Selling or renting in WA? Smoke alarm and RCD checker
Answer a few questions about the home, its smoke alarms and safety switches, and get a printable checklist of what WA law requires before settlement or a tenancy.
Free electrical calculators and checkers for WA homes
Check what WA law needs before you sell or rent, work out battery rebates and payback, and see what charging an EV at home costs. Free to use, with the rules and rates linked to their sources.
- WA rules linked to their sources
- Rates checked October 2026
- Printable and free to share
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WA home battery rebate and payback calculator
Work out the federal battery discount and the WA battery rebate for your battery size, the net cost, and a simple payback range with every assumption shown.
EV home charging cost and time calculator
See how long your car takes to charge at home on a power point or a wall charger, and what it costs a week and a year on WA electricity prices.
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Tell us what needs doing, where the property is and any fittings you've already bought.