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https://batteryhookup.com/products/25kwh-480v-split-phase-500-1000vdc-solar-inverter-60hz this looks like you can add as many panels as you need but how do you control the 480volts to work in a off grid set up ?

there is guy in my town who has these and many cases of these in shipping boxes, i don't jave a clue what they are and i have heard they are for sale if you know about these batteries please tell cheers

i counted approximately 322 cells ,each random cell voltage is about 4 volts and total voltage 27 volts at about 50 percent (assumed)charge today i took the BMS out to see if charge voltage will go up and basically see if the BMS is working Can anyone recommend a new or better BMS for it ? for...

see if you can get this deal, i tried but they tell me that it can't be shipped to my address i maybe just for chinese addresses