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First of all you don't need Cat 6 for Raspberry Pi's Cat 6 supports gigabit and the Pi only supports 100M, so I assume you are running cat 6 for future upgrades. Fundamentally your plan should work with a few caveats listed below. The Cat6 is deferentially signaled meaning it shouldn't care about having a dc power line very close and at 48V the current is ...


If you are going to spend the money on the CAT6, why not go for the PoE Switch? I found this one at Amazon, which is not that expensive and would give you what you're trying to accomplish with room to grow. Shoot, at that price I may get one myself.


Fiber would be ideal, but... Bear in mind that terminating fiber is more exacting and more expensive. It requires special equipment and special skills. You can't just cut fiber with a pair of wire snips and crimp a plug on the end of it. The ends have to be angled and polished, and it sucks when you poke the little fibers in the ends of your fingers, etc. ...


Your best bet is to do this with fiber optics - copper networks between buildings are notoriously prone to lightning damage. I used to have a bunch of those; life after thunderstorms is much calmer with fiber optic links. Regardless of copper or fiber, be sure to only use exterior/wet location rated cable - all exterior conduits are defined as "wet ...

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