Wow that is bad! I only have used their 400AH 6V and prefer a wet battery from Surrette, US, or Trojan for Lead Acid.
> On 1/18/2018 10:18 AM, Drake wrote: >> A Concorde AGM PVX 3050T recently failed in a bank of 8. Larry mentioned >> a couple of brands experiencing problems. These batteries are 4 years >> old and have been kept in float in an off grid system, never stressed. >> Hopefully Concorde batteries are not going the way of Trojan L-16s. Has >> anyone else had problems with Concorde? > > About three or four years ago we started experiencing problems with > Concorde PVX batteries. I use them in smaller systems. Typically in > their range of smallest to around 200 amp/hours. Telemetry sort of > applications with small wind and/or PV powering small loads. Lots of > floating and generally pleasant cycles. > > Problems: > Leaking battery terminals when batteries are laid on their sides. > > Low capacity. Not testing at anywhere near their rated capacity after > just a few cycles. > > Dead on arrival, even with current date code. > > Seemingly high self discharged. Full charged battery reading 10.5 volts > after 6 weeks of storage. > > I had a rash of these sort of problems. Perhaps 10 batteries out of 30 > over the course of a year. The distributor was pleasant and replaced > batteries at no charge. But I decided the Concorde batteries didn't seem > to be acting as premium as they used to. So I switched to bog standard > AGM batteries for most small applications. Universal Battery and > PowerSonic and our battery distributor's house brand of Chinese > batteries. Tried some Full River batteries last year and they seem to be > doing fine. > > The funny thing is I have small systems from early 2000's still running > on their original PVX batteries. But I don't feel that would be possible > with the batteries I was getting when I finally gave up. > > > > > -- > -James Jefferson Jarvis > APRS World, LLC > +1-507-454-2727 > www.aprsworld.com > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://www.mail-archive.com/[email protected]/maillist.html > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > www.members.re-wrenches.org > > Dave Angelini Offgrid Solar "we go where powerlines don't" http://members.sti.net/offgridsolar/ e-mail [email protected] text 209 813 0060 _______________________________________________ List sponsored by Redwood Alliance List Address: [email protected] Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://www.mail-archive.com/[email protected]/maillist.html List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out or update participant bios: www.members.re-wrenches.org
