⚡ Premium Residential

20kW Solar System

Perfect for high-usage homes and small businesses. Fully installed with premium panels, quality inverter, monitoring, and a 10-year warranty. Government rebates applied.

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System Overview

The 20kW Solar System — Is It Right for You?

The 20kW solar system is our premium residential offering — designed for very large homes, properties with high electricity consumption, those with electric vehicles, pools, large air conditioning loads, or small home businesses. At 20kW, this system is also the starting point for small commercial applications. With 48–52 panels generating approximately 75–88kWh per day, a well-sized battery can make near-zero grid dependency a reality.

  • Generates ~75–88kWh per day — covers even the largest homes
  • Reduces electricity bills by $3,500–$4,500 per year
  • Ideal for EV charging, pools, large A/C, and home businesses
  • Payback period of approximately 4–6 years
  • Three-phase power available for heavy electrical loads
  • 10-year product and workmanship warranty included
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20kW
Premium Residential / Small Commercial
System Specifications
System Size 20kW
Number of Panels 48–52 panels
Panel Type Tier-1 Monocrystalline
Inverter 20kW Three Phase
Daily Output ~75–88kWh
Annual Generation ~27,375–32,120kWh
Typical Saving ~$3,800–$4,500/yr
Payback Period ~4–6 years
System Warranty 10 years
Panel Warranty 25-year performance
Full Details

What's Included in Your 20kW System

Every component selected for performance, reliability, and long-term value.

Solar Panels

48–52 premium monocrystalline PERC panels arranged across your available roof space for maximum output. Engineered for maximum performance at Australian temperatures.

  • Tier-1 manufacturer
  • 380–415W per panel
  • 25yr performance warranty
  • Optimised for Australian climate

20kW Inverter

Premium three-phase 20kW string inverter. Handles heavy electrical loads, supports battery storage, and includes commercial-grade monitoring and data logging.

  • 10yr manufacturer warranty
  • Three-phase output
  • Battery storage ready
  • Commercial monitoring platform

Commercial Racking

Heavy-duty commercial-specification mounting system engineered for larger roof arrays. Full wind-load compliance with certified fixings and weatherproof penetration flashing.

  • Commercial specification
  • Full wind-load compliance
  • Certified fixings
  • All commercial roof types

Full Analytics

Enterprise-grade monitoring with generation forecasting, bill savings analytics, multi-tariff support, and the ability to monitor multiple sites.

  • Generation forecasting
  • Bill savings analytics
  • Multi-tariff support
  • Optional commercial reporting
Your Savings

How Much Will a 20kW System Save You?

Estimated savings for an average Australian household. Actual savings depend on your specific energy usage and local electricity tariff.

~82kWh
Daily Output
Average across most Australian states
~$3,800
Annual Savings
Based on 28c/kWh and 40% self-consumption
~5 yrs
Payback Period
After government STC rebate applied
~14 tonnes
Annual CO₂ Avoided
Equivalent to planting ~700 trees per year

Want an accurate savings estimate based on your actual electricity bills? We'll run the numbers for you — free.

Add Battery Storage to Your 20kW System

Increase your savings from ~40% to 90%+ self-consumption by adding battery storage. Power your home through the night on your own solar energy.

🔋 Explore Batteries
Customer Reviews

What Our Customers Say

Real reviews from real Australian homeowners and businesses who made the switch.

"Absolutely outstanding service from start to finish. Our 10kW system has been running perfectly for 6 months and our electricity bills have dropped by over $400 per quarter. The team was professional, on time and left the site spotless.."
James & Michelle T.
Sydney, NSW · Residential Solar
"Had the 13.2kW system with Powerwall installed. The difference is incredible — we're now virtually energy independent. Best investment we've made in the house."
David R.
Melbourne, VIC · Solar + Battery
"Installed a 50kW system on our warehouse. The ROI calculations they provided were spot-on and we're saving around $2,800 per month on our electricity costs."
Sarah K.
Brisbane, QLD · Commercial Solar
Read All Reviews →
Free Quote

Get Your Free 20kW Solar Quote

Get a detailed, fixed-price quote for a 20kW system installed at your property. Includes custom system design, all rebates applied, and 10-year warranty.

  • Fixed price — everything included, no hidden extras
  • Government STC rebates applied automatically
  • CEC-accredited installation team
  • 10-year product and workmanship warranty

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