The hp x362 54 v dc 1110 w 115 240 v ac poe power supply is used in hp 5500 hi switches to support 800 watts of poe power if used alone or up to 1440 watts of poe power if used in tandem features 720w poe power supply 100 240 vac input 56 vdc ouput for use in poe versions of the hp 5500 hi switch series