cost per kWh [RE-wrenches]

[Todd Cory, Mt. Shasta Energy Services]

Just curious Bill on the difference in delivered kWh was between your 2 systems.
This helps define (in real terms) what the penalty is in having battery backup
in a grid tied system.

Todd


Bill Brooks wrote:

> I recently set up a SunnyBoy next to my old Trace SW. The SunnyBoy has a
> little better conversion efficiency and does not have to maintain a battery
> at float voltage, but the operating voltage of the SW is nearly identical
> (on a module-by-module basis) to the SunnyBoy output.

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