28-Port Unmanaged Gigabit Switch 24-Port PoE

> Intelligent PoE

> Red Port Supports BT 90W

> All-giga Ports

> Smooth Transmission

> Wide Working Temperature: –10 to 55°C (14°F to 131°F)

> Plug and Play

• Certification

  Layer

  Layer 2

  Managed

  No

  Switching Capacity

  52 Gbps

  Packet Forwarding Rate

  38.688 Mpps

  Packet Buffer Memory

  4 Mbit

  MAC Table Size

  8K

  Standards Compliance

  IEEE802.3, IEEE802.3u, IEEE802.3x, IEEE802.3ab, IEEE802.3z

  Hardware Feature

  Standard Power Supply

  Yes

  PoE

  Yes

  Ethernet Port

  24

  Optical Port

  2

  Ethernet Port Rate

  1 Gbps

  Optical Port Rate

  1 Gbps

  Number of Bussiness Card Slots

  Port 1–24: 24 × RJ45 10/100/1000 M (PoE) Port 25–26: 2 × RJ45 10/100/1000 (uplink) Port 27–28: 2 × SFP 1000 M (uplink)

  Power Supply

  100V AC–240V AC

  Operating Temperature

  –10°C to 55°C (14°F to 131°F)

  Operating Humidity

  10%–90%

  Storage Humidity

  5%–95%

  Power Consumption

  Idling: 8W Full load: 240W

  PoE

  PoE Standard

  IEEE802.3af/ IEEE802.3at/ Hi-PoE/IEEE802.3bt

  PoE Budget

  Port 1–2≤90W, Port 3–24≤30W, total≤240W

  PoE Pin Assignment

  PoE/Hi-PoE: 1, 2, 4, 5 (V+), 3, 6, 7, 8 (V-)

  General

  ESD

  Air discharge: 8kV Contact discharge: 6kV

  Thunderproof

  Common mode: 4kV Differential mode: 2kV

  Dimensions

  440 mm × 300 mm × 44 mm (17.32" × 11.81" × 1.73")

  Packaging Dimensions

  527 mm × 412 mm × 110 mm (20.75" × 16.22" × 4.33")