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I'm an experienced electronics guy and wanted to replace my 11 year old and dying primary AGM battery bank on our yacht. It was 510AH 12V. Mainly based upon feedback in this forum, I chose to buy 12 LF280K cells from Docan and amy@docanpower.com. I'll configure a primary 4s2p 560AH bank to go...

I have installed 8 EVE 280AH LFPs in 2p4s with a 200A (max 300A) JK BMS. All is good. However, the starter motor is around 1400W or 120A but presumably draws a lot more on start up (cranking a 3cyl diesel on my boat). It is presumably going over 300A because the BMS is triggering a SCP (Short...

Heaps of inverters seem to use the LCD display shown below. Does any one know what protocol and method is used to "talk" to the board and select the various icons as well as numeric fields? I'm sure someone out there must have long ago decoded this stuff or found documentation. I would be...

I have 4 NEW M215 50Hz/240V M215 microinverters. I added them to my Enphase system and they will only put out 45 watts. There are no problems with low/high grid voltage nor with frequency. Everything measures perfectly and no errors reported in Enlighten Manager. I am concerned the firmware...