[RE-wrenches] MC4 Y Connectors

Steven Lawrence lawrencesteven at gmail.com
Thu Mar 8 10:00:45 PST 2012


 Allen,

I use to use them on the old Sanyo modules.  As long as the combined short
circuit rating is less than the series fuse rating, you'll be ok.  They're
really only good for modules with high voltage/low current.

-Steven


>
> From: Allen Frishman <amfrish at aeonsolar.com>
> To: RE-wrenches <re-wrenches at lists.re-wrenches.org>
> Subject: [RE-wrenches] MC4 Y Connectors
> Message-ID: <42E20031-9717-4550-BBE2-8DBA51F57E34 at aeonsolar.com>
> Content-Type: text/plain; charset="us-ascii"
>
> Wrenchers,
> Has anyone used MC4 Y Connectors to combine strings?  This website claims
> that they are TUV Certified but does not list the manufacturer.  Seems like
> best practice to fuse each string but wanted to see what others think about
> this product and the idea of fusing every two strings instead of each
> individual string.
>
> http://www.solarpenny.com/MC4-Y-Connectors-609-4431.htm
>
> Al Frishman
> AeonSolar
>
> (917) 699-6641 - cell
> (888) 460-2867
> www.aeonsolar.com
>
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