The ComNet Ethernet CNFE2005M2PoE/M media converter is a high-performance solution designed for seamless two-channel Ethernet electrical to optical conversions. With its optional PoE+ capabilities, this device ensures efficient power delivery alongside data transmission. It features auto-negotiating ports for versatile connectivity, supports distances up to 20 km, and includes unique ComNet technologies for effective network management, making it ideal for traffic signal control and other demanding applications.
ComNet CNFE2005M2PoE/M Key Features
- Optional PoE+: Provides either 30W or 60W power on ports 1 and 2 for powering devices directly over the network cable.
- 10/100 Mbps Ethernet: Supports flexible data rates for compatibility with various network requirements.
- Auto-Negotiation: Electrical ports automatically adjust to 10 Mbps or 100 Mbps, full duplex or half duplex, ensuring optimal performance.
- 100 Mbps Optical Output: Delivers high-speed full duplex data transfer over optical connections.
- Automatic MDI/MDI-X Crossover: Eliminates the need for crossover cables, simplifying installation.
- Long-Distance Support: Reaches up to 3 km (2 mi) for multimode and 20 km (12 mi) for single mode, providing flexibility in deployment.
- Link Fault Pass-Through: Detects copper port failures and alerts the head-end by switching the optical port state.
- Environmental Compliance: Meets NEMA TS-1/TS-2 and Caltrans specifications, ensuring reliable operation in challenging conditions.
- ST Optical Connectors: Utilizes industry-standard connectors for easy integration.
- 2 Fiber Design: Enhances reliability and efficiency by allowing simultaneous data transmission.
- Voltage Transient Protection: Safeguards against power surges and spikes, ensuring device longevity.
- No In-Field Adjustments: Plug-and-play design eliminates the need for manual optical adjustments.
- Remote Link Failure Detection: Full-size units include a contact closure output for proactive network management.
- Hot-Swappable Rack Module: Standard size allows for easy replacement without downtime.
- Interchangeable Use: Can be deployed as a standalone unit or in a rack mount configuration (ComFit).
- IEEE 802.3 Compliant: Ensures compatibility with a wide range of Ethernet devices.
ComNet CNFE2005M2PoE/M Specifications
| Feature | Details |
| Model | CNFE2005M2PoE/M |
| Input Ports | 2 x 10/100 Mbps Ethernet |
| Output Port | 1 x 100 Mbps Optical |
| PoE Options | 30W or 60W |
| Distance | 3 km (2 mi) Multimode, 20 km (12 mi) Single Mode |
| Connector Type | ST Optical Connectors |
| Environmental Compliance | NEMA TS-1/TS-2, Caltrans Specification |
| Protection | Voltage transient protection on all lines |
| Dimensions | Standard size for rack or standalone use |
| Weight | Varies by configuration |
| Compliance | IEEE 802.3 |



















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