diy solar

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  • Is this the correct understanding of Bulk vs Float?

    I have a renogy 3000 inverter /charger. Do the Bulk and float settings affect WHEN the AC charger is turned on? I don't think so. I think bulk/float affect how much current is input to the batteries during charge thus shortening the charge time when bulk set higher. So setting both to...
  • My off-grid system to run my fridges.

    4 300w panels mounted south facing. 4 200ah Renogy AGM Batteries Grape 60amp charge controller Renogy 3000 watt inverter charger. I set this up outdoors, and I ran 2 10guage Extention cords into the house to the fridge and a freezer, plus a freezer outside. Wifey likes the idea of...
  • 4 batteries in parallel questions

    I've got 4 200ah AGM in parallel. I have a renogy 3000 inverter/charger. Should I connect the charger to one battery at the end, or a pos from one, neg from another in the middle? Will a charge balancer extend their life? I'd assume the balancer is between the AC output of the charger and...
  • Need troubleshooting advice

    Sigineer 6kw inverter/charger Atlas 10kw 200ah Lithium 48v After 8 months of successful cycling to my house via xfer switch, house panel providing utiliity power back to charger for PV shortfall, the battery charge fell to 4.5 v and both battery and inverter shutdown. The charger powered off...
  • 12v 100ah li prices vary widely, why?

    Ive seen prices from 173ish to 275ish. Assuming likewise features, does brand really matter?
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