Originally Posted by seaman-lew
you guys are right it is the plug
is there a good water proof plug or should I hard wire them
The MC4 plug they come with should be waterproof, having said that I believe I will replace my plugs with heat shrink crimps, I suspicion I have a couple of high resistance connections, my bank isn't making what I think it should.
MC4 Solar connectors are all over Ebay for about a buck ea.