Comnet CNFE2003S2 Standard Mount 10/100 Mbps DC-Only Media Converter
SKU
CNFE2003S2
Model No
CNFE2003S2
$1,039.00
Product Highlights
- 10/100 Mbps Ethernet
- 2 × 10/100 BASE-T/TX electrical ports
- 100 BASE-FX optical port
- Electrical ports support Auto-Negotiation for 10 Mbps or 100 Mbps, full duplex or half duplex data
- Optical port supports 100 Mbps full duplex data

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The ComNet Ethernet CNFE2003S2 media converter is an advanced solution for converting two-channel Ethernet electrical signals into a robust optical output. With its auto-negotiating capabilities, it supports 10/100 Mbps electrical inputs while providing a seamless 100 Mbps optical output. This media converter features exclusive technologies like Demux for port isolation and Mux to mitigate network video flooding, making it ideal for a variety of networking environments.
ComNet CNFE2003S2 Media Converter Features
- 10/100 Mbps Ethernet: Provides flexibility in network speed options, ensuring compatibility with various devices.
- 2 - 10/100 BASE-T/TX electrical ports: Dual electrical connections enhance device connectivity and functionality.
- 100 BASE-FX optical port: Ensures high-speed optical transmission for reliable network performance.
- Electrical ports support Auto-Negotiation: Automatically configures optimal operating modes, simplifying setup and enhancing efficiency.
- Optical port supports 100 Mbps full duplex data: Guarantees high data transfer rates for demanding applications.
- Automatic MDI/MDI-X crossover: Eliminates errors during setup by adapting to network conditions automatically.
- Distances up to: 3 km (2 mi) Multimode and 20 km (12 mi) Single Mode: Provides versatile options for different networking requirements.
- Link Fault Pass-Through feature: Enhances network reliability by indicating issues on copper ports to the head-end.
- Environmentally compliant: Meets NEMA TS-1/TS-2 and Caltrans specifications for resilience against environmental factors.
- SC optical connector: Ensures a secure and efficient optical connection.
- 2 fibers design: Provides a simple and effective solution for media conversion.
- Voltage transient protection: Safeguards devices from power surges and voltage spikes.
- No in-field optical adjustments required: Simplifies installation and maintenance processes.
- Contact closure output: Allows remote link failure detection for proactive network management.
- Hot-swappable rack module: Facilitates easy replacement without service interruption.
- Interchangeable design: Offers flexibility for standalone or rack mount configurations.
- IEEE 802.3 compliant: Ensures standard compliance for reliable networking.
ComNet CNFE2003S2 Media Converter Specifications
| Feature | Details |
| Model | CNFE2003S2 |
| Ports | 2 x 10/100 BASE-T/TX, 1 x 100 BASE-FX |
| Data Rate | 10/100 Mbps Electrical, 100 Mbps Optical |
| Distance | Up to 3 km Multimode, 20 km Single Mode |
| Operating Temperature | Compliant with environmental requirements of NEMA TS-1/TS-2 |
| Optical Connector | SC |
| Dimensions | Standard size for rack or standalone use |
| Compliance | IEEE 802.3, Caltrans Specifications |
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