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Back in november (6th) I ordered 16 "90ah" cells from Global power co on aliexpress. I knew I was taking a risk but the feedback from others was mostly positive and they are a "top brand" seller. anyway the cells arrived today 2 days before the deliver by deadline. the barcode shows them as...

I just bought 4 of these myself.. they are selling on ebay for $300 each and have the same weight and rough demensions as many "mini" 280ah batteries. https://www.amazon.com/CEAC-Protection-LiFePO4-Battery-Off-Grid/dp/B0DP1Y5GM3?ref_=v_sp_product_dpx

Came across this on the jag35 website... NEW YORK residents: On 3/2/2023 New York passed a law banning the sale of lithium-ion batteries for mobility devices that are not certified to UL 2271, and the assembly and reconditioning with cells removed from used batteries for commercial sale within...

so I have a 48v lithium powerd cart with a 360w 42v panel as a roof... im currently using one of those cheap green MPT-7210a units and it works but when theres even the slightest shadow or a bird flies overhead it resets back to zero and takes a bit to get back to charging.. just looking for...

I'm expecting my 16 eve 280 cells to arrive from docan tomorrow and I am trying to figure out if there are any real appreciable real world advantages to building 2 separate batteries with 2 bms vs just doing 2 cells in parallel in an 8 cell series pack? this is for a solar system im piecing...

im building a battery pack for a solar golf cart conversion and Docan has both 105ah eve or 120ah Higee cells that im considering... any advice on which to go with? will the 120ah cells be more forgiving when under high current draw conditions? This 36v pack might see amp current loads around...