EG4 Community Forum

Anonymous
Joined: October 4, 2025 11:55 pm
Topics: 3 / Replies: 14
Reply
RE: Commissioning new 18kPV and battery

This is possible, and once the grid connections are made, the system will automatically detect the phasing. I suggest connecting the Wi-Fi dongle to t...

12 months ago
Forum
Topic
Forum
Replies: 1
Views: 574
Reply
RE: 18Kpv unwanted (momentary) export to grid

Please keep the community updated as we're really interested in this topic. Need to ensure zero export means zero.

12 months ago
Forum
Reply
RE: Need EG4 Chargeverter to EG4 Wallmount Battery connection guid with specifics.

So, once we need to add that third battery, a busbar will be needed? That makes sense.

12 months ago
Forum
Topic
Forum
Replies: 4
Views: 846
Reply
RE: 18Kpv will not do what I want

At this point, I am just going to let it run for a couple of days to see how it goes. Today it successfully charged battery in the morning, then char...

12 months ago
Forum
Reply
RE: 96% charged EG4 outdoor powerwall batteries depleted in 4 hours at 1500W continuous use??

I’ve posted recently not to look at SOC and go with battery voltage. Took me a long time to get over SOC. Mine show 0% at 47 volts and EG4 says 20% is...

12 months ago
Reply
RE: 18Kpv will not do what I want

There are a lot of things that could be made clearer in the manual. I was very frustrated at times. I felt like an idiot but it wasn’t me it was beca...

12 months ago
Forum
Reply
RE: 48v LL Battery cluster overloading charge amps modbus register

Here is a graph from yesterday showing how this effects the tracking of data. That sudden big drop in the amps is when the register overflowed and wr...

12 months ago
Forum
Reply
RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

No problem!! Glad to help! Just remember that the voltage while charging will be higher than the voltage while discharging even though the BMS will ...

12 months ago
Forum
Reply
RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

SomeJ this is very very useful information and these curves is exactly what I am experiencing 50 to 54 is like bulk of the range 10% to 90% 46 to 50V...

12 months ago
Forum
Reply
RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

Here is an example of my system today while it is performing the monthly top up / SOC sync. (using Schneider inverters and charge controllers) My ...

12 months ago
Forum
Reply
RE: EG4 Wall Mount Pros (Optimal Settings for Optimal Performance and longevity

The nature of these lithium based batteries do not provide for a very consistent SOC vs voltage curve like with lead acid batteries. I have seen some...

12 months ago
Forum
Reply
RE: 48v LL Battery cluster overloading charge amps modbus register

I can't find a way to edit the original post while it is in a pending state, but one solution that EG4 could employ without increasing the register si...

12 months ago
Forum
Page 265 / 277