OM4 MPO-12 APC 1-to-2 Breakout Cable
AI Data Center Fiber Cabling

OM4 MPO-12/APC 1-to-2 Breakout Cable

This OM4 multimode breakout assembly converts one four-channel MPO-12/APC parallel-optics path into two two-channel MPO-12/APC branches for supported OSFP and QSFP112 topologies. In a compatible twin-port design, two breakout assemblies can provide four independent two-channel branches. Confirm the required lane map, polarity, transceiver operating mode, and loss budget before ordering.

Fiber type

OM4 multimode, 50/125 µm

Fiber count

8 active fibers

Connector configuration

1 × MPO-12/APC female to 2 × MPO-12/APC female

Lane arrangement

One 4-channel side to two 2-channel branches

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Specifications

ParameterValue
Fiber typeOM4 multimode, 50/125 µm
Fiber count8 active fibers
Connector configuration1 × MPO-12/APC female to 2 × MPO-12/APC female
Lane arrangementOne 4-channel side to two 2-channel branches
PolarityType B; final lane map must be confirmed
Leg lengthsEqual or staggered by configuration
Jacket optionsLSZH / indoor-rated options by configuration
Compatibility requirementConfirm breakout mode, optical MDI, polish, gender, and channel loss

Description

This OM4 multimode breakout assembly converts one four-channel MPO-12/APC parallel-optics path into two two-channel MPO-12/APC branches for supported OSFP and QSFP112 topologies. In a compatible twin-port design, two breakout assemblies can provide four independent two-channel branches. Confirm the required lane map, polarity, transceiver operating mode, and loss budget before ordering.

Product information is for selection and configuration reference. Confirm the final datasheet, test or compliance documents, warranty, and acceptance criteria before ordering.

Features

  • One four-channel MPO-12/APC side branches into two two-channel MPO-12/APC ends.
  • Eight active OM4 multimode fibers are distributed across the two branch legs.
  • Type-B crossover construction supports compatible direct optical lane mappings.
  • Compact fanout section separates the two branches while protecting the fibers.
  • Branch identification and staggered or equal leg lengths can be configured for rack installation.
  • Designed for supported parallel-optics breakout architectures; it does not electrically convert data rates.
  • Final link operation depends on the transceiver breakout mode and switch or adapter configuration.

Applications

  • 400G-to-2 × 200G parallel-optics breakout links
  • Twin-port optical fanout designs using two cable assemblies
  • GPU and DPU cluster switch-to-adapter connections
  • High-density AI and HPC rack cabling
  • Storage and accelerated-computing fabrics

Frequently asked questions

Confirm the model, interfaces, dimensions, and the applicable parameters before quotation. The current record includes Fiber type: OM4 multimode, 50/125 µm; Fiber count: 8 active fibers; Connector configuration: 1 × MPO-12/APC female to 2 × MPO-12/APC female; Lane arrangement: One 4-channel side to two 2-channel branches; the final drawing and compatibility review control the order.

Typical uses include 400G-to-2 × 200G parallel-optics breakout links; Twin-port optical fanout designs using two cable assemblies. Select the application only after checking the complete link, process, or installation requirements.

Available documents and test records depend on the ordered configuration. Request the applicable drawing, inspection or test method, and acceptance record; no MOQ, lead time, certification, or performance claim is implied without written confirmation.