CS4218-16ET-190-V2 It is a professional smart managed switch designed for advanced networks, ideal for video surveillance and IT systems thanks to cloud management via DoLynk Care and real-time topology visualization. Equipped with 18 total ports, it includes 16 PoE ports with 802.3af/at/bt support and Hi-PoE up to 90W, ensuring stable power supply for even the most demanding devices. The Long Distance PoE function extends the connection up to 250 meters, while the PoE Watchdog ensures business continuity by automatically restarting faulty ports. The all-metal construction offers protection against surges, currents, lightning, and interference, making it ideal for professional installations in offices, businesses, and security systems. Dahua
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CS4218-16ET-190-V2 | 18 PORT CLOUD MANAGED NETWORK SWITCH WITH 16 POE PORTS - DAHUA

The Dahua CS4218-16ET-190 V2 is a professional smart managed switch designed for complex networks, capable of integrating local and cloud management via the DoLynk Care platform with real-time monitoring and immediate notifications. Equipped with 16 PoE ports and 2 combo uplink ports, it supports 802.3af/at/bt and Hi-PoE standards with a power output of up to 90W on the red port, ideal for high-power devices. The Long Distance PoE function extends connectivity up to 250 meters, while PoE Watchdog , loop protection and LLDP topology ensure continuous stability and intelligent maintenance. The full-metal structure, resistant to surges, interference and extreme temperatures, makes it perfect for professional installations in offices, companies, CCTV systems and industrial environments.
Main specifications:
- 18 total ports, with 16 10/100 Mbps PoE and 2 RJ-45/SFP combo ports
- Support 802.3af/at/bt and Hi-PoE, with red port up to 90W and total budget 190W
- DoLynk Care cloud management with monitoring, notifications and remote configuration
- LLDP topology visualization for advanced network management
- Long Distance PoE up to 250 m for large installations
- Smart functions: PoE Watchdog, Intelligent PoE, loop protection
- Full-metal construction with surge, lightning and interference protection
- Perfect for CCTV systems, corporate networks and professional installations
Further details

Technical data sheet
| PRODUCT | CS4218-16ET-190-V2 |
| Basic | |
| Switching Capacity | 7.2 Gbps |
| Packet Forwarding Rate | 5.36 Mpps |
| Description of Function Slots | Port 1-16: 16 × RJ-45 10/100 Mbps (PoE); Port 17-18: 2 × RJ-45 10/100/1000 Mbps (combo); Port 17-18: 2 × SFP 1000Mbps (combo) |
| PoE Power | Port 1-2 ≤ 90W, Port 3-16 ≤ 30W, total ≤ 190W |
| Layer | Layer 2 |
| Operating Temperature | –10 °C to +55 °C (+14 °F to +131 °F) |
| Operating Humidity | 5% –95% (RH), non-condensing |
| Power Supply | External power supply: 53 VDC, 0.8 A |
| Power Consumption | Idling: ≤6W Full load: 212W |
| Statics Protection | Air discharge: 8 kV; Contact discharge: 6 kV |
| Lighting Protection | Common mode: 4 kV; Differential mode: 2 kV |
| Net Weight | 2.29 kg (5.04 lb) |
| Product Dimensions | 115 mm × 84 mm × 27 mm (4.53" × 3.33" × 1.06") (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 | 87.10 years |
| Packet Buffer Size | 4 Mbit |
| Jumbo Frame | 15K Bytes |
| 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 |
| VLAN Function | Port-based VLAN |
| IEEE 802.3x Flow Control | Yes |
| DHCP Function | DHCP Client |
| Equipment Management | Web management; App management |
| General | |
| Gross Weight | 2.94 kg (6.47 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 | THERE IS |
| Packing List | Quick Start Guide × 1; Legal and Regulatory Information × 1; Power cord × 1; Rack-mount kit × 1 |


