diy solar

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  1. W

    Bus Bar Question

    I have a quick question about Bus Bar and Amp Hours. Am I correct that the bus bar set up is still 400 Amp Hours Please see images below, Thanks in advance,
  2. W

    BMV 712 showing wrong SOC at absorb

    Hey Im having trouble with my smart BMV 712 not sowing the correct SOC when my MPPT charge controller is at absorb. I have tried manually syncing it to 100% when I reach absorb on the MPPT. This seems to work for a couple of weeks but then goes back to about 82% give or take 1% Im pretty sure...
  3. W

    Series Parallel Advice

    I'm hoping to get some advice on a series parallel setup for 12 panels. Im thinking the best setup would be 4S3P with the 3 strings going into a combiner box with a 20 amp fuse for each. (MIDNITE SOLAR TOUCH SAFE 30A FUSE, DIN RAIL 1000VDC) My thinking is that I would want high voltage hence...
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