Tycon Power (TP-DCDC-1224-HP) 10-15VDC In, 24VDC Out 35W DC to DC - 10 V DC, 15 V DC Input - 24 V DC Output - 1 x Ethernet Input Port(s) - 1 x PoE Output Port(s) - 35 W

Tycon Power Systems

The TP-DCDC-1224-HP DC to DC converters offered by Tycon Power Systems are a low cost and high reliability solution for those requiring 24VDC Power Over Ethernet voltage from a 12V battery system.

They have an integrated POE injector to apply the regulated 24VDC to the CAT5 Ethernet cable. The input voltage must be between 10VDC and 15VDC.

They accept data-in to a shielded RJ45 Jack and provide data-out and POE power on the shielded RJ45 output jack.
They work by supplying power on the unused Ethernet pins 4,5(V+) and 7,8(V-).

They have various protections for surge, short circuit and overload. The units have power output of 30W.