/products/raspberry-pi/b/blog/posts/the-road-to-raspberry-pi4b-poe-hat-roadtest-review-comparison-pi3bWhile in a holding pattern, waiting for power supply deliveries for both the PoE and Pi4B, I started some parallel work that was proposed in the RoadTest application. Since the specification indicated the PoE Hat was compatible with the Pi3B+, I figuen-USTelligent Community 12https://community.element14.com/products/raspberry-pi/b/blog/posts/the-road-to-raspberry-pi4b-poe-hat-roadtest-review-comparison-pi3bTue, 21 Apr 2020 12:18:54 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:9550947c-308f-4d6b-9dd1-12aa91e75b62mp21001<p>Very useful information Sean, things that I would have expected to be in the documentation.&nbsp; The idea of the PoE hat always sounded good, but as with so many upgrades, there&#39;s often a lot of &quot;fiddling&quot; with things physically to get it to work the way you want it to.&nbsp; The dual-powering item is an important one.&nbsp; It would be good to know that the PoE hat works nicely with the normal power supply, switching safely between the two choices.</p><img src="https://community.element14.com/aggbug?PostID=9127&AppID=86&AppType=Weblog&ContentType=0" width="1" height="1">