Solar & Battery Guides

Live data on rooftop solar adoption, state-by-state installations, battery trends, and industry outlook.

An estimated 650,000 Australian homes have solar from a company that no longer exists. Search our collapsed installer database.

Poorly insulated homes waste up to $2,000/year in extra electricity, even with solar. City-by-city data from NatHERS climate zones.

Sunlight to electricity in plain language. The key components, how much they produce, and what affects output.

How solar panels work, key terms explained, and what you need to know before going solar.

Step-by-step guide to buying solar panels. What to look for, questions to ask, and red flags to avoid.

How STCs work, how many your system creates, what they are worth, and the 2030 phase-out timeline. The definitive guide to the federal solar rebate mechanism.

Which solar system size is right for your home? Compare output, cost, savings and suitability for every common size.

Got solar installed more than 5 years ago? Here's how to decide between a battery, inverter, or panel upgrade, and how to do it without replacing everything.

How home batteries work, different types, and whether a battery is right for your home.

Everything you need to know before buying a home battery. Sizing, brands, and installation.

How to plan battery backup for blackouts. Choose the right circuits, size your battery, and understand the hardware you need.

How sodium-ion batteries compare to lithium, current availability in Australia, and whether to wait or buy now.

What Australians pay per kWh by state, time-of-use vs flat rate tariffs, and how solar and batteries reduce your electricity costs.

Replacing your hot water system? Compare electric, gas, solar, and heat pump options. Costs, rebates, and why solar or heat pump is the smart upgrade.

Compare evacuated tube, flat plate, and heat pump systems. Prices by tank size, state rebates, and how to choose the right one for your home.

Learn how government rebates and financing combine to make solar $0 upfront. State-by-state breakdown and eligibility checklist.

Concession card eligibility, state-by-state schemes, and how pensioners can access subsidised or free solar panels.

Complete guide to going off-grid in Australia. System sizing, costs from $15k to $120k, component requirements, and whether off-grid makes sense for your situation.

Navigate heritage overlays, council approvals, and compliant panel options for listed or character homes.