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The California approved list for inverters seems to be focused on grid tie systems. The utilities are concerned about what is going to back feed their grid. Here is the question. For off grid systems does the inverter need to be on the list?

In my sailboat I used 100Ah batteries. One reason is they are half the weight and size of a 200 Ah battery. Easier to carry down the companion way. More options to orient them in the rack or under the seats. When I moved my batteries out of the engine room, away from the heat, and placed them...

While searching the internet and evaluating inverters I found the BluePower SP6548. It is a clone of the EG4 6500-EX, or is the other way around. Are they both made by the same manufacturer and just labeled differently? The user manuals are even very similar, 90% same text, same drawings, some...

I apologize if one of the previous answers mentioned this. But I believe the purpose of an MPPT controller is to charge your battery. Depending on the current state of charge of the battery the controller outputs different voltage and current levels. Sending 30 volts to a 12 volt battery is bad...