openGear 2-Channel 3G-SDI
to Multi-Mode LC Fiber Transmitter

The OG-FIBER-2T-MM offers unmatched flexibility and cost efficiency for 3G-SDI Fiber conversion, allowing for cable runs up to 700 m (2296 ft) for OM4 and 300 m (984 ft) for OM3 for Multi-Mode* fiber optic cables - useful for eliminating ground loop problems.

$890 US MSRP*

* Pricing is for US only. International pricing will vary.

openGear Compatibility

The openGear standard ensures that AJA cards will be compatible with other openGear products from certified openGear partners. With a growing list of products, openGear is the future of rackframe products.


The 3G-SDI inputs are re-clocked with best-in-class input jitter tolerance. 3G-SDI rates of 270Mb, 1.5Gb, and 3Gb are supported. The fiber connector is attached to the main card for added reliability and cost savings.


  • Video Formats: 100 Mbps - 3 Gbps, format agnostic 
  • Inputs: 2x Independent 3G-SDI Inputs, BNC connectors
  • Outputs: 2x Independent Multi-Mode optical fiber, LC connectors
  • Automatic detection and re-clocking
    • 270 Mbps, 1.483 Gbps, 1.485 Gbps, 2.966 Gbps, 2.970 Gbps - Auto Select
    • All other rates are passed through and not reclocked
  • Wavelength: 850 nm
  •  Optical Power: -7dBm (min), -2dBm (max)
  • Power: 2.5 watts
  • Hot-swap capable
  • Compatible with DFR-8321 and OG3 openGear frames

AJA Quality Guaranteed

AJA Converters have earned a reputation for the highest quality and best levels of reliability. 

Built to the exacting standards of all AJA hardware, AJA Converters are backed by our world class support network, five year international warranty and AJA’s advanced replacement policy.

Tech Specs

Video Formats

  • 100 Mbps - 3 Gbps, format agnostic

Video Input Digital

  • 2-Channel independent 3G-SDI Inputs, SMPTE-259/292/424

Video Output Digital

  • 2-Channel independent Multi-Mode LC Fiber Outputs, SMPTE-297
  • Nominal Wavelength: 850 nm
  • Optical Power: -7dBm (min), -2dBm (max)
  • Extinction Ratio: 7.5dB (Typ)


  • 270 Mbps, 1.483 Gbps, 1.485 Gbps, 2.966 Gbps, 2.970 Gbps - Auto Select
  • All other rates are passed through and not reclocked

Size (w x d x h)

  • openGear standard form factor, front slot and rear card
  • Two slots required for each card


  • openGear frame compatible, 2.5 watts max per card


  • Safe Operating Temperature: 0 to 40 degrees C (32 to 104 degrees F)
  • Safe Storage Temperature (Power OFF): -40 to 60 degrees C (-40 to 140 degrees F)
  • Operating Relative Humidity: 10-90% noncondensing
  • Operating Altitude: <3,000 meters (<10,000 feet)