EG4 Community Forum

Anonymous
Joined: August 20, 2025 1:54 pm
Topics: 2 / Replies: 14
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RE: New EG4 battery firmware updater

Where the hell do you find instructions on how to use this updater? I just received it, there's nothing in the box, I can't find anything in the knowl...

3 weeks ago
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RE: 18kpv Weather Optimize

I don't see how weather optimize would work with off-grid, as the way I understand it, the inverter would use the grid to charge battery to set point ...

3 weeks ago
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RE: Solar mistakes you made

Howdy. Hopefully this will save someone the $3K the lesson cost me! My biggest mistake was under estimating the amount of water I would need. Nee...

3 weeks ago
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RE: 12000XP Battery Protocol Details

@eg4eric Yes. After that didn't work, i tried every code under the lithium section.

3 weeks ago
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RE: 12000XP Battery Protocol Details

@henderson Usually, communication works with Luxpower protocol which is Lithium Type: 6. Is that the protocol you tried on the inverter?

3 weeks ago
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RE: Is this normal behavior from my Inverter?

That is not normal behavior, do you have PV and batteries in your system?

3 weeks ago
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RE: outage blips Flexboss21 + gridboss21

@cowsaround After speaking with EG4 Tech support (903-609-1988 option 2) I decided to use the solution that Krzysiek_KTA used. The Tech I had on th...

3 weeks ago
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RE: 18kpv Weather Optimize

What are the advantages of having weather optimize on for an off-grid setup? Thanks.

3 weeks ago
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RE: Solar mistakes you made

My biggest mistake was buying 24V batteries instead of 48V. At the time 24V batteries were much cheaper, but running series parallel with so many bat...

3 weeks ago
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RE: outage blips Flexboss21 + gridboss21

Update:I performed a full system shutdown and restart, grounded my PV array separately and removed some panels from two of my strings to drop my volta...

3 weeks ago
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RE: 12000XP LOAD (EPS) Breaker Trip Rating / Setting

The 12000XP can output approximately 50 amps continuous and 75 amps peak. I use an 80 amp breaker in my combiner box (for paralleling) but my shop is...

3 weeks ago
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RE: Is this normal behavior from my Inverter?

It sounds like a click of an internal relay.

3 weeks ago
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