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Recently carried out an upgrade on my solar setup. A bit of context. I am from Nigeria and grid in my country can be quite reliable. I set out to have a system completely independent of the grid and have this running for the past 6 years. Sometimes last year I started to plan on a...

Hi guys, I am completely new to Lifepo4 cells having just set up my bank less than 2 weeks ago. I did alots of research and had to unlearn everything from using Lead Acid batteries for over 6 years. I have Eve LF280K 16s BMS is JBD 7S-20S 200A One area I am a bit unclear about is around...

Hello everyone, I got 16 EVE LF280K in march 2022, they were suppose to be Grade A cell purchased from Amy Wan. I got manufacturer spec sheet which included capacity for each cell, and showed they were manufactured in December 2021 (a month before they were shipped out to me). I set them up and...

Greetings everyone, I find myself in the midst of an inverter upgrade. My current model is the trusty Axpert MKS 5KVA, which has served me well without any issues. However, my energy requirements have grown, prompting the need for an inverter capable of handling two different solar strings and...

Hello guys, I just got some eve lf280k from china and I am setting out to determine their capacity while also top charging them. The plan is to discharge each cell to 2.5v then charge them (using the EBC A40L tool) to 3.65v while noting how much capacity in Amps it takes to get it to 3.65v...

Hello everyone. Just finished some upgrades to my solar setup. It is something I diyed but I tried as much as possible to follow safety standards. I have an earth rod which I tested to have a resistance of 14ohms. I have a central ground busbar which serves as the termination point for all...

Hey all. Assembling my first LF280k cells. The plan is to assemble them into 16S battery bank. I got the JBL 7S-20S 200A BMS. I have a couple of questions. In other to speed up the top balance I wanted to divide the bank into 2 batches and connect each batch of battery in 8S series and have...

Greetings Elders, I humbly seek your counsel as I restructure my solar setup. Here’s my situation: The Setup Panels: 3x 52.3V Voc panels in series → Total STC Voc = 157V Charge Controller: Victron MPPT (150V max / 100A) Cabling Distance: 30m between panels and controller Context & Concerns...