Media converter ALLNET ALL0500v3 for 10BASE-T (RJ45) to 10BASE-2 (BNC)

ALLNET ALL0500v3 is a media converter designed to interconnect 10BASE-T (UTP Ethernet via RJ45) and 10BASE-2 (coaxial via BNC) physical layers. The device enables integration of legacy coaxial Ethernet segments with modern twisted-pair networks without altering network protocols, allowing devices on different cabling types to communicate at 10 Mbps. It is intended for situations where maintaining existing coaxial infrastructure is required while adding or diagnosing RJ45-connected equipment.

Advantages

The ALLNET ALL0500v3 provides a simple physical bridge between RJ45 and BNC interfaces, enabling continued use of coaxial segments alongside UTP cabling. Its straightforward functionality focuses on transparent layer 1 conversion at 10 Mbps, which helps preserve existing network topology and device configuration. The converter reduces the need for rewiring or replacing functional coaxial runs and supports diagnostic access to legacy segments from modern Ethernet ports.

Suitable for

• Connecting 10BASE-T devices to existing 10BASE-2 coaxial networks
• Extending or bridging small legacy Ethernet segments without protocol conversion
• Field diagnostics and maintenance of coaxial Ethernet installations using RJ45-equipped tools
• Temporary or permanent integration of mixed-cabling environments at 10 Mbps

Key specifications

• Ethernet standards supported: 10BASE-T to 10BASE-2 conversion
• Physical interfaces: RJ45 (UTP) and BNC (coaxial)
• Data rate: 10 Mbps (half/full duplex determined by link endpoints)
• Protocol behavior: transparent layer 1 media conversion without protocol translation
• Power and mounting: compact form factor suitable for inline or rack-adjacent placement (refer to manufacturer documentation for exact power requirements)

How to use

Connect the RJ45 port of the ALLNET ALL0500v3 to the UTP Ethernet cable from a switch, hub, or device, and attach the BNC connector to the coaxial 10BASE-2 segment. Ensure proper termination and grounding of the coaxial line according to standard 10BASE-2 practices. Power the converter as specified by the manufacturer and verify link/activity indicators where present. The converter operates transparently at the physical layer, so no software configuration is required; network devices keep their existing IP and MAC settings.

Recommendations

Use the converter only within 10 Mbps Ethernet environments and ensure coaxial segments are correctly terminated at both ends to avoid signal reflections. When integrating mixed cabling, verify that collision domain considerations and cable length limits for 10BASE-2 are observed. For installation and power details, consult the ALLNET product documentation.