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by cucumber3732842 34 days ago
The biggest thing that could be done to reduce costs at this point is to make the systems sufficiently self contained (electrically) that the utility is comfortable taking just plugging them in. Cut the licensed electricians and the municipalities out. Make it a purely utility thing.

For small (i.e. residential) installation these parties taking their pounds of flesh represents a double digit percentage of system cost.

3 comments

Many small solar installations are exactly that. Hang a solar panel over your balcony railing, and plug it into the socket.

Larger installations, of course, will never work that way, simply because they generate too much current for your standard wall plug to handle.

I meant plug them in like to the meter socket, not like the super low end apartment balcony stuff. But yeah upsizing that incrementally over time could get you there.
Those hanging versions are micro units for an apartment. Definitely only offload small amount of load.

All for it but not for simgle family home market.

You can do that in Germany for up to 2kW panels and 800W inverters. You can just buy them off the shelf and plug them in yourself, with no electrician or permit required.
Oh its wild. Ive been looking at getting solar for about 8 years now. 30k install for 10kw system. Arrays are 10k or less of the total install.