DH-PFS4218-16ET-190 is a type of layer-two managed PoE switch. It provides 16 100 Mbps PoE ports and 2 gigabit uplink combo ports. The full load is 240W.
With all metal design, the product has good heat dissipation and low power consumption, which can work in environments from –10°C to +55°C. The product owns powerful network management functions. Network management system supports CLI, iLinksView, web and network management software based on SNMP.

 The parameters and datasheets below can only be applied to V2.0 (version 2.0)

•  Intelligent PoE
•  Red port supports 90W IEEE802.3bt
•  Web management with friendly interface and easy operation
•  250 m long distance PoE transmission
•  PoE watchdog
•  Plug and play

Performance

• Layer: Layer 2
• Managed: Yes
• Switching Capacity: 8.8 Gbps
• Packet Forwarding Rate: 5.36 Mpps
• Packet Buffer Memory: 2.75 Mbit
• MAC Table Size: 4K
• Communication Standard: IEEE802.3; IEEE802.3u; IEEE802.3x; IEEE 802.3ab; IEEE 802.3z

Hardware Feature

• Standard Power Supply: Yes
• PoE: Yes
• Ethernet Port: 16
• Optical Port: 2
• Ethernet Port Rate: 100 Mbps
• Optical Port Rate: 1 Gbps
• Number of Bussiness Card Slots -Port 1-16: 16 × RJ-45 10 M/100 M (PoE)
                                                 -Port 17-18: 2 × RJ-45 10 M/100 M/1000 M (uplink)
                                                 -Port 17-18: 2 × SFP 1000 M (uplink) (combo)
• Debugging Console × 1
• Power Supply 100V–240V AC
• Operating Temperature –10 °C to +55 ° (14 °F to 131 °F)
• Operating Humidity 10% RH–90% RH
• Power Consumption Idling: 10W Full load: 190W

PoE

• PoE Standard IEEE802.3af/ IEEE802.3at/ Hi-PoE/IEEE802.3bt
• PoE Budget Port 1-2 ≤ 90W, Port 3-16≤ 30W, total ≤ 190W
• PoE Pin Assignment 1, 2, 4, 5 (V+), 3, 6, 7, 8 (V-)
• PoE Management -Power consumption management
                             Power on and power off
                             Power down for overload
                             Green PoE
                             Legacy support
• Long Distance PoE Transmission:  250 m long-distance power supply

Function

• Spanning Tree Protocol: IEEE 802.1d (STP); 802.1w (RSTP)
  VLAN :IEEE802.1q Standard VLAN
  Flow Control: Support IEEE 802.3x (full duplex flow control) and back pressure flow control (half duplex)
• Link Aggregation:  Static; LACP
• Port Mirroring: One-to-one; multiple-to-one

• Multicast: GMP snooping based on port
• DHCP: DHCP client
• Security: Hardware supports IP and MAC binding based on port, MAC filtering based on port, and IEEE802.1x port authentication
• QoS : High and low priority
           WRR
           802.1P
           DSCP
           Priority based on protocol

General

• ESD : Air discharge: 8kV
           Contact discharge: 6kV
• Thunder-proof : Common mode: 4kV
                          Differential mode: 2kV
• Dimensions:  440 mm × 300 mm × 44 mm (17.32" × 11.81" × 1.73") (L × W × H)
• Packaging Dimensions : Packing box: 527 mm × 412 mm × 110 mm (20.75" × 16.22" × 4.33") (L × W × H) Protective box: 584 mm × 549 mm × 446 mm (22.99" × 21.61" × 17.56") (L × W × H)

1. Data Sheet