Forum Discussion

howardwheeler's avatar
howardwheeler
Explorer
Mar 27, 2017

What are the differences in a T4 connector and a MC4?

I've never hooked up solar panels before and now face two different connectors: T4 and MC4. Is one better than the other or more suitable for particular applications? And most important, do they plug...
howardwheeler's avatar
howardwheeler
Explorer
Mar 29, 2017
Should I follow MEX's advise and put electric grease in the connectors? I thought they were o-ring tight. I can surely do it if it is advisable. I really don't want to get back up on my roof any more than absolutely necessary.

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