EG4 Community Forum

Anonymous
Joined: July 10, 2026 8:10 pm
Topics: 7 / Replies: 19
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RE: 48v LL Battery cluster overloading charge amps modbus register

Hey support, I really need some help with this. I did more digging and found the latest firmware package for the LL-s units actually have a change lo...

9 months ago
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9 months ago
Replies: 2
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RE: FlexBoss21 - Battery Low Voltage error

Ok I will give re-wiring a shot provided the wires are long enough as the inverter is installed over the battery at the end. Coincidentally I did chec...

9 months ago
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RE: Charging using SOC parameters

@eg4eric yes solartom station: north hill

9 months ago
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RE: FlexBoss21 - Battery Low Voltage error

If possible, I recommend wiring the batteries as shown in the image below. I'm not saying that this will resolve the issue completely, but it could be...

9 months ago
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RE: FlexBoss21 - Battery Low Voltage error

Just wanted to add that another family member has the exact same setup and is also facing this issue

9 months ago
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RE: FlexBoss21 - Battery Low Voltage error

@eg4eric they are connected in series. The first battery is connected to the FlexBoss and the other 2 are chained after it. On a side note I also have...

9 months ago
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RE: FlexBoss and GridBoss error codes

@eg4eric Thanks. The copy of manual I had was from December 2024 and didn't have the table added yet.

9 months ago
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RE: FlexBoss21 - Battery Low Voltage error

I apologize that no one has been able to get in touch with you. We have been receiving a high volume of emails, but we are responding to them in the o...

9 months ago
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RE: How often does SmartESS update the kWhr total for the day ?

@eg4eric The point is that I WANT to use open loop "USE" protocol for off-grid reliability. The problem is that with Open Loop, the SmartESS software ...

9 months ago
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RE: Charging using SOC parameters

Is the system online so I can review the settings and ensure everything is correct?

9 months ago
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9 months ago
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