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What do you guys think of the new EVE LFP battery launch last week?

I just came across this growatt inverter and was wondering if anyone has used it before. The specs looks very promising for connecting large number of high wattage panels.

Anyone knows where I can buy server rack battery case to install my own LiFePo4 battery cells?

What do you guys think of this crowdfunding power station? https://www.indiegogo.com/projects/mango-power-super-capacity-home-backup-battery

Anyone knows the maximum PV input current for Growatt Inverter model SPF5000TL HVM-P?

I have been using the Growatt SPF 5000 ES since September of this month. I recently noticed that solar generation goes off for an hr to 3 hrs each day. When this happens the inverter is able to read voltage from the panels but no current. I have 12 panels connected to the inverter in 3 strings...

Anyone knows a way I can access or monitor my 16s 48v 200A Smart Daly Bluetooth BMS remotely?

I have successfully gone off grid. Fortunately i seem to have oversized my system. Batteries are fully charged by 11am. Sun last till 5pm on most days I am thinking of designing an automatic system that would power on my air-conditioning when the batteries are fully charged. Anyone with...

So I read that the inverter and BMS voltage settings are supposed to be different. I need helping confirming if my settings are right since I have been getting voltage spikes in the morning after the sun has charged the battery bank for a few hours. I am using the following: 16x 3.2v 280Ah CATL...

My order of 16pcs of 3.2v 280AH CATL cells from alibaba just got delivered to me in West Africa - Ghana. I decided to order from Shelly Fang (Shenzhen Jidian Technology Co., Ltd). Took roughly 3 months. Packaging is very good. cells looks to be in very good condition. I checked the individual...

Can anyone explain to me why the voltages of solar panels increase with low temperature Thank you for reading

Looking for advice on charge profile for a 48v system. Thanks for reading

I am planning on building a lithium battery pack with LifePO4 cells. this pack when fully charged by my solar panels would then be used to charge my chevrolet volt. the ev charger is rated 16A 240v. Any ideas, advice or suggestions??

I am planning on putting some LifePO4 cells together to make a battery bank, preferably 48v. I need a simply display to show me the state of charge like what is used in the nissan leaf bank below

so I found these battery packs on alibaba and was wondering if anyone has tried them. they seem to be already matched & configured cells into modules / battery banks (48v). I have requested for more information such as:- cell brand/manufacturer bms datasheet They can be connected stacked up in...