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1800 945 085
Tally Energy
⚡HURRY! Solar Rebates Dropping Soon - Only 2 Months Left
🔋Get Your Federal Battery Rebate Today
🏡$0 Upfront Options Available
📞Call 1800 945 085 for a Free Quote
⚡HURRY! Solar Rebates Dropping Soon - Only 2 Months Left
🔋Get Your Federal Battery Rebate Today
🏡$0 Upfront Options Available
📞Call 1800 945 085 for a Free Quote
Best Seller

6.6kW Solar System

The Australian Standard. Engineered for maximum rebate efficiency and optimal family energy offset.

What's in the Package?

A complete, turnkey energy solution. We don't just sell panels; we install a fully integrated power plant on your roof.

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15-17 Tier-1 Panels

High-efficiency monocrystalline panels (415W - 440W). Split-cell technology for better performance in partial shade.

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5kW Wi-Fi Inverter

Oversized to 133% capacity (allowed by CEC) to maximize early morning and late afternoon production.

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Certified Racking

Wind-rated aluminum mounting rails and stainless steel hardware tailored to your specific roof type (Tile/Tin/Klip-Lok).

The Financial Logic

The 6.6kW system is the "Sweet Spot" for ROI. It maximizes the federal STC rebate while keeping the system price low enough to pay itself off in record time.

  • ✔ Drastic Bill Reduction: Offset up to 80% of day usage.
  • ✔ Feed-in Tariffs: Sell excess power back to the grid.
  • ✔ Asset Value: Increases home resale value instantly.
$1,500 - $2,200 Estimated Annual Savings Based on NSW average usage & export
3 - 4 Years Return on Investment One of the fastest payback periods in the market

Technical Specifications

Total System Capacity6.66 kW
Daily Output (Avg NSW)22 - 26 kWh / Day
Panel Quantity15 to 17 Panels (Depends on 415W or 440W)
Roof Space RequiredApprox. 30m² - 40m²
Inverter Size5kW (Single Phase)
Battery CompatibilityReady (DC-Coupled or AC-Coupled)
Warranty25 Years (Performance) / 10 Years (Workmanship)

Recent 6.6kW Installations

6.6kW Solar Install
Solar Panels NSW
Tally Energy Install
Commercial Solar

Common Questions

Yes, absolutely. A 6.6kW system generates approx 24kWh per day. The average Australian home uses 16-20kWh. This size typically covers 100% of daytime usage with surplus to export.

Yes. All Tally Energy systems are designed "Battery Ready". You can add a Tesla Powerwall or similar battery at any time in the future without replacing your panels.

You need approximately 35-40 square metres of free roof space. We can split the panels across different roof faces (e.g., North and West) to maximize sun exposure.

Start Your Solar Journey

Get a detailed proposal for your home within 24 hours.

Request Free Quote

Brands We Used

Because we value excellent delivery, we only carry the most reputable and trustworthy brands in the nation.