[RE-wrenches] Lithium Ion tool batteries

[Jason Szumlanski]

In my experience, the chucks on their hammer drills do not last. They tend
to seize up. Otherwise, we are happy with Milwaukee.

Jason Szumlanski

On Thu, Jan 20, 2022, 12:24 PM Dana Orzel <dana at solarwork.com> wrote:

> Really Happy with the Milwaukee M18 volt series. Various sized batteries
> available, & there have to be 150+ tools in the M18 series. I got into the
> Milwaukee 28 volt originally & what a nightmare; too heavy, replacement
> batteries were $$$ & life span on the battery was not good.
>
> I have been told the Milwaukee power tools have steel gears not plastic.
> The impacts are bomber solid.
>
> So far cold weather operation is good, no noticeable deficiencies. & I
> have charged them very cold so the battery charger BM is fairly
> smart/sensitive. I have noticed if really cold the charger says "broken
> Battery"
>
> I Loved the small cooler & reptile heater idea! Great idea!
>
>
>
> Dana Orzel                              Great Solar Works, Inc.
> C - 208.721.7003                       dana at solarwork.com
> Idaho Contractor - # 028765         Idaho PV # 028374
> NABCEP # 051112-136                       www.greatsolarworks.com
> "Responsible Technologies for Responsible People since 1988"
>  Please consider the environment before printing this email.
>
>
> -----Original Message-----
> From: RE-wrenches <re-wrenches-bounces at lists.re-wrenches.org> On Behalf
> Of drake.chamberlin at redwoodalliance.org
> Sent: Thursday, January 20, 2022 9:32 AM
> To: RE-wrenches <re-wrenches at lists.re-wrenches.org>
> Subject: Re: [RE-wrenches] Lithium Ion tool batteries
>
> What lithium battery powered tool brand that has the best performance in
> freezing weather? My 10 year old+ Makita tool set isn't nearly as powerful
> as some newer tools. Even with new batteries, the tools have sufficient
> power in cold weather.
>
> What is the best brand for cold weather operation?
>
> Thanks,
>
> Drake
>
> Drake Chamberlin
> Athens Electric LLC
> Ohio Electrical Contractor’s License 44810 CO Master Electrician’s License
> 4526 NABCEP Certified PV Installation Professional
>
> ---
>
>
> On 2022-01-19 11:58, Alex MeVay wrote:
> > Generally, storage or use at cold temperatures shouldn't be an issue,
> > as long as the battery can still deliver enough power to operate the
> > tool effectively.
> >
> > Charging though...at cold temperatures, ion mobility goes down.  If
> > the battery is charged too fast, the lithium ions can't make it into
> > the graphite anode fast enough and they start to plate out as metallic
> > lithium.  At best, this results in a permanent reduction in capacity.
> > Next worst from there, the lithium metal can create an internal soft
> > short, immediately or at a later point in time, resulting in high
> > self-discharge or a dead cell.  Worst case, it turns into a hard short
> > and a fire.
> >
> > In theory, the BMS or charger should prevent charging too fast or too
> > cold, but who knows if an edge-case like this is actually implemented
> > correctly on any particular battery system.    Be careful charging!
> >
> > Alex MeVay
> >
> > Genasun * Blue Sky Energy * http://sunforgellc.com
> > _______________________________________________
> > List sponsored by Redwood Alliance
> >
> > Pay optional member dues here: http://re-wrenches.org
> >
> > List Address: RE-wrenches at lists.re-wrenches.org
> >
> > Change listserver email address & settings:
> > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
> >
> > There are two list archives for searching. When one doesn't work, try
> > the other:
> > https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/
> > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
> >
> > List rules & etiquette:
> > http://www.re-wrenches.org/etiquette.htm
> >
> > Check out or update participant bios:
> > http://www.members.re-wrenches.org
> _______________________________________________
> List sponsored by Redwood Alliance
>
> Pay optional member dues here: http://re-wrenches.org
>
> List Address: RE-wrenches at lists.re-wrenches.org
>
> Change listserver email address & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
>
> There are two list archives for searching. When one doesn't work, try the
> other:
> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/
> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
>
> List rules & etiquette:
> http://www.re-wrenches.org/etiquette.htm
>
> Check out or update participant bios:
> http://www.members.re-wrenches.org
>
>
> _______________________________________________
> List sponsored by Redwood Alliance
>
> Pay optional member dues here: http://re-wrenches.org
>
> List Address: RE-wrenches at lists.re-wrenches.org
>
> Change listserver email address & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
>
> There are two list archives for searching. When one doesn't work, try the
> other:
> https://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/
> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
>
> List rules & etiquette:
> http://www.re-wrenches.org/etiquette.htm
>
> Check out or update participant bios:
> http://www.members.re-wrenches.org
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.re-wrenches.org/pipermail/re-wrenches_lists.re-wrenches.org/attachments/20220120/df168364/attachment.htm>