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Close-up of bright glowing optical fiber strands.

Optical Solutions

An extensive lineup of advanced Molex solutions brings the benefits of optical technology to customers In telecommunications, datacom and other demanding industries. Explore our portfolio of advanced optical solutions covering optical connectivity, opto-electronic components and wavelength management products.

Connectivity Solutions


Fiber Optic Connectors and Adapters

As a leading supplier of advanced fiber optic components, Molex has an extensive product offering that includes a full range of fiber optic connectors and adapters. Molex's experience and resources provide customers a wide range of design, manufacturing and value-added services.

Fiber Optic Connectors and Adapters

Fiber Optic Cable Assemblies

Molex gives customers a specialized portfolio of protective, precision-tested fiberoptic cable assemblies in a variety of lengths. Each offering helps optimize performance and simplify installation—allowing system architects to achieve more efficient fiber routing and repeatability across high-density applications.

FTTP and PTTP Industrial Optical Assemblies

Optical Flex Circuits

FlexPlane Optical Flex Circuits provide versatile, high-density routing on a flexible substrate, and Routed Ribbon Solutions offer cable management and mitigate airflow challenges for low-profile Network interface cards (NICs), switch fabric modules, complex shuffling and backplane applications.

FlexPlane Optical Flex Circuits

High-Radix Optical Circuit Switch (OCS) Platform

As hyperscalers and neo cloud providers look to improve data center efficiency for AI training and inferencing at scale, the High-Radix Optical Circuit Switch (OCS) Platform from Molex supports up to 544x544 ports with a roadmap to support 1,000+ ports, enabling flatter architectures with fewer switches. The platform features a low insertion loss design for longer reach and fewer amplifiers and regenerators, simplifying optical-power budgeting and enabling incredibly fast, energy-efficient and future-proof designs.

High-radix optical circuit switch platform.

Co-Packaged Optics


TeraLIGHT Silicon Photonic Connectors

The TeraLIGHT system combines expanded collimated-beam coupling, passive self-alignment, wafer-level fabricated optical elements and a detachable photonic-plug architecture to improve manufacturability, optical performance, shoreline density and field serviceability.

Molex TeraLIGHT Detachable Silicon Photonic Connector plugged into a modular circuit board.

TeraVERSE Detachable Optical Chiplet Connectors

The TeraVERSE system is a detachable, field-serviceable fiber-to-chip connectivity platform that combines passive self-aligning optics, wafer-level testability and semiconductor manufacturing compatibility to reduce assembly complexity, improve production yield and enable higher-bandwidth silicon photonics deployments.

FTTP and PTTP Industrial Optical Assemblies

ELSFP Interconnect System

Co-packaged optics (CPO) provide direct-to-chip connections that help data centers meet AI-driven demands for more bandwidth. The External Laser Small Form Factor Pluggable (ELSFP) system enables moving the laser power source away from the chip, avoiding performance degradation and supporting next-generation speeds.

Versatile Format Interconnect (VFI) 1x8 backplane connector assembly.

Versatile Format Interconnect (VFI)

AI-driven speed demands are shifting signals from the PCB to direct-to-chip connections. The modular VFI system uses industry-standard MT ferrules and rugged, plug-and-play modules to provide compact CPO connections that shorten integration time, fit into dense architectures and enhance scalability.

Versatile Format Interconnect (VFI) 1x8 backplane connector assembly.

VersaBeam EBO Expanded Beam Connectors

These high-performance, low-maintenance, reliable and scalable fiber connectivity solutions support next-generation data center architectures. Innovated expanded beam connector options integrate 12, 16 or 144 fibers into a single connector, simplifying cable routing and offering high fiber density.

Expanded Beam Optical (EBO) Connector & Cable Assembly

Optoelectronic Solutions


Optical Transceivers

Next-generation optical interconnect products powering global data networks.

4 x 100G QSFPDD

Specialty Optical Fiber


Specialty Optical Fiber - Polymicro and Fiberguide

Custom and standard optical fiber delivers dimensional control and tight tolerances that are designed to withstand harsh-temperature, chemical and radiation environments.

Specialty Optical Fiber - Polymicro and Fiberguide

Wavelength Management


Optical Amplifiers

Complete optical amplifier portfolio that includes EDFA, Raman, or EDFA-Raman hybrid covering C and L-bands, and are available at different levels of integration from gain block, module with full control, to terminal or in-line amplifier line cards, rich in features as FGA, VGA, transient control, gain tilt compensation/dynamic gain equalization, switchable gain range.

Optical Amplifiers

Optical Line Solutions

Focusing on optical, mechanical, electrical, firmware, and software design and integration. Vertical integration and extensive experience in optical packaging and assembly optimization enable us to meet the most challenging performance specifications and space requirements.

Optical Line Solutions

Wavelength Selective Switch (WSS) Modules

Wavelength Selective Switches (WSS) provide agility in optical networks via their ability to reconfigure traffic and enable bandwidth sharing at the optical layer. Molex offers WSS products in Single- and Twin- formats, with port counts ranging from Single 1x2 to Twin 1x32+ products.

Wavelength Selective Switch (WSS) Modules

Optical Components and Modules

Everything you need to build an optical network from end-to-end. Thin-film filter and PLC based AWG for multiplexing, a full suite of components for optical amplification use, optomechanical or MEMS-based switches for protection or surveillance application, Tap PD for power monitoring and VOA for power management, circulator for bi-directional transmission, advanced component as TF, DGE for building agile networks.

Optical Components and Modules