Gigabit Media Converters

Gigabit Media Converters: industrial, PoE, fiber-to-Ethernet for security. Browse specs for network.

Explore All Gigabit Media Converters

Unmanaged Media Converter Copper to Fiber, 4 Gigabit RJ45 Ports, 2 SFP Slots, Plug and Play, Metal Housing for Office and Industrial Use

This unmanaged copper to fiber media converter extends network range up to 120km with 4 Gigabit RJ45 ports and 2 SFP slots. Plug-and-play, no configuration needed.

CG204
Port Description

4 x 10/100/1000Mbps RJ45 ports, 2 x 1.25Gbps SFP fiber ports
  • Extend network beyond 100 meters using fiber optics up to 120km
  • Four Gigabit copper ports for connecting local devices
  • Two independent SFP slots for redundant fiber links or mixed media
  • No software configuration required – true plug-and-play
  • Metal housing with natural cooling for long-term stability
  • Wide operating temperature range (-20°C to 60°C)
  • Supports jumbo frames up to 10K for high-throughput applications









Extend Your Network with Reliable Copper to Fiber Conversion

When you need to bridge copper Ethernet segments with long-distance fiber runs, the CG204 media converter copper to fiber offers a straightforward solution. It features four 10/100/1000Mbps auto-negotiating RJ45 ports and two 1.25Gbps SFP fiber ports, supporting distances up to 120 kilometers. This unmanaged device works right out of the box – simply plug in the cables and power, and it begins forwarding traffic without any software setup. The metal housing provides natural heat dissipation, ensuring stable operation in temperature ranges from -20°C to 60°C, suitable for both office closets and light industrial environments. With support for 10K jumbo frames and store-and-forward switching, data integrity is maintained even during heavy traffic. Whether you are connecting a remote surveillance station or extending a corporate LAN across buildings, this copper to fiber media converter simplifies deployment while reducing cabling costs.

  • 4 x Gigabit RJ45 ports with auto MDI/MDI-X for flexible copper connections
  • 2 x 1.25Gbps SFP slots for multimode or single-mode fiber optics
  • Plug-and-play operation – no configuration, no IT overhead
  • Metal housing for reliable heat dissipation and durability
  • Supports 10K jumbo frames for efficient data transfer

Standards: IEEE802.3 10Base-T, IEEE802.3u 100Base-TX, IEEE802.3ab 1000Base-T, IEEE802.3z 1000Base-SX/LX, IEEE 802.3x flow control

Ethernet Ports: 4 x RJ45, 10/100/1000Mbps auto-negotiate, auto MDI/MDI-X, half/full duplex

Fiber Ports: 2 x SFP, 1.25Gbps, distance 550m~100km

Forwarding Mode: Store-and-forward

MAC Address Table: 1K

Packet Buffer: 1M

Jumbo Frame: 10K

Packet Forwarding Rate: 8.928Mpps@64byte

Bandwidth: 12G

Indicators: Power (PWR, green), Fiber Port (SFP1/SFP2, green), Link/Act (TP1-TP4, green)

Input Voltage: DC 5V-12V

Power Consumption: < 6W

Operating Temperature: -20°C ~ 60°C

Storage Temperature: -40°C ~ 85°C

Operating Humidity: 5% ~ 95% non-condensing

Heat Dissipation: Natural

Dimensions: 176 x 99 x 26 mm

Weight: 0.4 kg


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