Huawei S5700-48TP-PWR-SI supports 48 10/100/1000BASE-T ports, 4 of which are dual-purpose 10/100/1000BASE-T or SFP ports, PoE+, 2 hot swappable AC/DC power supplies
Huawei switch S5700-48TP-PWR-SI-AC supports 48 10/100/1000BASE-T ports, 4 of which are dual-purpose 10/100/1000BASE-T or SFP ports, PoE+, 2 hot swappable AC/DC power supplies, 1 AC equipped