[RE-wrenches] Sonnen Battery & Outback Radian Inverter

Drake drake.chamberlin at redwoodalliance.org
Sat Jun 18 11:25:34 PDT 2016


Reading the link, I'm not sure what the following sentence refers to, 
the price of the system or the batteries.

"The batteries are priced at $10,000 for the 4 kWh model up to 
$24,000 for the 16 kWh model."

Literally it says that the cost is $10K for 4 KWh batteries. When 
compared to the $24K system cost for a system 4 times as big, it 
would seem that they are referring to whole system costs with the 
same equipment but more batteries.

They wouldn't sell 4 times as many batteries for 2.4 times the cost 
(would they)?

If it is 4 kWh of batteries alone for $10K, that wouldn't be much of 
a deal, even if they did last 10 years. We are doing far better than 
that with AGM, which should last 7 years. If it is for the entire 
system, it might start looking competitive.

At 09:54 PM 6/17/2016, you wrote:

>Enclosed is a photo of what appears to be a test/lab Sonnen system 
>published in the 01/30/2016 edition of "Power Magazine.
>
>Can plainly see the 8kW Outback Radian inverter and I assume four 
>12V Sonnen (Sony?) 8kWh Lithium-Ion batteries. Assume this is a 
>"standard" 48V Radian inverter.
>
><http://www.powermag.com/german-battery-firm-sonnen-moves-into-u-s-home-solar-storage-market/>http://www.powermag.com/german-battery-firm-sonnen-moves-into-u-s-home-solar-storage-market/
>
>Regards,
>
>Gary Willett
>
>Icarus Engineering LLC
>[]
>
>
>On 6/17/16 2:09 PM, Chris Mason wrote:
>>Yes, correct on both. The generator support is there, I did not use it.
>>
>>On Fri, Jun 17, 2016 at 3:07 PM, Carl Adams 
>><<mailto:swingjunkie at gmail.com>swingjunkie at gmail.com> wrote:
>>Chris,
>>
>>Nice finish on the Sonnen install.  It looks fabulous.  My 
>>understanding is the Eco 2-8 integrate the 4kW radian, and the 
>>10-16 incorporates the 8kW radian.  I assume generator support is 
>>fully supported
>>
>>On Fri, Jun 17, 2016 at 8:35 AM, Chris Mason 
>><<mailto:cometenergysystems at gmail.com>cometenergysystems at gmail.com> wrote:
>>I promised a picture of the Sonnen installation. As these units are 
>>getting close to being appliances in the same vein as home audio, 
>>we wanted to have a clean finish so we made some mill work to 
>>complete the top of the unit to the ceiling and hide the ugly conduits.
>><https://www.dropbox.com/s/vlh0uumlgf5549g/2016-06-15%2011.00.44-1.jpg?dl=0>https://www.dropbox.com/s/vlh0uumlgf5549g/2016-06-15%2011.00.44-1.jpg?dl=0
>
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