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DAHUA CS4220-16GT-190 20-Port Cloud Managed Gigabit PoE Switch
Key Features
Brand: Dahua
16 × full Gigabit PoE ports with 190 W budget
2 × RJ45 + 2 × SFP Gigabit uplinks
Complete cloud management and alerts via DMSS
250 m long-distance PoE transmission mode
1 Year Warranty
Dahua CS4220-16GT-190 20-Port Cloud Managed Switch Complete Review and Setup Guide
The Dahua CS4220-16GT-190 is an enterprise-grade Layer 2 cloud-managed desktop Gigabit switch designed to provide advanced network routing security and heavy-duty power delivery. This guide covers its key features specifications deployment strategies and performance capabilities to help you optimize your business network
As modern companies scale up their digital operations reliable high-speed wired infrastructure becomes mandatory. The CS4220-16GT-190 addresses this by combining full Gigabit wireline delivery with sophisticated cloud-based traffic management. It serves as a scalable solution for organizations experiencing sudden increases in local device deployment security hardware communication demands and user traffic.
This specific network switch acts as a central hub for distributed workforces IP security networks and wireless environments relying on uninterrupted data streams. By deploying this device network administrators can easily eliminate connectivity bottlenecks manage power allocation at the port level and perform real-time monitoring remotely. The system is built with an industrial-grade metal chassis to sustain intensive data loads making it an ideal choice for transitioning into fully automated workflows
Key Features of the Dahua CS4220-16GT-190
This cloud-managed switch offers advanced hardware intelligence and specialized power modes tailored for business operations. [
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- 20-Port Architecture: Features sixteen Gigabit PoE ports two Gigabit RJ45 uplink ports and two SFP Gigabit optical ports.
- Centralized Cloud Management: Integrates seamlessly into the DoLynk mobile app or web portal for real-time monitoring and configuration from anywhere.
- Intelligent PoE Watchdog: Automatically detects frozen or non-responsive downstream cameras or endpoints and reboots the individual port to restore communication.
- Long Distance PoE Mode: Extends power and data transmissions over specific ports to sustain long cable runs without needing additional extenders
- Physical DIP Switches: Includes external manual switches to fast toggle working modes like cloud control watchdog or long-distance transmission instantly.
- Layer 2 Traffic Protection: Supports vital network protocols including VLAN creation Spanning Tree Protocol RSTP and link aggregation.
Technical Specifications
Understanding the technical details helps determine proper power loading electrical configurations and equipment compatibility.
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- Media Ports: 16x 10-100-1000 Base-T PoE ports 2x 10-100-1000 Base-T uplinks and 2x 1000 Mbps SFP fiber slots.
- Total PoE Power Budget: Supplies up to 190W of total aggregate power across the system.
- Heavy Duty Power Support: Complies with IEEE 8023af and 8023at standards with additional red port compatibility for ultra-high draw IEEE 8023bt and Hi-PoE applications up to 90W.
- Switching Performance: Built with a 40 Gbps switching capacity combined with a high-performance packet forwarding engine.
- Addressing Matrix: Houses an 8K capacity MAC address table featuring automated learning and aging logic.
- Environmental Tolerance: Rugged dust-proof metal housing certified to operate reliably in wide temperatures ranging from minus ten to fifty-five degrees Celsius.
Management and Deployment Options
Dahua designs this hardware ecosystem to bridge the gap between traditional local management and flexible modern remote infrastructure controls.
Integrated Web GUI
The localized graphical web browser interface allows security technicians to handle deep internal parameters including static routing parameters VLAN tags and custom port speed rules directly on the physical hardware block.
Centralized DoLynk App Control
The central cloud framework removes the absolute requirement for setting up expensive static IP tracking addresses or configuring incoming firewall ports on site. Users can scan the unit barcode to instantly review real-time bandwidth consumption graphs monitor device health states or force an absolute port power cycle from a smartphone.
Manual Hardware Override
The front chassis panel features integrated physical toggles that allow system installers to instantly enforce loop protection rules isolate specific client segments or activate structural watchdog features without bringing a configuration laptop to the equipment rack.
Ideal Use Cases
The robust multi-protocol power standards high-speed aggregation ports and centralized management make this unit optimal for several distinct scenarios.
- IP Surveillance Arrays: Feeds power and aggregates data streams from sixteen high-definition security cameras pan-tilt-zoom domes and network video recorders smoothly.
- Medium Business Offices: Links desktop computers network storage drives smart communication hardware and corporate workstations while using VLANs to preserve data privacy.
- Hospitality and Hotel Buildings: Manages and monitors multi-room wireless access points guest portal hardware and internet communication suites across distinct physical zones.
- Industrial Warehouses: Connects logistics equipment asset scanners automated production terminals and high-power wireless bridge dishes safely over expanded operational spaces
