EG4 Community Forum

Anonymous
Joined: October 15, 2025 11:01 pm
Topics: 3 / Replies: 14
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RE: EG4 19kpv charges battery from PV, passes grid through, but no AC output

@eric Thanks, Here's a screen shot of EG4 18kpv behavior following my most recent settings (above ,Remote_Set_2025_03_21.pdf) One interesting b...

7 months ago
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RE: 6000XP Charging even though it's forbidden

I've been following a protocol spec from Pylontech (RS485 pylon version 3.2). Is this the spec that the 6000XP implements for Lithium Type: 2 ? OR is ...

7 months ago
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Replies: 1
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RE: 48V EG4 WallMount Indoor 280Ah battery with Sol-Ark 15K having F20 errors

@eric Some progress. The contractor pointed out to me that I have 4 strings, and the Sol-Ark 15K has 3 MPPTs. I am allowed to put a max of 2 strings...

7 months ago
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RE: GridBOSS/FlexBOSS not backing up when grid is down

Same problem this morning...grid went down and backup load power went out. Battery was charged (and charging) and both solar systems were producing po...

7 months ago
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Replies: 3
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RE: SOLVED Vbus Overrange Issue!

@wardo5757 It happened on two separate inverters. Some people have mentioned it. One guy had a laser printer that did it. People on the Diy solar foru...

7 months ago
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RE: Ethernet adapter and 18kPV

@helidriver I did some reading on other forums, and it looks it might not be possible.

7 months ago
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RE: Brightmount no more?

Production has not stopped, but they are currently out of stock. I apologize for the inconvenience!

7 months ago
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RE: EG4 19kpv charges battery from PV, passes grid through, but no AC output

@george-redinger Let me know how this works for you. If the inverter is not operating as you want it to, please let me know and we will do our best to...

7 months ago
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RE: At the end of my first full day on 2nd wall mount battery; Some things don't look right on the desktop app.

@dfwtinkerI apologize for the delayed response, but it looks like it's already resolving the balancing issue. Yes, letting it cycle a few days would b...

7 months ago
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RE: At the end of my first full day on 2nd wall mount battery; Some things don't look right on the desktop app.

@eric When I was finally able to get online this morning i noticed that the SOC on my batteries were wildly different (87 & 77%) after only about ...

7 months ago
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RE: EG4 19kpv charges battery from PV, passes grid through, but no AC output

Thanks, good advice. This setting seemed to be working prior to 2021 (working with 1717) Interpretations of settings is a puzzle. I asked Grok ...

7 months ago
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