The Dahua CS4220-16GT-240 is a managed Layer 2 switch with Gigabit Ethernet and PoE support. Designed for installation in a communication cabinet or standalone use, it offers flexibility and performance in networks.

• Number of ports: 16 × RJ-45 10/100/1000 Mbps (PoE), 2 × RJ-45 10/100/1000 Mbps (uplink), 2 × SFP 1000 Mbps (uplink)
• PoE consumption: Ports 1 and 2 up to 90W, Ports 3 to 16 up to 30W, Total up to 240W
• PoE protocol support: IEEE802.3af, IEEE802.3at, Hi-PoE, IEEE802.3bt
• Standards compliance: IEEE802.3, IEEE802.3u, IEEE802.3x, IEEE802.3ab, IEEE802.3z
• Switching capacity: 40 Gbps
• Packet forwarding rate: 29.76 Mpps
• Packet buffer memory: 4 Mbit
• MAC table: 8000 entries
• Flow control: Supports IEEE802.3X flow control
• Operating temperature: -10°C ~ 55°C
• Operating humidity: 5% ~ 95% (non-condensing)
• Power supply: 100–240 VAC, 47–63 Hz, max 4 A
• Surge protection: Total 4KV, Differential 2KV
• Electrostatic discharge protection: Air discharge 8KV, Contact discharge 6KV
• Dimensions (W × D × H): 440 mm × 220 mm × 44 mm
• Net weight: 2.37 kg
• Limited VLAN capabilities: Port-based VLAN
• DHCP support: DHCP client
• Management: WEB, APP