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- As a leading global supplier of electronic interconnects, Molex is focused on designing and developing innovative solutions critical to products that touch virtually every walk of life. Our portfolio is among the world’s largest with over 100,000 products, including everything from electrical and fiber optic interconnect solutions to switches and application tooling.


Application Tooling

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Molex quality crimping tools assure proper termination to Molex products. Molex takes the guesswork out of quality crimping by offering a variety of tools designed specifically for Molex products. Learn More

Power Connectors

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Molex's innovative selection of power connectors range from the versatile, high-current EXTreme Power™ connector family to the popular and proven Mini-Fit®, Micro Fit 3.0™, KK®, Mega-Fit®, and Ultra-Fit™ connector families. Learn More

Premo-Flex FFC Jumpers

Image of Molex's Premo-Flex™ FFC Jumpers

Molex's complete line of flat flex cable (FFC) jumpers offers standard lengths, pitches, and circuit sizes to solve complex board-to-board interconnection challenges in compact/-hard-to-reach applications. Learn More

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Featured Products

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Fit Connector Families

Molex offers their Mega-Fit®, Mini-Fit®, and Micro-Fit 3.0™ connector families. Learn More

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RF Technology Solutions

Molex is at the forefront of today’s RF technologies, providing a broad range of RF connector interface types covering frequencies from DC to 50 GHz. Learn More

Newest Products View All (167)

Image of Molex Micro-Fit 3.0 Pre-Crimped Jumper Leads

Micro-Fit 3.0 Pre-Crimped Jumper Leads

Digi-Key expands its extensive Molex value added assembly program with ready-to-install pre-crimped leads.

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Image of Molex's CLIK-Mate Wire-to-Board “GOLD” Connector System

CLIK-Mate™ Wire-to-Board "GOLD" Connector Systems, 1.50 Pitch

Molex's rugged CLIK-Mate wire-to-board "gold" connector system provides secure electrical contact, low insertion force, and mating assurance in a wide variety of configurations, circuit sizes, and current options.

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USB Connectors Thumbnail

USB Connectors

Molex offers a wide variety of A, B, and C USB 2.0-, 3.0, and 3.1 connectors and cable assemblies to help support power connection and data exchange.

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Block-Style SIM Card Connectors

Molex's profile heights of block-style SIM card connectors and high contact normal force offer superb mobile device interconnect usability and reliability.

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Miniature Memory Card Connectors

Molex’s miniature memory card connectors with pin-style eject feature and card tray holder.

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Images of Molex MicroCross DVI Connectors and Cable Assemblies

MicroCross™ DVI Connectors and Cable Assemblies

Molex’s MicroCross DVI connectors and cable assemblies are the standard interface to connect a host device to a monitor, for supporting high-resolution video applications.

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Tools & Support

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Molex Glow Wire Capable Connectors

Glow Wire capable connectors in many popular styles to meet all safety and environmental requirements mandated by the Home Appliance industry. Glow Wire capable testing (compliance statement) became a mandatory requirement in 2001 for certain home appliances sold in Europe. This International Safety Standard (IEC/EN 60335-1 5th Edition) was issued by the International Electrotechnical Commission. Learn More

Image of Molex's Visual Inspection Crimped Terminals Industrial

Visual Inspection of Crimped Terminals

Molex offers a wide variety of production equipment designed and tested to ensure a high quality electrical connection. Using the proper interconnect manufacturer’s tooling is essential to meet many of the industry standards and to maintain the connector manufacturer’s product warranty. Learn More

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Eurostyle™ ESE PCB Terminal Blocks

ESE terminal blocks provide economic benefits and enhance Molex’s existing Eurostyle terminal block offering. Learn More

Image of Molex's MX150L Sealed Wire-Wire

MX150L™ Sealed Wire-Wire System

The MX150L 8, 10 and 12 AWG additions are designed to meet the need for a rugged, environmentally sealed connector system supporting high-power applications and long-voltage runs to eliminate voltage drops. Learn More

Image of Molex's SMD On-Ground Antenna

2.4 GHz SMD On-Ground Antenna

Developed with the power and precision of Laser Direct Structuring (LDS) technology, Molex's 2.4 GHz SMD on-ground antenna is the smallest on-ground MID (Molded Interconnect Device) antenna in the market. The lightweight MID chip antenna weighs only 0.03 g and is used in portable electronic devices based on Bluetooth, Wi-Fi, ZIGBEE and other wireless standards. Learn More

Image of Molex's Brad Automation Catalog

Brad® Automation Catalog

If you’re designing or engineering an automation infrastructure, Molex will provide a system that includes passive media, network solutions and power products bearing the Brad® name. Learn More

Product Training Modules View All (13)

MarKK Terminal

KK Low Power and Signal Interconnect Family

Duration: 10 minutes

Wire-to-board and board-to-board single row connector family featuring dual cantilever design.

Connector Receptacle Vertical 4POS 2.00mm PCB

CLIK-Mate™ 2.00 SMT Wire-to-Board Connectors

Duration: 5 minutes

Molex’s CLIK-Mate connector system features include positive inner lock system with audible click to ensure mating and high retention force.

Mini-Fit Jr.

Power Connectors

Duration: 15 minutes

A broad family offering of power connectors offering small size, reliability, quick disconnection, and are designed to fit most any application and use.

Connector Receptacle 38POS IPASS RT ANG SMD


Duration: 30 minutes

Meets the requirements of today's designs by offering higher speed and density for wire to board applications both inside and outside a box.

Featured Videos View All (133)

Molex - Product Spotlight - Ultra Fit™ Power Connectors

Eliminate same-circuit-size cross mating, optimize space savings and ease assembly with low mating force, high-density Ultra-Fit™ Power Connectors.

Molex - Product Spotlight - Milli-Grid™ BMI

Molex Milli-Grid™ BMI, is a fully shrouded 2.00mm pitch header, and is the smallest BMI interface available for wire-to-board and panel-to-board applications.

Molex - Product Spotlight - DuraClik™ Connector System

DuraClik connectors are a 2.00mm pitch, unsealed, wire-to-board connection system for right-angled and vertical PCB mounting options.

Molex IP67 Waterproof Micro USB Connectors | Digi-Key Daily

Molex's IP67 rated waterproof micro-USB connectors provide protection and reduce shell wear and tear in applications that may be exposed to liquids. These connectors are available in a variety of mounting styles.

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