10kW Solar System Information – Facts & Figures

A 10kW Solar System Information – Facts & Figures and uses about 33 300W panels. It typically suits small businesses with low energy needs. Below: the full snapshot, indicative pricing and finance, and free quotes for your home.

10 33 panels 🏠 Commercial

Last updated October 18, 2015

System snapshot


System size10
System typeCommercial
Suitable forsmall businesses with low energy needs
Energy use rangebetween 39kWhs and 60.4kWhs
Eligible for FIT

How many panels do you need?


Higher-wattage panels mean fewer panels and less roof space for the same 10 system. Here's the panel count at today's common sizes:

400W
Residential
25 panels
440W
Residential
23 panels
500W
Commercial
20 panels
550W
Commercial
19 panels
Panels needed by panel wattage 25 400W 23 440W 20 500W 19 550W
Residential (400–440W) Commercial (500W+)

Older systems used 250–300W panels, so you may see higher panel counts on legacy quotes. Always confirm the exact panel model and wattage on your quote.

Indicative pricing


$7,000 – $11,000
$7,000$11,000

Indicative installed price after the federal STC rebate. Your actual price depends on panel and inverter brands, your roof and location — get free quotes for an exact figure.

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STC rebate on a 10 system


The federal STC rebate is applied by your installer as an upfront discount. Pick your zone (set by your postcode) to estimate it:

$0 estimated rebate
0 STCs 5 yr deeming (2026) @ $38 per STC

STCs = zone rating x 5 years x 10 kW. Estimate only — the STC market price moves (recently ~$35–40) and the deeming period drops each year until the scheme ends in 2030. Battery storage may also qualify for the separate Cheaper Home Batteries rebate.

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10kW Solar System Information – Facts & Figures — Frequently Asked Questions


How many panels are in a 10kW Solar System Information – Facts & Figures?

About 33 panels at 300W each. With higher-wattage panels (e.g. 400-440W) you'd need fewer to reach the same 10kW Solar System Information – Facts & Figures.

What size home suits a 10kW Solar System Information – Facts & Figures?

A 10kW Solar System Information – Facts & Figures typically suits small businesses with low energy needs. It's a good match for homes using around between 39kWhs and 60.4kWhs.

How do I get quotes for a 10kW Solar System Information – Facts & Figures?

Request up to 3 free, no-obligation quotes through Solar Proof and we'll match you with accredited installers who can price a 10kW Solar System Information – Facts & Figures for your home. Comparing a few quotes is the best way to get a fair price.

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Compare other system sizes


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Add a battery


A 10 solar system is commonly paired with one of these batteries to store your daytime solar for the evening (and grab the federal battery rebate):

Browse all battery sizes →