Huawei S5700-28C-PWR-SI-AC switch supports 24 10/100/1000BASE-T ports, 4 of which are dual-purpose 10/100/1000BASE-T or 100/1000BASE-X ports, PoE+, 2 hot swappable AC power supplies, 1 AC equipped

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

Huawei S5700-52C-PWR-EI switch supports 48 10/100/1000BASE-T ports, 2 hot swappable AC power supplies, without power supply equipped, PoE+