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PoE switch dual-port

Specialty cable knowledge brief Published 31 Dec 2024

Prepared for preliminary research by the ZITHA SPECIALTY knowledge desk. Confirm fire performance, mechanical protection, loss budgets and installation requirements against current standards and product documentation.

A dual-port PoE switch provides both network connectivity and Power over Ethernet to two devices, ideal for IP cameras, access points, or PoE-enabled devices in compact setups.Overview

A dual-port PoE switch is a network device that allows two devices to receive both data and electrical power over a single Ethernet cable. This eliminates the need for separate power adapters and simplifies installation, especially in locations without nearby power outlets . These switches are commonly used for IP cameras, wireless access points, and PoE routers.

Key Features
  • PoE Standards: Most dual-port PoE switches support IEEE 802.3af (PoE) or 802.3at (PoE+), delivering up to 30W per port. Some advanced models support 802.3bt (PoE++), providing up to 90W per port for high-power devices .
  • Data Transmission: They typically support Gigabit Ethernet (10/100/1000 Mbps), ensuring fast and reliable network connectivity .
  • Range: Standard PoE can transmit power and data up to 100 meters (328 feet) over Cat5e or higher cables. Some hybrid models extend this range up to 200 meters using specialized technology .
  • Plug-and-Play: Many dual-port PoE switches are unmanaged, requiring no configuration, while others are managed, offering features like VLANs, QoS, and monitoring for enterprise applications .
Applications
  • IP Surveillance: Powering and connecting security cameras without additional wiring.
  • Wireless Networks: Supplying power to access points in areas without electrical outlets.
  • Small Office or Home Networks: Connecting and powering PoE-enabled devices efficiently.
  • Hybrid Deployments: Some switches, like the HPS-01, combine long-distance PoE transmission with standard network connectivity for flexible setups .
Considerations
  • Power Budget: Ensure the switch can supply sufficient wattage for all connected devices.
  • PoE Compatibility: Verify that the devices support the same PoE standard as the switch.
  • Managed vs Unmanaged: Managed switches provide advanced network control, while unmanaged switches are simpler and easier to deploy. Dual-port PoE switches are compact, cost-effective solutions for powering and networking a small number of devices, making them ideal for home, small office, or specialized industrial applications .

PoE switch dual-port - ZITHA TECH SPECIALTY CABLES (Pty) Ltd [PDF]

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This reference is intended for preliminary specialty-cable research. Compatibility, link budgets, fire performance, installation methods, test limits and applicable standards must be verified for the specific project.

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