diy solar

diy solar

Recent content by ElFotoGuy

  1. E

    Shut down one GroWatt overnight?

    Brilliant! I will need to try that. It seems that most settings are synced but it's worth a try.
  2. E

    Shut down one GroWatt overnight?

    It works! I simply flipped the switch on Slave 2 (inverter #3) with no issues. I was expecting some sort of error code, but everything is running fine and saves me 1.5 kwh per day! ??
  3. E

    Shut down one GroWatt overnight?

    We are operating off-grid, and need to keep a sharp eye on power drains. I would like to shut down one of our three paralleled GroWatt 5000es inverters overnight to conserve power. Has anyone tried this? Is it possible to do this without switching the paralleling/current sharing cables? Or maybe...
  4. E

    DC to DC Safely

    That's what I'm afraid of right now. However, my main bank and the carts batteries have enough capacity that there shouldn't be much voltage sag. The problem is that LFP batteries voltage curve is so linear that I'm not sure that I will get much usable power. My guess is the receiving battery...
  5. E

    DC to DC Safely

    After some consideration I think I will use my old charge controller for DC to DC charging. Now I need a switch if some kind to be able to switch from charging with the battery bank to the cart, and the other way around - from the cart to the bank. I don't think a generator transfer switch...
  6. E

    DC to DC Safely

    I hadn't considered that. I suppose I would need to add a step-up converter in order to trick the charger to increase the charging amperage? I do have a small charge controller I might experiment with. I would also want to get a switch that should allow me to charge in either direction.
  7. E

    DC to DC Safely

    Hello all, I just finished setting up a complete system from signature solar ((2) 5kwh GroWatt inverters, (3) 48v EG4 batteries). I also just converted a 2001 48v Club Car to LiFePo4 batteries (100ah total). I would like to be able to connect the batteries from my cart directly to my solar...
  8. E

    Too good to be true? AliExpress LiFePo4

    Recommendations for a nice looking battery that's also durable and has its own bms with low temp cut-off? Looking for cheaper alternatives than battleborn.
  9. E

    Too good to be true? AliExpress LiFePo4

    Hi all, I was browsing around AliExpress looking for a simple 12v LiFePo4 battery to use for power storage in my brother's work trailer. It will be connected to a hybrid inverter and charge from two panels mounted on the roof. I found a battery that claims to have low-temp cut-off and the...
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