Huawei CloudEngine S5755-H series switches are high-quality gigabit access switches that provide 24 or 48 10/100/1000BASE-T downlink ports, four 25GE plus two 100GE uplink ports, and expansion card slots. It features 24 Gigabit Ethernet (GE) ports for connecting devices like computers, VoIP phones, IP cameras, and wireless access points, and 4 SFP+ ports. Power Supply System: The switch has a built-in AC power module and does not support pluggable power modules. The built-in power module can provide 380 W PoE power, which ensures full PoE power on 24 ports in compliance with 802. Heat Dissipation System:. A 24-port Gigabit L2 PoE managed switch with 4 x 10GE SFP+ uplinks, 400W PoE, VLANs, LLDP, QoS/ACL, and cloud management.