[RE-wrenches] Alternatives to Fortress guardian?

[Kirk Herander]

Thanks, but Fronius products are not supported by Solar assistant. And
there is nothing on their website about merely supporting a smart battery
bank or BMS of any kind.


*Kirk Herander / **kirkh at vermont.solar <kirkh at vermont.solar>*

*Owner|Principal, VT Solar, LLC*

*Celebrating our 34st Anniversary 1991-2025!!*

dba Vermont Solar Engineering

802.559.1225


On Wed, Oct 8, 2025 at 5:46 PM Jay via RE-wrenches <
re-wrenches at lists.re-wrenches.org> wrote:

> Jason has talked about solar assistant.  Have you checked that out?
>
> On Oct 8, 2025, at 3:38 PM, Kirk Herander via RE-wrenches <
> re-wrenches at lists.re-wrenches.org> wrote:
>
> 
> I’d like to find a less expensive way than the Guardian to monitor a
> Fortress Evault battery. (No Envy inverter, open loop w/ Magnum.)Third
> party something?
> My cost on the guardian is now close to $500. It was a little over $300
> years ago at this time. Tariffs possibly.
>
> All the customer really needs is battery SOC
> So he can go to the site and manually start the generator if necessary. He
> lives a few miles away and doesn’t trust remote auto-start given the
> generator’s condition.
>
> I could just park a cheap security camera right in front of the E vault
> display since we’ll have Wi-Fi there, if the evault display can be set to
> illuminate constantly, as it is a touchscreen.
>
>
> *Kirk Herander / **kirkh at vermont.solar <kirkh at vermont.solar>*
>
> *Owner|Principal, VT Solar, LLC*
>
> *Celebrating our 34st Anniversary 1991-2025!!*
>
> dba Vermont Solar Engineering
>
> 802.559.1225
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