I have a Trace SW 4024 Manufacture 1st quarter 1994 and a Xantrex SW 4024 manufacture June 2007. I would like to stack them for 120/240 split phase output but I am having trouble finding info about there compatibility for this. I did see something about firmware compatibility but can't find how...
I am getting ready to purchase LiFePO4 cells for my off grid system. Getting quotes from Shenzhen Qishou and Docan Technology on CATL 302 Ah cells. Any advise/ comments on these suppliers?