54V 3.9A Power Supply for Ubiquiti USW Flex 2.5G 8 PoE

54V 3.9A Power Supply for Ubiquiti USW Flex 2.5G 8 PoE Ubiquiti Networks UniFi XG 6 PoE (US-XG-6POE) Switches, USW-Ultra-210W USW-Pro-Max-16-PoE UACC-Adapter-AC-210W ADS-210NX-48-1 540210E (54V 3.9A)