[NANOG] Re: Small Capacity UPS

[Javier J via NANOG <nanog () lists nanog org>]

a quick search I found this. never heard of this company but looks decent.

https://goldenmateenergy.com/products/goldenmate-8-outlets-ups-1000va-600w-ups-lifepo4-battery-backup-and-surge-protector?variant=51304496103734&country=US&currency=USD&utm_medium=product_sync&utm_source=google&utm_content=sag_organic&utm_campaign=sag_organic&https%3A%2F%2Fgoldenmateenergy.com%2F%3Futm_source=google&utm_medium=cpc&utm_campaign=pla1209&utm_id=22004982719&gad_source=1&gclid=CjwKCAjwtdi_BhACEiwA97y8BNMHwkx_E-TokD2ZGSNg_oMHW_y56tNF6xRFfRCmeF8cv1YjOS5F-BoCLbgQAvD_BwE

On Wed, Apr 9, 2025, 2:32 AM Vasilenko Eduard via NANOG <
nanog () lists nanog org> wrote:

> Thanks to many people for good references!
>
> I hope you would agree that it is a clumsy patch to add BMS between the
> UPS/Inverter and the battery.
> But we have no choice.
>
> Why has the industry stopped innovating?
> I recently searched for inverters and/or UPSes, specifically looking for
> LFP support - I have found nothing.
> Why do we need to customize it ourselves?
> I would not believe that product managers in APC (and many other vendors)
> have missed the existence of LFP.
> I did assume that any vendor not supporting LFP our days should go out of
> the market very fast.
> It looks like vendors are not developing anything because they are
> preparing for an inevitable shutdown (losing market to well-known
> competitors).
> IMHO: vendors are accelerating their death in this way.
>
> It may be some patent, but I doubt that a patent could completely block
> innovations.
>
> Eduard
> -----Original Message-----
> From: Mark Tinka <mark@tinka.africa>
> Sent: Monday, April 7, 2025 12:32
> To: North American Network Operators Group <nanog () lists nanog org>
> Cc: Vasilenko Eduard <vasilenko.eduard () huawei com>
> Subject: Re: [NANOG] Re: Small Capacity UPS
>
>
>
> On 4/7/25 08:30, Vasilenko Eduard via NANOG wrote:
>
> > lithium is a)expensive, b)dangerous (it could quickly burn your house),
> c)would be dead in 4 years.
> > We're talking about stationery; it's not wearable, right?
> > Then there are many LiFePO batteries on the market.
>
> Ummh, the Li in LiFePO4 (a.k.a LFP) is Lithium.
>
> Li-Ion batteries come in all manner of chemistries, where different
> materials may be chosen for the cathode. While there are a number of them,
> the most common ones are NMC (Nickel Manganese Cobalt) and PO4 (Phosphate).
>
> NMC has generally been used in EV's due to its high energy density, but
> OEM's have now started moving to LFP for this, where LFP was traditionally
> used for stationery applications (home backup, for
> example) due its higher safety properties.
>
> LFP is cheaper than NMC. And while NMC will provide fewer cycles than LFP,
> the time period will vary based on usage, even with factoring in calendar
> aging.
>
> Mark.
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