WiFi-Texas UL/CE/FCC Certified DC Power Supply | 24, 48 and 56 Volt DC for Power Over Ethernet Applications (48 Volt 2.5 Amp 120 Watt) 48 volt 120 watt power supply for PoE injectors or switches or other uses For use as Primary power, or as failover power for WiFi-Texas PoE injectors 110 volt to 240 volt AC input, up to 90% efficient, UL, FCC, DoE, CE listings For Expert Technical support from Austin, TX - call 512 479 0317