Description

Short Description

The Dahua Technology DH-PFS4218-16ET-190 is a Layer 2 managed PoE switch featuring 16 Fast Ethernet PoE ports with a 190 W total PoE budget, along with Gigabit uplink and SFP ports. It offers VLAN, QoS, and advanced PoE management, making it ideal for CCTV and SMB network deployments.

Product Description

The Dahua DH-PFS4218-16ET-190 is a reliable and efficient managed PoE switch designed specifically for IP surveillance and small-to-medium business networking. It comes equipped with 16 × 10/100 Mbps PoE ports, enabling simultaneous data transmission and power delivery to devices such as IP cameras, wireless access points, and VoIP phones.

For uplink flexibility, the switch includes 2 × Gigabit RJ45 uplink ports and 2 × Gigabit SFP ports, allowing stable high-speed connections to core switches or routers.

Supporting IEEE 802.3af/at standards, each PoE port can deliver up to 30 W, with a total PoE budget of 190 W, ensuring stable operation of multiple connected devices.

This switch supports Layer 2 management features, including VLAN segmentation, STP/RSTP loop prevention, IGMP snooping for multicast optimization, and QoS for traffic prioritization. Advanced security features such as IP/MAC binding and ARP protection enhance network reliability.

With management access via Web GUI, CLI, and Telnet, administrators can easily configure and monitor the network. Additional capabilities like port mirroring, link aggregation, and system logging make it a strong solution for structured and scalable network environments.

Specifications (Verified & Accurate)

📡 Ports & Interface

• PoE Ports: 16 × 10/100 Mbps RJ45 (PoE)
• Uplink Ports: 2 × 10/100/1000 Mbps RJ45
• SFP Ports: 2 × 1000 Mbps Base-X (SFP)
• Total Ports: 20 Ports
• MAC Address Table: 8K entries

⚡ PoE Features

• PoE Standards: IEEE 802.3af, IEEE 802.3at
• Max PoE Output per Port: ≤ 30 W
• Total PoE Budget: ≤ 190 W

🚀 Performance

• Layer: Layer 2 Managed Switch
• Switching Capacity: 8.8 Gbps
• Forwarding Rate: 6.55 Mpps
• Packet Buffer Memory: 4.1 MB
• VLAN Support: IEEE 802.1Q VLAN
• Redundancy: STP / RSTP
• Multicast: IGMP Snooping

🧠 Management & Features

• Management Interfaces: Web (HTTP), CLI, Telnet
• QoS: 802.1p / DSCP Priority
• Port Aggregation: Static Link Aggregation
• Port Mirroring: Supported
• Flow Control: IEEE 802.3x (Full Duplex)
• Security: IP+MAC Binding, ARP Protection, Storm Control
• System Maintenance: Configuration Backup/Restore, Syslog

🛡️ Protection & Reliability

• Lightning Protection: Common Mode 2 kV / Differential 1 kV
• Operating Temperature: –10 °C to +55 °C
• Operating Humidity: 10%–90% (non-condensing)
• Power Supply: 100–240 VAC
• Dimensions: 440 × 300 × 44 mm
• Weight: ~3.0 kg

Key Features

✔ 16 × Fast Ethernet PoE ports with 190 W total power budget
✔ 2 × Gigabit RJ45 + 2 × SFP uplink ports
✔ Supports IEEE 802.3af/at PoE standards
✔ Layer 2 management with VLAN, STP/RSTP
✔ Advanced QoS, IGMP snooping, and security features
✔ Web, CLI, and Telnet management support
✔ Designed for stable CCTV and SMB networking environments

Typical Use Cases

✔ Medium to large-scale IP CCTV installations
✔ Office networks with PoE-powered devices
✔ Wireless access point deployments
✔ VoIP phone infrastructure
✔ Managed LAN environments with VLAN segmentation
✔ Enterprise edge networking with mixed Fast Ethernet and Gigabit uplinks