The Allen-Bradley 1783-ETAP 3 Port Ethernet Tap is a PLC module designed for use with ControlLogix controller platforms. This product is made by the well-known brand Allen-Bradley in the United States. It is a single unit that allows for the connection of multiple Ethernet devices in an industrial automation and motion control system. This Ethernet tap is specifically designed to enhance communication and connectivity within a PLC network, providing reliable and efficient data transfer for various industrial applications.