What is a 13kW Solar System?

A 13kW solar system is a premium solution for homes with high energy needs or growing families who want to future-proof their energy consumption.

13kW solar solutions in Australia 13kW solar solutions in Australia
13kW solar solutions in Australia
  • Perfect for Large Homes or Home-Based Businesses

    Whether you run a business from home, have electric vehicles, or just consume more power than average, a 13kW system delivers consistent performance and surplus energy.

  • Roof Space Required

    Expect to need around 55–65m2 of north-facing roof space to install the required solar panels for a 13kW setup.

  • Substantial Bill Reductions

    A 13kW system can help you reduce your power bills by up to 90% depending on your energy habits and feed-in tariff rates.

13kW solar solutions in Australia
  • Battery Add-On Options

    Want to maximise the value of your solar system? Upgrade to a battery-ready package to store surplus energy for night-time use or power during outages.

  • Impressive Payback Period

    Most homeowners see full return on investment within 3 to 5 years followed by 20+ years of clean, low-cost energy.

  • EV & Smart Home Ready

    A 13kW system powers your home and charges your EV with ease. It’s built for smart homes, future tech, and long-term energy independence.

Estimated power output of 13kW solars

How Much Power Will a 13kW System Generate in Your City?

Estimated power output of 13kW solars

The actual energy your 13kW system generates depends on factors like your city’s sunshine levels, your roof orientation, and seasonal climate. On average, here’s what you can expect daily:

39 kWh

sydney

42 kWh

Brisbane

44 kWh

Perth

42 kWh

Adelaide

36 kWh

Melbourne

That’s enough to cover all major household appliances, heating/cooling systems, electric vehicles, and even pool equipment while drastically reducing your reliance on the grid.

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400+

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500kWh+

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What’s Included in Your 13kW Solar System?

Each system is designed for reliability, performance, and long-term value, utilizing high-quality components from trusted global brands.

Solar panel performance warranty

Tier 1 Solar Panels

  • ~30 x 440W High-efficiency panels

  • Total Output: ~13,200W

  • Eligible for government STC rebates

  • Brands we install: Jinko Solar, Longi, Trina, JA Solar, TW Solar, Canadian Solar

  • Built tough for Australian conditions, delivering optimal performance and longevity.

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Efficient Solar Inverter

  • 10kW–12kW inverter depending on system design

  • Includes a FREE Wi-Fi Monitoring App

  • Brands we install: Solis, Growatt, GoodWe, Sungrow, Fronius, Sofar

  • Delivers maximum conversion efficiency and stable output over time.

6.6kW solar system battery option available

Battery Add-On Available

  • Choose from 10kWh–20kWh sizes to suit your home

  • Access eligible Government Battery Rebates

  • Trusted Brands: Tesla Powerwall, Sungrow, GoodWe, Sigenergy, Growatt, AlphaEss, Neovolt

  • Unlock the full potential of your 13kW system with smart energy storage.

high quality solar mounting structure

Panel Mounting Kit

  • Compatible with Tin, Tile & Klip-Lok roofs

  • Corrosion-resistant materials

  • Brands we install: Mibet, Goomax, Clenergy

  • As a NETCC-approved provider, we also include a 5-years Complete System Warranty

  • Your solar panels stay secure, durable, and weatherproof year after year.

How Much Does a 13kW Solar System Cost?

Your total investment will depend on the brands you choose, your roof type, and system specifications.
But with STC rebates applied, you can save significantly on upfront costs.

13kW Solar System

  • Tier 1 Solar Panels

  • A Trusted Inverter

  • Complete Installation

  • STC Rebate Applied

13kW Solar System +
10kWh Solar Battery

  • Tier 1 Solar Panels

  • A Trusted Inverter + Battery

  • Complete Installation

  • STC Rebate Applied

Note: All estimates are inclusive of hardware, install, standard STC rebate, and warranty coverage.
Zip Solar can tailor a quote to your specific energy usage and goals.

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Take Advantage of Solar Rebates & Incentives

Switching to solar has never been more affordable, thanks to a range of government-backed incentives that significantly lower your upfront costs.

STC Rebate (Federal Incentive)

Every 13kW system installed through Zip Solar qualifies for Small-scale Technology Certificates (STCs), which offer a generous rebate deducted from your system price at the time of purchase.

  • Already included in your Zip Solar quote

  • No paperwork is required from you

State-Specific Incentives

Depending on where you live, you may also qualify for additional offers such as:

  • Battery rebates (SA, VIC,WA, NSW, QLD & more)

  • Feed-in tariffs: Earn credits for exporting excess solar back to the grid

  • Zero-interest solar loans in select states

Curious about what you qualify for? We'll walk you through everything during your free consultation.

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