all 12 ports support 90W PoE, AC + 48VDC RPS power, 802.3af/at/bt, total 370watts PoE, StackingL3 full 10G + 25G PoE Switch (12x 1G/2.5G/5G/10GBase-T + 6x 10G/25GbE (SFP28), all 12 ports support 90W PoE, AC + 48VDC RPS power, 802.3af/at/bt, total 370watts PoE, Stacking