EG4 Community Forum

Anonymous
Joined: October 10, 2025 10:15 am
Topics: 3 / Replies: 14
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RE: Battery use during certain time

I've only been on grid with mine for 3 days, I'm doing things a little different but Self Consumption works extremely well for me. I have my system s...

3 months ago
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RE: Voltages displayed on the EG4 app?

Do you know which version of the app you're using? You can find it at the very bottom of the login screen.

3 months ago
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RE: 12000XP and UL9540

@solar_pergola It depends, NEC 2023 does require RSD for ESS under certain conditions, primarily for firefighter safety. However, enforcement depends ...

3 months ago
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RE: Dual Gridboss with single 48KWh Generator

As of now, you will need 2 generators. 1 for each Gridboss. I don't believe it is possible for 2 Gridboss' to control 1 generator.

3 months ago
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Replies: 7
Views: 162
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RE: Installer Code Needed For Installer Who Doesn’t Know The Code

@llneal14 It is possible to change it. We'll just need your inverter’s serial number to make the update for you.

3 months ago
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RE: Installer Code Needed For Installer Who Doesn’t Know The Code

If you originally used the wrong code and now have the correct code is there a way to change it?

3 months ago
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RE: 18kpv Weather Optimize

With Weather Optimize enabled, and verified the Battery Backup Mode and PV Charge Priority were both disabled, the inverter again switched from the ba...

3 months ago
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Replies: 2
Views: 197
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RE: Small heater blankets don’t work

@eg4eric They both have digital auto off timers. The one on the left will turn on for a few seconds then the lights start flashing. The one on the ...

3 months ago
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RE: 12000XP and UL9540

NEC 2023 requires ESS RSD. Even off grid NEC still applies? I'm surprised there is no plan to do this for the 12000xp.

3 months ago
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RE: 18kpv Weather Optimize

Eric, Thanks for the reply. Both Battery Backup Mode and PV Charge Priority are currently disabled in the Maintenance Tab / Working Mode Setting. ...

3 months ago
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RE: Correct Smart Port configuration

@signaturesolarsupport - similar question. I would like my smartload on when the grid is on, but when the grid is off only when the battery is pretty...

3 months ago
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RE: 12000XP and UL9540

You would need to check your local code and utility requirement.

3 months ago
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RE: RJ45 Cat 6 Cable

You can use a Standard Cat 6 cable for communications between batteries. You will need custom cables for the BMS and LCD updates. - BMS: RS232, pins 4...

3 months ago
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