diy solar

diy solar

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  • Post in thread: Do I need a bus bar?

    Thansk to JanC for asking this question. I was mentally asking myself the same question about how does everything know where to go. I would see a diagram where the charge controller connected right to the battery. Another one connected to a busbar and a third one where the charge controller...
  • Post in thread: Replace Lead Acid with LiFePO4 Li Time

  • Post in thread: Replace Lead Acid with LiFePO4 Li Time

    I think you may have misread something about the voltage. The voltage is a hard number. Overvoltage cannot be regulated between the solar "in" and the battery "out". It's a good way to see the "magic smoke". You can go over in amps. Amps are pulled, volts are pushed. Your house wiring is 120v...
  • Post in thread: Alberta Lithium vs SOK

    I looked at AL too but went with a 24v 100ah battery. I liked the fact that it's user serviceable from bms to cells and a 7 year warranty. It was about $1300 delivered to Yukon. I wanted serviceable because it's impossible for me to ship back a damaged battery. Keep us posted on the AL...
  • Post in thread: A Strange Issue that occurred on my Ecoflow Delta Pro and the 10 second fix.

    When calculating the ecoflow total capacity, don't forget the inverters 85% to 90% efficiency. Also. When calibrating your SOC. It's important to turn the unit off for a couple of hours after you hit your 100% mark. This top balances the cells. I usually only calibrate once a month and...
  • Post in thread: HQST MPPT 40amp Charge controller.

    I have both 40 and 60 amp hqst charge controllers. They are charging 3 x 24v SOK batteries. My setting are set according to SOK. Both seem to be overcharging my $3900 batteries. I first had problems with one of the controllers overheating at 20 degree ambient temperatures with only 30amps...
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