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  1. wingedlizard

    Migrating from 24v to 48v.

    I am upgrading from a growatt 24v inverter to an eg4 6000xp 48v inverter. I've order 1 48v EG4 LL battery ( 100ah) as well. My current system consists of two 150AH 24v batteries in parallel ( 300AH). I want to serialize these into a single 150AH 48v battery, then put the EG4 battery ( 100AH)...
  2. wingedlizard

    Growatt 3000 - 'Solar/Battery/Utility' firmware issue?

    I have a growatt 3000 SPF LVM with 6.5 KHW battery. I have my inverter set to 'Solar/Battery/Utility' but when my battery hit's 100%, I don't think it's trying to pull any solar, because it reports '0 W' solar PV on solar assistant. Does it draw on the battery and not use solar when the...
  3. wingedlizard

    Growatt 3000 240 panel recomendations

    What panels are recommended for a growatt 3000 24v which has voc of 145 and mppt of 125? Currently, I have six 175w panel form renogy ( 3s2p ), but I am thinking of adding a second growatt 3000 for split phase ( to support my well pump). I'd rather go with another vendor which may be...
  4. wingedlizard

    replace weize bms ( 12v -> 24v

    I've added a new battery to my 24v solar charger/inverter, and I have two weize 12v 100ah batteries. I'm considering tearing the batteries apart to create a 24v battery with a smarter BMS. I've seen the teardown by Will Prowse and believe the batteries to be welded to the bus bars, so I need...
  5. wingedlizard

    Recommendations requested for battery expansion

    I have a 24v Growatt SPF, 1kw of panels, two 12v 100ah weize lifepo4 batteries and a PI running solar assistant. I need to expand my batteries. I have been looking at the EG4 battery to put in parallel with my 24v battery bank, but when I talk to vendors, they do not recommend using different...
  6. wingedlizard

    Upgrading to split phase, do I loose my ATS?

    I have a small DIY solar electric generator system: 1 (24v) Growatt 3000, 2 Weize 100 AH batteries, about 700W of panels. I would like to double the batteries and double the solar cells next year. I use it to power some items in my garage -- refrigerator, water softener, some rechargable...
  7. wingedlizard

    All-in-one drawbacks?

    I have built a small solar generator ( 350w, 40a mppt, 1000w inverter, single 12v 100ah lifepo4 battery), and I'm thinking of getting a bigger inverter. I will need another battery to support a bigger current draw of the inverter, and will probably want to double my panels as well. May go...
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