Most reacted threads

Hi everybody, I almost got all my components but I have a doubt, I am following Wills classic 400 setup but Epever representative has advised to wire in a different way and I want your opinion. I was planning to wire the scc from the inverter pos. and negative and put a fuse there. However the...

Hi, I have filled the spreadshhet provided at the resources for sizing the system, are my results reasonable? I am not sure the the solar array is correct, only 565 ? Also the Inverter seems too low. I wanted to ask a question about the hours of full sun, can I use the number that the...

I have a large generator on site that I want as a backup but I have found that only the all in one systems can accept this, are there are any inverters that can do that as well? By the way does any one know a European distributor for Axpert or MPP ?

Hi, I am looking for a small no load charge inverter and found this one Giandel PS-1200JCR/24V, in the manual its stating that the 24V model is using 0.5A, that means 24V × 0.5A = 12W? Is this a good one?

I am looking for a Dirty water dc 7m head submergible water pump about 800 GPH. Any suggestions?

Hello, budget constrains are driving me away from Lithium batteries, could you recomend a good AGM, I need 2 12v 100ah or one 24V 100ah preferable a company that delivers to EU. I have allready emailed VMax.

It seems that there is a wise advise going around, try to get a big enough setup in the beggining so that it will be cheaper in the long run. I agree with it but I am finding a difficulty, the AIO systems that I can get so far, increate the size of the charge controler as they increase the...

Hi, I have a 410W panel with a 40A mppt epever scc a 12v 100ah sok battery and a giandel 1000w 12 V inverter, but after the battery fills the inverter starts the alzrm and resets and after about 10m it does it again and again. I think the probelm is that there is too much sun here the scc is...

Hi, I am getting a super high reading in my scc and wanted to ask how does it make make sense, the system is one 410w panel, epever 40a scc mppt, 1 sok 12v 100ah battery, giandel 1000w 12v inverter. The scc is showing on a daily basis around 25kwh beign generated, if I am correct this is 25 000...

Hello, are there any resources that can help us determine the recomended autonomy days for a certain location?

Hi, I am installing a 12V system for a small shed with one 410W panel, a 1000W giandel inverter, one 12v 100ah SOK lifepo4 battery with a SOK shunt battery monitor and a 40A epever Scc, I have seen Wills video (DIY 400 Watt) and read his book but I still have some doubts. 1.- Since I dont have...

Hi everybody, thanks for all your valuable advices for pv systems, I am living in Cyprus in the EU, we have 6h sunhine in the worst winter conditions and average 9h per year. So I am involved in an offgrid project and as you say I started doing the energy audit, got a sort of kill a watt and...