SPECO BVMS2 Extra Li-ion Battery for VMS-2

most of the time when you purchase 48 volt lithium batteries they're going to cost you an arm and a leg in this case we have a 48 volt lithium battery made for server racks now it's a used battery it's got a tough steel case and it is really heavy we're going to bust it open and find out what it takes to use it in a home powerwall backup system here we go [Music] hi everybody i'm dave and welcome to my channel where i like to diy renewable energy and energy efficiency projects this video we're going to bust open this really heavy server rack battery now this thing is over 90 pounds it looks like 94 pounds for this lg pack the cells inside here are arranged as 14 s which means they're going to work really well with 48 volt inverters and 48 volt charge controllers now this one is used and it's going to have some degradation we're going to find out how much i purchased two of these packs f