Previous newsletter articles

Each article is a deep dive into a different aspect of residential energy in Australia. Like calculating the cost of solar or a battery, important news, or discussions about common energy misconceptions.

• Big solar and small batteries can break even

  Originally published: August 27, 2024

  We did a complete solar and battery analysis for a home that has neither! The homeowner wants 13.2 kWs of solar and a 8.2 kWh BYD battery which, by our estimates, might actually break even! Read more...

• Solar panel manufacturing going bankrupt

  Originally published: August 13, 2024

  US solar panel brand SunPower declared bankruptcy, how would this affect the SunPower panels being sold in Australia. Luckily the panels in Aus are from a different company with the same name! Read more...

• How accurate are solar savings quotes

  Originally published: July 30, 2024

  Installers give homeowners quotes with huge savings numbers. Some can be accurate others are used as a sales tactic. We look at the actual consumption of one home and how much they would really save. Read more...

• Battery savings seasonality issues

  Originally published: July 16, 2024

  Battery utilisation can be optimised by buying grid energy, storing it and using it later in the day. But its not so lucrative, it depends a lot on having favourable energy plan pricing. Read more...

• Battery profitability analysis

  Originally published: July 2, 2024

  This is part two of the battery analysis I did for a home in NSW. We figured out how much he could expect to save over the next ten years with a Tesla Powerwall 2. Read more...