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This nextpicture is from Terry Nagy over at Power2spare.net... APallet of medical batteries on their way... Estimated 41kwh? Its roughly 3600x BF1's from his site. And heres a picture of the sample I purchased from Terry already of those BF1's. I also acquired 1500 Ring batteries...

Okay, a lot has happened with my project since the last time I posted anything. So here goes an update... The modem batteries have been completely dis-assembled and all tested. I am unhappy with the ATL cells, they are total junk and more than half appear to be leaking or corroded (white stuff...

I am willing to bet your packs are too long. Is there a reason your trying to make them so long? The largest packs I have seen are 30p or so and they are kind of flexible. So at 172p that pack must be VERY flexible and extremely heavy. You would be better off making them smaller and using that...

So I was at work today and I walked by this cardboard box, it was very weathered but I saw the corner of a battery sticking out. I opened the box and found 3x 2kw 12s "48v"Chevrolet volt modules and 1x 1kw 6s "24v" module from a first generation volt. Now I work at the local dealer, these things...

I was able to score some free wire based off your recommendations. I asked an electrician friend and got what was left of a 100' roll, salvaged some more from a pile at work, and found some I had stashed that was left over from the solar installation. I think I am set for now, pretty good size...

I went and looked at 12-2 Type NM-B with ground. Looks like all 3 twisted together should flow 50 amps easily (2x 12awg= 50 amps, plus 1x 14awg = 20 amps for total of 70, so 50 should be safe to operate at) and its 50$ (US) for 250 ft.If I haven't been able to find some for free (or cheaper) ill...

Hello Everyone I am new here, I have been lurking in the shadows for some time and reading posts, watching videos, and taking as much information in as I can. This group seems to be very knowledgeable and I am excited to join the community. I especially like "HB powerwalls" on youtube, I bought...