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Mode Conditioning Patchcord
Passive Components > Cable Assembly

Mode Conditioning Patchcord

Gigabit launch patchcord that runs single-mode laser sources over legacy multimode fiber without DMD.

Offset-launch patchcord that runs single-mode LX/LH laser sources over legacy 62.5/125 or 50/125 multimode fiber, eliminating Differential Mode Delay for reliable Gigabit Ethernet.
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Technical Specifications

Cable Plant62.5/125 or 50/125 Multimode Fiber (MMF)
Insertion Loss (MMF–SMF)≤ 2.1 dB (50/125); ≤ 2.6 dB (62.5/125)
Return Loss≥ 50 dB (UPC); ≥ 65 dB (APC)
Durability≤ 0.20 dB typical after 500 matings
Operating Temperature–20 °C to +75 °C

Key Features

  • Ensures Gigabit transmission over multimode fiber
  • Eliminates Differential Mode Delay (DMD)
  • Offset launch technique from single-mode to multimode
  • Compatible with 62.5/125 µm or 50/125 µm MMF cable plant
  • Available with various connector types
  • High return loss and low insertion loss
  • High durability for repeated matings (≤ 0.20 dB typical change after 500 matings)

Applications & Use Cases

  • Gigabit Ethernet (1000BASE-LX / LH) over legacy multimode fiber
  • GBIC / SFP long-wavelength transceiver deployments on MMF cable plant
  • Campus and building backbone links reusing existing multimode infrastructure
  • Data centre and enterprise LAN interconnects