DH-CS4220-16GT-240

Basic

Switching Capacity

40 Gbps

Packet Forwarding Rate

29.76 Mpps

Description of Function Slots

Port 1-16: 16 × RJ-45 10/100/1000 Mbps (PoE); Port 17-18: 2 × RJ-45 10/100/1000 Mbps (uplink); Port 19-20: 2 ×SFP 1000 Mbps (uplink)

PoE Power

Port 1-2 ≤ 90 W, Port 3-16 ≤ 30 W, total ≤ 240 W

Layer

Layer 2

Operating Temperature

–10 °C to +55 °C (+14 °F to +131 °F)

Operating Humidity

5% –95% (RH), non-condensing

Power Supply

Built-in power supply: 100–240 VAC, 47–63 Hz, max 4 A

Power Consumption

Idling: ≤8.3 W ; Full load: 265 W

Statics Protection

Air discharge: 8 kV; Contact discharge: 6 kV

Lightning Protection

Common mode: 4 kV; Differential mode: 2 kV

Net Weight

2.37 kg (5.21 lb)

Product Dimensions

440 mm × 220 mm × 44 mm (17.32'' × 8.66'' × 1.73'') (L × W × H)

Hardware

PoE

Yes

Ethernet Port

16

Reset Button

1

Storage Temperature

–40 °C to +70 °C (–40 °F to +158 °F)

Storage Humidity

5%–95% (RH), non-condensing

Performance

MTBF

86.94 years

Packet Buffer Size

4 Mbit

Jumbo Frame

15K Byte

MAC Table Size

8K

VLAN Number

32

Communication Standard

IEEE802.3; IEEE802.3u; IEEE802.3x; IEEE802.3ab; IEEE802.3z

Feature

PoE Protocol

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

PoE Power Consumption Management

Yes

PoE Pin Assignment

1,2,4,5（V+）,3,6,7,8（V-）

Long Distance PoE Transmission

Yes

Ethernet Loop Protection

STP/RSTP

VLAN Function

Port-based VLAN

IEEE 802.3x Flow Control

Yes

DHCP Function

DHCP Client

Equipment Management

Web management; App management

General

Gross Weight

3.02 kg (6.64 lb)

Packaging Dimensions

540 mm × 342 mm × 90 mm (21.26'' × 13.46'' × 3.54'') (L × W × H)

Casing Material

Sheet metal

Installation

Desktop mount; rack mount

Certifications

CE

Packing List

Quick Start Guide × 1; Legal and Regulatory Information × 1; Power cord × 1; Rack-mount kit × 1