Posts By Ronald Brakels, Author & Fact-Checker At SolarQuotes

Will Super Capacitor Energy Storage Save The World?

Note from Finn: People have asked me if I would recommend buying a ‘super capacitor’ over a conventional battery. My short answer is no. Personally I think the technology is too new to consider it in a residential application. As Ronald says at the end of the post: “…they are a new thing and sometimes new things have problems that aren’t apparent at first.”  Buyer beware.

Australian company Arvio is now selling a supercapacitor energy storage module.  If you go to their site you can see the Kilowatt Labs Sirius module that stores 3.55 kilowatt-hours of electricity on sale for $4,950 including GST – here’s how it looks: [Read more…]

And you thought batteries were meant to be getting cheaper every year?

Sorry I’ve been slow in reporting this, but back in February Tesla raised the price of a Powerwall 2 in the United States by 400 Mickey Mouse dollars; an increase from US$5,500 to US$5,900.  We’ve also copped it sweet here in Australia and the price has increased by $600 to $9,600 before installation.  The only mitigating circumstance I can see is that all Tesla Powerwall 2 battery systems now come with full backup capability.  It’s no longer an optional feature. [Read more…]

Powershop Reveals Dollar Value Of Reposit Payments For Exporting Battery Power To Grid During ‘Critical Peaks’

Reposit is a smart controller that helps households make more effective use of battery systems.  One advantage Reposit provides is during certain — very limited — periods of time, you can be paid $1 for each kilowatt-hour of electricity your battery exports to the grid.  Reposit calls these payments GridCredits. [Read more…]