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100% battery, solar panels not generating

Posted: Mon Jun 22, 2026 7:59 am
by butters
I have just had 13kw panels installed to accompany my KH9.9 and 42kwh batteries.

I charge the battery with a combination of the solar and 3 hours free energy period during the day.

I have scheduled force charge period which ends at 2pm, after which I am generally at 100% SOC.

My solar should still be generating electricity which could be fed into the grid, however, my solar stops producing and shows 0w on the app.

My export limit is set to 14500.

How do I set it up so my solar continues to produce and feeds the excess back to the grid? I'm keen to export any excess solar production particularly after 4pm when my FIT kicks in and there is still some daylight.

Re: 100% battery, solar panels not generating

Posted: Mon Jun 22, 2026 9:37 am
by Dave Foster
You can't force charge and export to the grid at the same time, when the batteries are nearing 100% the solar will be throttled (it's been complained about many times but as yet no Fox 'fix').

The only way to get the kind of granular control you want would be to install a home assistant and do everything locally, it is a bit of work but well worth doing in the end.

Re: 100% battery, solar panels not generating

Posted: Mon Jun 22, 2026 9:40 am
by MaterialBarracuda48
There was a post on the forum a while back (several months) from another Aussie member stating exactly the same issue IIRC.

You may have to do a search in this section to try and locate it, or I might be able to locate it with time.
The work modes of the system seem to curtail the PV once it reaches the 100% SoC.

Are you running with VPP settings?