Perth Solar Industry Guide
Menu

Battery storage size calculator

Work out roughly how much battery storage capacity you would need to run your household overnight on stored solar power.

Recommended battery capacity
9 - 11 kWh

This is the approximate usable battery capacity to cover your evening and overnight needs.

Compare actual quotes for this project

This is an estimate only; an installer will confirm the right battery model for your usage pattern.

Compare actual quotes for this project

Your calculator inputs and results go to suppliers in your enquiry so they can quote your exact situation. Just add your location, timing, and contact details.

How many quotes would you like?

You agree that when you send this enquiry we share it with providers relevant to your request.

When you submit a quote or contact form here, we may share your enquiry with partner providers who can do the work, and we may receive a referral fee for that. Our rankings and scores are based only on our published methodology and are not affected by referral fees.

Get quotes from top-rated solar energy equipment suppliers

Ranked by our published rubric from recent Google reviews, weighted by relevance to this service (the same order as the category page).

  1. Get a quote
  2. Get a quote
  3. Australis Solar
    4.9(150) 87
    Get a quote
  4. Get a quote
  5. Solargain
    4.6(435) 84
    Get a quote

More tools

Last updated 2026-08-05