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Just got a B2A20S20P today and put it in for a quick test. Current reading is rock solid now, as is the total voltage. Obviously, JK has introduced some filtering here in the recent units. Also like the fancy switch that is included now. Cell voltage is still fluctuating a bit, but within a...

Useful photos are unfortunately next to impossible to take - the BMS is mounted upside down on the rear side of the battery with only a few inches of space to the wall. However, I can peek into the gap between FETs and the wire lugs - looks good to me. I remember, that I have ordered three...

I am using a JKBMS in my van with a 8s 280Ah battery. The battery powers a Victron Multiplus2 3000/24, connected by (very) short and thick low-resistance wiring. The amps are lowish in the sub 100A range normally due to the 8s setup. All wiring and connections are super-cold - just checked it...

I am currently looking into options to have an independent backup charging solution @ 3...5kW for a grid-tied solar/battery storage system. The backup generator should be sized to charge from 30 to 80% SoC in a couple of hours at maximum fuel efficiency. Therefore it should be running at it's...