SynOptics 505 Unshielded Twisted Pair UTP Ethernet Transceiver Module

SynOptics 505 Unshielded Twisted Pair UTP Ethernet Transceiver Module

The SynOptics 505 is a network transceiver module designed for 10Base-T Ethernet networks using unshielded twisted pair (UTP) cabling. This module functions as a media attachment unit (MAU) that enables devices to connect to and communicate over standard Ethernet networks via UTP connections. It was commonly used in legacy and early-generation local area networks (LANs) as part of network interface cards and switching equipment.

Specifications & What's Included

• Brand: SynOptics
• Model: 505
• Type: Ethernet Transceiver Module
• Network Standard: 10Base-T Ethernet
• Data Rate: 10 Mbps
• Interface: Unshielded Twisted Pair (UTP)
• Form Factor: Modular component
• Media Attachment Unit (MAU) for Ethernet networks

Applications

The SynOptics 505 transceiver was widely deployed in enterprise and workgroup networks throughout the 1990s and early 2000s, particularly in systems and network cards that required direct UTP connectivity. It is part of the legacy 10Base-T Ethernet infrastructure that preceded Fast Ethernet (100Base-T) and Gigabit Ethernet standards. These transceivers are still found in organizations maintaining legacy network equipment or conducting network archaeology and research on early LAN systems. The module connects standard UTP category 3 or better cabling to network devices, making it a foundational component in the history of modern networking.