth Solar Warehouse

30 kW

commercial solar system
  • 175 units per day (avg) ³
  • Select 39 kW of solar panels
  • Select a 30 kW inverter
  • Finance available

50 kW

commercial solar system
  • 300 units per day (avg) ³
  • Select 66 kW of solar panels
  • Select a 50 kW inverter
  • Finance available

100 kW

commercial solar system
  • 420 units per day (avg) ³
  • Select 99 kW of solar panels
  • Select a 100 kW inverter
  • Finance available

Simple and cost effective

Over 20 years of experience in energy, we know commercial solar.

Contact by phone or form confirming the nature of your commercial solar system.

Receive a quote with no hidden costs for your commercial solar installation.

Apply for a fast qualification, low-doc commercial solar system green loan (if required). 

Your energy bills are reduced with commercial solar by Perth Solar Warehosue.

Got commercial solar questions? Contact sales support  

Meet Perth's Commercial


Commercial Solar Systems Perth & Bunbury WA:

Ensure your energy independence and carbon offset commitments with the commercial solar Perth and Bunbury region businesses love. Need hassle-free assistance going solar? We can assist.

Commercial Solar Finance Options

The cost of finance for your commercial solar in Perth is still less than what you’re paying in energy bills. Invest in sustainable energy, gain an asset, and reduce future energy costs.

Bill without commercial solar
Bill with solar
Asset finance
New energy cost (blue) | savings (green)

The above is a guide only. Perth Solar Warehouse does not provide financial advice and refers customers requiring finance to proven 3rd party commercial solar finance lenders. Businesses should consult a professional to determine the suitability of any commercial solar product or finance.

What's your cost? It's free to ask

Your quote for a hassle-free commercial solar by Perth Solar Warehouse begins here.

Frequent Questions: Commercial Solar

Yes. These are just the more popular commercial solar systems Perth and Bunbury businesses are searching for. Every installation is different and almost always requires a level of customisation. That’s our specialty. Contact sales support, we’re here to help.
Yes. Selected are products we feel offer the best value for business minded customers. Reputable brands with a bankable warranty. If there is an alternative solar panel or inverter preference, mention it and if it’s available within our range, we’ll quote it.
Beyond energy savings, businesses with a commercial solar systems identify as a socially responsible towards their net zero carbon commitment. Since 2010 consumers prefer and will often  pay more for products provided by locally sourced and socially responsible brands.

Eligible Perth and Bunbury region businesses within STC Zone 3 receive:

  • 99 kW of panels: $36,717. [2025: $31,472]
  • 66 kW of panels $24,262. [2025: $20,796]
  • 39 kW of panels: $14,557. [2025: $12478]

Based on a nominated number of claimable Small Technology Certificates (2024).

For your convenience, the Perth Solar Warehouse commercial solar system prices include the subsidy already deducted as a point-of-sale discount (redeemable by Perth Solar Warehouse after installation).

Systems greater than 5 kW inverter capacity are exempt from the Synergy Distributed Energy Buyback Scheme (DEBS).
Perth Solar Warehouse service area: Discover ›


1. Structure: (if displayed) The listed prices refer to single-level, three-phase and single-roof face commercial premises capable of accommodating base commercial solar systems by Perth Solar Warehouse, with adequate switchboard accessibility/provisions available to accommodate the additional circuitry and associated components. Additional installation costs may apply, inquire or learn more via PSW Energy (affiliate business).

2. Product/ package: (if displayed) The base nominated price includes Goodwe inverter/s within PSW Installation Zone 1 after the STC zone 3 subsidy has been deducted as a point-of-sale discount. To ensure this package meets desired expectations, additional installation costs may apply, inquire or learn more via PSW Energy (affiliate business).

3. Generation figures are general only, based on historical Zone 3 annual average irradiance data from the maximum solar array size within a nominated commercial solar system. Figures may not represent precise daily generation data. Customers should obtain site-specific average generation data for their particular commercial solar system size and solar orientation. To obtain this information from Perth Solar Warehouse, contact sales support.

4. Finance is available to approved applicants only meeting 3rd party lending criteria.

5. Perth Solar Warehouse reserves the right not to accept selected jobs irrelevant to installations meeting base criteria or advertised prices without reason.

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What's your cost? It's free to ask

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Your quote for a hassle-free commercial solar system begins here.

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Important: This form takes approximately 15 seconds to process thoroughly. Perth Solar Warehouse supplies turnkey products in Western Australia (Perth & Bunbury region).