IMO, I would try to stay away from adapters at all cost, no matter if they
are AC or DC and would just do as Cor said; go with the flow of native
J1772's Vs NACS's vehicle drivers in that area and start replacing these
EVSE's/connectors only when that majority is reached. This will minimize
other EV drivers using their adapters thus reducing possible issues with
them.
Just as Phill mentioned, there are tons of AC and DC adapters out there
that have minimal or zero safety requirements, some even that claim you can
use them for both AC or DC charging sessions which are super dangerous
devices, since these will keep the DC pins energized while doing an AC
session (specifically on the NACS to CCS/J1772 way): https://a.co/d/f3ZdRwe

An adapter is only one more way to introduce unnecessary faults and
increase risk of fires, electric shock or EVSE connectors and vehicle
inlets getting melted and stucking you in there.

Last year I had the fortune to briefly work on an adapter safety FMEA
assignment where we tore down a bunch of these and that confirmed exactly
the safety thing. (https://driveelectric.gov/files/adapter-safety.pdf), and
although this report was focused solely on DC adapters, we had to include a
variant of AC ones due to the possibility of a user incorrectly plugging an
AC adapter at a DCFC session and having the EVSE incorrectly sending high
voltage DC to the onboard AC charger. This particularly on NACS (J3400) to
J1772 adapters).

An adapter can fall from peoples hands, get dirty, sand/salty, wet in the
vehicle owners trunks, they add additional tension/strain forces once under
use, etc. and meet minimal requirements thus far, since adapter standards,
although already released are still on finishing stage and being flushed
out (J3400/1 and UL 2252)

Marco


On Wed, Feb 5, 2025 at 10:39 AM (-Phil-) via EV <ev@lists.evdl.org> wrote:

> I'm aware of the recall, they still didn't implement a mechanical interlock
> as REQUIRED by the standards.  You can remove the NACS connector while the
> adapter is still locked in the car.  Also, one drop onto pavement has been
> shown to destroy the adapter.  If anything happens to your car that creates
> damage, your warranty is void by using a non-approved adapter that violates
> the safety standards.   Since you already have it, just be careful.  Never
> remove the NACS side until the adapter has been released from the car.
>
> On Wed, Feb 5, 2025 at 9:33 AM jim--- via EV <ev@lists.evdl.org> wrote:
>
> > Just an FYI, the A2Z adapters that Rod linked are highly recommended on
> > the Ford Lightning forum.  Note that there was an early version that the
> > company recalled and replaced with a newer version a year or so ago.
> >
> > Jim Walls
> > j...@k6ccc.org
> >
> >
> >
> >
> > -----Original Message-----
> > From: "(-Phil-) via EV" <ev@lists.evdl.org>
> > Sent: Wednesday, February 5, 2025 09:28
> > To: "Electric Vehicle Discussion List" <ev@lists.evdl.org>
> > Cc: "(-Phil-)" <p...@ingineerix.com>
> > Subject: Re: [EVDL] J1772, NACS, and adapters
> >
> > I would avoid the Aftermarket adapters, they have a major safety issue.
> > Get the one made by Tesla that your manufacturer provides (Ford).
> >
> > On Wed, Feb 5, 2025 at 5:22 AM Rod Hower via EV <ev@lists.evdl.org>
> wrote:
> >
> > >  You can get this adapter for your J1772 for $179 plus tax.
> > > https://a2zevshop.com/products/nacs-ccs1
> > >
> > > TYPHOON PRO | NACS DC CHARGERS to CCS1 Adapter
> > > It's very rugged and works well.  My 2023 Mach E now has access to
> Tesla
> > > chargers.
> > >     On Wednesday, February 5, 2025 at 01:21:09 AM EST, Steve Gaarder
> via
> > > EV <ev@lists.evdl.org> wrote:
> > >
> > >  I live in a community where we have shared level 2 chargers.  At
> > present,
> > > all of our vehicles have J1772 connectors, but at some point someone
> will
> > > doubtless buy a car with an NACS connection.  Is it better to plan on:
> > >
> > > 1.  Primarily have J1772 chargers, handling NACS cars with an adapter,
> or
> > >
> > > 2.  Shift to NACS chargers, and handle J1772 with an adapter
> > >
> > > thanks,
> > >
> > > Steve Gaarder
> > >
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-- 
Marco Gaxiola
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