[RE-wrenches] Combining Powerwall 3

[Blake Gleason]

Eaton has a 125A panel that can take two hold down kits.  I happen to be
installing three of them today ...

BR816L125RP



Blake Gleason, PE | Employee Owner
Director of Innovation and Technical Excellence
O: 510-845-2997 x128
C: 510-867-5878
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On Wed, Sep 24, 2025, 1:37 PM Jason Szumlanski via RE-wrenches <
re-wrenches at lists.re-wrenches.org> wrote:

> I have a situation with a utility company that requires us to have a
> single visible load break disconnect switch that isolates only the
> "renewable sources" without disconnecting the house loads. To do this, the
> only way possible seems to be combining the inverters in a load center and
> then using the main lugs in the load center to go to a fusible disconnect
> switch, and then the backup load lugs in the Gateway 3.
>
> The problem with that is I have not been able to find a 125 amp load
> center that accepts multiple backfed breaker fasteners. Square D has a 100
> amp load center that accepts two breaker hold down kits, but for two
> Powerwalls we need 125A.
>
> Other than going to a panel board with bolt on breakers, can you think of
> any other way to comply?
>
> Jason Szumlanski
> Florida Solar Design Group
> We
>
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