I have a couple setups now with RB600 and 604 Daughter Board, 1 XR5, 3 XR2 I use a 24V 75W Laptop Universal Power Supply, Inject into Cat6 on one end and split the POE inside the box on the other end (Hand Built Splitter and POE Injector to handle the load and offer surge suppression both ways 23.7V...