EG4 Community Forum

Anonymous
Joined: September 17, 2025 8:36 am
Topics: 2 / Replies: 14
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RE: GridBOSS/FlexBOSS not backing up when grid is down

@Eric Yes, backup loads breaker is/was on. I'm not sure if you saw my most recent post. Power is being supplied to the backup loads on both grid and...

6 months ago
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RE: Indoor Wall Mount Firmware update questions

@eric Here is a pic of what my battery currently indicates for firmware/LCD version Do I need to update both the firmware and the LCD? If so, cou...

6 months ago
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RE: Indoor Wall Mount Firmware update questions

There are 2 firmware updates for the indoor WallMount batteries. RS485=Z02T04 and RS232=S02T11. You will need both RS485 and RS232 cables for these up...

6 months ago
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RE: EG4 6000xp charging speed set up (PLEASE HELP)

I don't know much about this battery, but what do you have the charge current set to on the inverter?Do you have the inverter on lead acid mode?

6 months ago
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RE: How does this make sense?...

Can you please provide more information about your system?How many batteries?Are you using any smart ports or AC couple?

6 months ago
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RE: Can EG4 provide feedback about flickering on the 18Kpv?

I'm glad you aren't having anymore issues! If you encounter any other issues, feel free to reach out to me!

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

@fizziocrat Just want to confirm, did you have the backup loads breaker on?@eabowdenDo you have power backup enabled on the inverter settings and also...

6 months ago
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RE: Can EG4 provide feedback about flickering on the 18Kpv?

I finally got around to installing the latest firmware (-2021) this weekend. So far I have not seen any significant LED flicker even when my mini-spl...

6 months ago
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RE: SOLVED Vbus Overrange Issue!

@jsaginaw I used an oscilloscope when 8 first started trying to solve this issue. The inverter outputs a sine wave, but I didn't study it very close t...

6 months ago
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RE: SOLVED Vbus Overrange Issue!

@CoolRunnings very neat find - I found this thread as I was wondering if anyone had added bus capacitance to the output of the 18K, but to solve a dif...

6 months ago
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Replies: 5
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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...

6 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 ...

6 months ago
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Replies: 1
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