[RE-wrenches] SMA String inverters

Dave Tedeyan dave at sungineersolar.com
Tue Jan 9 08:06:44 PST 2024


We also stopped using the -41's in 2023 due to the -SB requirement in NY.
We moved to Enphase for grid tied systems. I am hearing from Greentech that
the new Sunny Boy units, up to 7.7kw, should be available very soon. These
will have a secure power supply capability. But the larger KW units and the
better backup options will not be available until likely this summer. Its
been tough for string inverters here recently, but I am hoping these new
Sunny Boy's are good.

Cheers,
Dave

On Mon, Jan 8, 2024 at 7:20 PM AE Solar via RE-wrenches <
re-wrenches at lists.re-wrenches.org> wrote:

> We haven’t used the -41s for just over a year, because they aren’t
> UL1741SB compliant (which became required here in NY last January).
> Additionally, the last time we did use the -41s we discovered (upon
> receiving the units) that they weren’t WiFi compatible anymore (due to some
> parts shortages) and that the inverters had to be hardwired in order to
> access monitoring.  The new inverter line that shows up on the SMA website
> is UL1741SB compliant, but the last time I checked with my distributor (a
> few weeks ago) they still weren’t able to get access to them.
>
> On Mon, Jan 8, 2024 at 4:44 PM Jeremy Rodriguez via RE-wrenches <
> re-wrenches at lists.re-wrenches.org> wrote:
>
>> What are you wrenches that used to install the SBXXXX-41 units sourcing
>> now? Looks like there is a new model on their website
>>
>>
>> Jeremy Rodriguez
>> Solar Installation / Design
>> All Solar, Inc.
>> 1453 M St.
>> Penrose Colorado 81240
>>
>> Sent by Jeremy's iPhone. Sorry for typos and shorthand.
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-- 
[image: Logo] <https://www.sungineersolar.com/>
Dave Tedeyan, P.E.
Owner | Sungineer Solar
p: he | him | his
a: 1653 Slaterville Rd. | Ithaca, NY 14850
w: www.sungineersolar.com <http://www.sungineersolar.com/>
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