Stand-alone Fiber to Fiber Media Converter
Fiber to Fiber for Data Rates from 100Mbps to 155Mbps

  • F-SM-MM-02-768x768
  • F-SM-MM-02-Front
  • F-SM-MM-02-Back

The F-SM-MM-02 fiber to fiber stand-alone media converter extends distance up to 20 km with network protocols that use 1300nm wavelength for fiber optic transmission. In fact, distances can be extended in any networking protocol between 100 Mbps and 155 Mbps.


Related Products

F-SM-MM-02 Overview


  • Link Pass Through
  • Automatic Link Restoration

F-SM-MM-02 Tech Specs


    • IEEE 802.3

    Data Rate

    • 100 Mbps to 155 Mbps

    Status LEDs

    • PWR (Power): Steady green LED indicates connection to external AC power
    • LKM or Link (Left): Lit for multimode Link
    • LKS or Link (Right): Lit for single mode Link


    • Width: 3″ [76 mm]
    • Depth: 4.7” [119 mm]
    • Height: 1″ [25 mm]

    Power Consumption

    • 3.1 Watts

    Power Supply

    • External AC/DC required; 12 VDC. 0.5A Output; 120-240VAC input; unregulated; standard


    • Operating: 0°C to 50°C
    • Humidity: 5% to 95% (non-condensing)
    • Altitude: 0 – 10,000 ft.


    • 2 lbs. [0.90 kg]


    • 51,185 hours (MIL217F2 V5.0) (MIL-HDBK-217F)
    • 124,339 hours (Bellcore7 V5.0)


    • Safety: Wall Mount Power Supply: UL Listed and CSA certified; CISPR/EN55022 Class A, EN55024, EN61000, FCC Class A, CE Mark


    • Lifetime

F-SM-MM-02 Resources

Application Spotlights
Press Releases
Case Studies

F-SM-MM-02 Downloads

Note: Some Documentation may have Transition Networks named or pictured. Transition Networks was acquired by Lantronix in August 2021. Learn more about the acquisition here.

F-SM-MM-02 Part Numbers

F-SM-MM-02 F-SM-MM-02

1300nm multimode (SC) [2 km/1.2 mi.] Link Budget: 11.0 dB to 1310nm single mode (SC) [20 km/12.4 mi.] Link Budget: 16.0 dB

Lantronix Part # Name Description Order Now

Compatible Accessories

Lantronix Part # Legacy Part # Name Description Order Now
WMBD-FS WMBD-FS 3.1” DIN Rail Mount Bracket (flat, small)
WMBD WMBD 5″ DIN Rail Mount Bracket
SPS-2460-SA SPS-2460-SA Stand-Alone Power Supply
E-MCR-05 E-MCR-05 12-Slot Media Converter Rack
RMS19-SA4-02 RMS19-SA4-02 4-Slot Media Converter Shelf
WMBV WMBV 5″ Vertical Mount
WMBL WMBL 4″ Wall Mount Kit (long)