SWF303 Three-Port Fast Ethernet PoE Switch Module

The HUASIFEI SWF303, also marked SWF-303, is an embedded Ethernet switch module with three 10/100 Mbps RJ45 ports. Its non-standard PoE wiring is an important detail when matching it to existing powered equipment.

Identify the module

• Three RJ45 Ethernet ports with auto-negotiation and Auto MDI/MDIX
• Realtek RTL8305NB switch controller
• Module dimensions of 41 × 61 × 16.5 mm

Check the power arrangement

Before connecting powered equipment, confirm the supply voltage, polarity and pin assignment for your board revision and the device on the other end. For a wiring or replacement question, send HUASIFEI technical support a photo of the board marking and power connector, together with the model of the equipment you want to connect.