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I want to make custom long tails in place of the factory supplied MC4 (ie cut it off and joint a suitable length of cable down to my junction/marshalling cabinet). I am looking at 4mm and 6mm solar cables. Can anyone suggest a legitimate ferrule crimper system to make this straight joint. I...

Hi Guys Hope this is not a dumb question but AFAIK all the microinverters are of the grid-tie type and require connection to grid/main voltage so they can synchronize. Indeed if the mains trips then sync volts lost and the system shuts down (seems odd cant be right pls advise). My planned...

High Solarnerds, have you had bad experiences with MC4 connectors? I got some recently from Alix - yes dont all jump on me here. It was for the purpose of examining what fake products were like (not for serious use OK). Looking closely at the basic design, its been carefully formulated...

I have taken delivery of samples of TUV solar cables 6mm2. I was curious to know if these conformed to the specs. Correct me if I am wrong but we should have tinned Cu wire 0.3mm dia x 84 strands. This gives 5.94mm2 thats ok for 70A. The samples I got a) looked genuine printed on the...

Hi Guys, being annually retentive, I have been puzzling over making connections between prismatics, using typically aluminium busbar links. This seems to be a retro step given that you mechanically bolt a bar between two cells constraining movement given the tendency to swell during the usage...

Hi Guys I dont wish to hijack @milopalmer thread EG4 6500 Inrush Amp Limit but my post is related - hope this is proper etiquette Has anyone made use of thermistor devices (eg Ametherm or others out there) intended for current inrush protection on the load ac side - typically for small domestic...

Hi Guys Happy Yurts:) I was fascinated to read about the problems you faced is such an environment up there Kudes for your ingenuity BTW. As I am currently setting up a home based small scale evaluation program to test out Sodium Ion batteries that have come on the market via Ali from Hina...