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https://www.sunfunkits.com/product/135/48-cell-pallet-ruipi-rept-280-ah-international-warehouse $97.8/cell delivered with test reports, Looks like grade A finally broke the $100.00 delivered mark for 280 AH. Pity the MOQ is high. I'm wondering how low these will go, for a while all you heard...

I have been pondering these new vehicles with vehicle to grid/house functionality is extremely attractive. I compare it to a battery bank for a cabin that is offgrid and wonder if is better to simply use an EV to run the cabin. I only plan on using it during the weekend. It will still have a...

So while discussing water heater for an off grid cabin, instant water heater came up... and then I saw the power requirements: https://www.homedepot.com/p/Rheem-Performance-36-kw-Self-Modulating-7-03-GPM-Tankless-Electric-Water-Heater-RETEX-36/300800822 36KW...:eek:

Well today is the 73rd day of my order... I have been messaging Cassia Guo daily to see if she has an update and I just being told its under customs clearance?...

This was all the hype last year, cheaper than Lithium Ion and close to LFP in terms of capacity/size.

I'm looking to setup a 16s4p setup. It will be using 4 BMS units that I have yet to finalize. What is the best way to add cooling to something like this? Build a cabinet and attach a 48v DC air conditioner? It can get pretty hot in my Cabin in Arkansas, I'm also doing Air BnB / Rentals for a...

Looks like the EVE company is releasing version 3 of the LF280K: first I have seen of this, the terminals look octagons.

Well after seeing a slew of videos it seems to me that there is not much difference between grade A and B, so why not try some from 18650batterystore. Anyway I previously tested some of the EV grade from Sunfunktis and was pretty happy with the results, but they have raised the price a bit since...

Just saw this video: Some good information in this video, looks like for the most part even the alibaba cells are just fine despite having the scratched off QR code. But I have also read the forums with people that have had bad results. I think the only difference was that the alibaba cell was...

I have some new toys that just arrived :). 1 mod I'm doing is replacing the clamps with 8mm style lugs. Waiting on cells to arrive.

Hello Has anyone heard of this unit: https://jiabaidabms.com/products/jbd-smart-bms-15s-16s-100a-50a-100a-communicant-pcb-with-uart-rs485-can-function-for-inverters-parallel-connect-support-same-port-unique-soc-display-with-pre-discharge-heat-and-buzzar-functions I am familiar with the JBD...

I'm looking for a high amp version of the pace BMS: http://www.pacebms.com/en/index.php/shows/33/12.html this one is listed as 30AMP only. Thank you.