
Reliable Ethernet Extension Over Single Fiber
The VMMC7275S-xSFx Series enables network administrators to extend Ethernet communications beyond the limitations of traditional copper cabling. By converting electrical Ethernet signals to optical transmission, the converter supports secure and reliable communication across long-distance fiber links while maintaining compatibility with existing network infrastructure. Single-fiber operation reduces installation costs and simplifies deployments in environments where fiber availability is limited or additional cabling is impractical.
WDM Technology for Maximum Fiber Efficiency
The VMMC7275S-xSFx utilizes integrated Wavelength Division Multiplexing (WDM) technology, allowing transmit and receive signals to operate simultaneously over a single strand of fiber.
Benefits include:
- Reduced fiber infrastructure requirements
- Lower installation costs
- Simplified network expansion
- Efficient utilization of existing fiber assets
- Reliable full-duplex communications
This architecture is especially valuable in utility, transportation, military, and industrial networks where available fiber resources may be limited.
Trusted Fiber Networking Solutions Since 1958
For more than six decades, VERSITRON has delivered dependable fiber optic networking solutions for government, military, industrial, and commercial applications. The VMMC7275S-xSFx Series continues that tradition by providing secure, long-distance Ethernet connectivity in a compact and reliable platform.
Contact VERSITRON for pricing, application assistance, or deployment guidance for your fiber networking project.
Copper Interface
- 10/100/1000Base-T Ethernet
- Shielded RJ-45 connector
- UTP cable distance up to 100 meters
- Auto-negotiation
- Full- or half-duplex operation
Fiber Interface
- 100Base-FX
- Single-mode fiber
- Single-fiber WDM operation
- ST simplex connector
- Available distances:
- 20 km
- 40 km
- 80 km
Network Performance
- Store-and-forward switching
- Straight-through switching support
- 2K MAC address table
- 64 KB packet buffer
- Jumbo packet support up to 1,600 bytes
Power
- Input: 5–24 VDC
- Power consumption: less than 1 watt
Environmental
- Operating temperature: 0°C to 70°C
- Storage temperature: -40°C to 80°C
- Humidity: 0–95% non-condensing
Compliance
- NDAA compliant
- FCC Part 15 Class B
- CISPR 22 Class B
- IEEE 802.3, 802.3u, 802.3x, and 802.3z compliant
Key Networking Features
The VMMC7275S-xSFx Series includes advanced networking capabilities designed to ensure stable and efficient data transmission:
Auto-Negotiation
- Automatically detects and configures the optimal Ethernet speed and duplex settings for connected devices
Auto-MDI/MDI-X
- Eliminates the need for crossover cables by automatically identifying cable configurations.
Flow Control Support
- Supports IEEE 802.3x flow control in full-duplex mode and back-pressure flow control in half-duplex mode for improved traffic management.
Store-and-Forward Architecture
- Provides packet verification prior to forwarding, helping maintain network integrity and reducing transmission errors.
| Model | Fiber Type | Distance | Connector | RFQ |
|---|---|---|---|---|
| VMMC7275S-2SFA | Single-Mode | 20 km | ST | |
| VMMC7275S-2SFB | Single-Mode | 20 km | ST | |
| VMMC7275S-4SFA | Single-Mode | 40 km | ST | |
| VMMC7275S-4SFB | Single-Mode | 40 km | ST | |
| VMMC7275S-8SFA | Single-Mode | 80 km | ST | |
| VMMC7275S-8SFB | Single-Mode | 80 km | ST |
Designed for Secure Government and Industrial Networks
As an NDAA-compliant networking solution, the VMMC7275S-xSFx Series is well suited for deployments that require trusted communication infrastructure.
Typical applications include:
- Government facilities
- Military installations
- Critical infrastructure networks
- Utility and power systems
- Transportation networks
- Manufacturing facilities
- Campus LAN extensions
- Remote equipment connectivity
- Security and surveillance networks
- Industrial control systems
Why Choose Us
Technical Support
Life Time Warranty
NDAA / TAA Compliant
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