Dahua 20-Port Cloud Managed Desktop Gigabit Switch (DH-CS4220-16GT-190)

The Dahua DH-CS4220-16GT-190 is a powerful 20-port cloud managed Gigabit switch designed for high-performance enterprise networks and large-scale surveillance systems. Featuring 16 Gigabit PoE ports, dedicated uplink ports, and SFP fiber connectivity, it delivers high-speed data transmission alongside reliable power distribution to connected devices. With support for IEEE 802.3af/at, Hi-PoE, and IEEE 802.3bt standards, this switch is capable of powering demanding devices such as PTZ cameras and advanced wireless access points. Its cloud and web-based management capabilities enable centralized control, real-time monitoring, and intelligent PoE management, making it ideal for scalable and mission-critical network environments.

Product Features

Cloud and Web Management

The switch supports centralized cloud and web-based management, allowing administrators to configure, monitor, and manage network devices remotely with real-time visibility and control.

16-Port Gigabit PoE Connectivity

Equipped with 16 × 10/100/1000 Mbps PoE ports, the switch provides high-speed data transfer and efficient power delivery to IP cameras, access points, and other PoE-enabled devices.

Dedicated Uplink and SFP Ports

Includes 2 Gigabit RJ45 uplink ports and 2 SFP fiber uplink ports, ensuring flexible and high-speed connections to core networks and enabling long-distance fiber communication.

High-Power PoE with IEEE 802.3bt Support

Ports 1 and 2 support up to 90W output, while ports 3–16 support up to 30W each, making the switch suitable for high-power devices and advanced network equipment.

Intelligent PoE Power Management

Features advanced PoE power management, including power allocation, port-level control, and overload protection to ensure stable and efficient power distribution.

Advanced Network Protocol Support

Supports Spanning Tree Protocol (STP/RSTP), VLAN segmentation, and flow control, improving network reliability, redundancy, and traffic management.

Long-Distance PoE Transmission

Supports extended PoE transmission capabilities, enabling deployment across large facilities such as campuses, warehouses, and industrial sites.

Durable Metal Construction

Designed with a fully enclosed metal casing, the switch is dust-proof and built for durability, ensuring consistent performance in demanding environments.

Product Specifications

• Ports: 16 × RJ45 10/100/1000 Mbps PoE ports, 2 × RJ45 Gigabit uplink ports, 2 × SFP 1 Gbps uplink ports
• Switching Capacity: 40 Gbps
• Packet Forwarding Rate: 29.76 Mpps
• Layer: Layer 2
• PoE Standards: IEEE 802.3af, IEEE 802.3at, Hi-PoE, IEEE 802.3bt
• PoE Budget: Total 190 W
  • Ports 1–2 ≤ 90 W
  • Ports 3–16 ≤ 30 W
• Power Supply: Built-in 100–240 V AC, 47–63 Hz
• Power Consumption: Idle ≤ 8.3 W; Full load 212 W
• MAC Address Table: 8K
• Packet Buffer Size: 4 Mbit
• Jumbo Frame Support: Up to 15K bytes
• VLAN Support: Up to 32 VLANs (port-based VLAN)
• Spanning Tree Protocol: STP/RSTP
• Communication Standards: IEEE 802.3, IEEE 802.3u, IEEE 802.3x, IEEE 802.3ab, IEEE 802.3z
• Operating Temperature: –10 °C to +55 °C
• Storage Temperature: –40 °C to +70 °C
• Operating Humidity: 5%–95% RH non-condensing
• Surge Protection: Air discharge 8 kV; contact discharge 6 kV
• Lightning Protection: Common mode 4 kV; differential mode 2 kV
• MTBF: 86.94 years
• Installation Type: Desktop or rack mount
• Casing Material: Sheet metal
• Dimensions: 440 mm × 220 mm × 44 mm
• Weight: Net 2.32 kg; Gross 2.97 kg
• Management: Web management and app-based cloud management
• Included Accessories: Quick start guide, regulatory information, and installation accessories