I also had the same dilemma, I originally purchased two LifeBlue 200AH batteries, and placed them in parallel @ $2,000 each. Then I decided that I needed to add two additional 200AH Chins Batteries at 1/2 the price, in parallel, but the Chins engineers said that configuration would not work...
How do you monitor the second parallel battery that has internal BMS low voltage disconnect. Can you use a Victron 712? I have read the instructions, but the second battery in their example is the starter battery on a vehicle. The batteries that I am using, do not have bluetooth monitoring...
I mix and matched LifePo4 batteries of different brands, but I placed each particular brand on a separate on/off switch, so that I could operate each pair of off brand batteries separately. Each bank has its own battery display monitors. For instance, I operate bank #1, until it runs out of...