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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

Image of Molex's Power Connectors

Molex’s power connectors range from the versatile EXTreme Power™ connector family to the Mini-Fit®, Micro Fit 3.0™, KK®, and the Mega-Fit® and Ultra-Fit™ connector families. Learn More

Pre-Crimped Leads

Image of Molex's Pre-Crimped Leads

Molex’s pre-crimped leads combined with Digi-Key’s extensive ready-to-install pre-crimped leads, make Molex's value added assembly program offerings simple and cost-effective solutions. Learn More

Product Listing View All

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 (175)

Image of Molex's Mega-Fit Power Connectors, Receptacle Backshells

Mega-Fit™ Power Connectors Receptacle Backshells

Molex introduces their Mega-Fit 5.70 mm pitch power connectors designed for various consumer/home appliances, networking/telecommunications, industrial, and commercial vehicle applications.

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Image of Molex's Nano-Fit™ Power Connectors

Nano-Fit™ Power Connectors

Compact Nano-Fit connectors from Molex provide design engineers fully protected header terminals in a small package.

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Ultra-Wideband (UWB) PCB Antennas

Molex's transmission-balanced antennas offer high radiation efficiency for better performance and easy installation without the concerns of ground-plane effects

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Image of Molex's USB Type-C Connectors and Cable Assemblies

USB Type-C™ Connectors and Cable Assemblies

Molex's more compact USB Type-C connectors offer greater PCB savings while enabling high-frequency mating in data, consumer, and other I/O applications.

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Image of Molex's Mini-Lock Wire-to-Board Connector System

Mini-Lock™ Wire-to-Board Connector System

Molex introduces their Mini-Lock connector system is a versatile wire-to-board/wire-to-wire system for a broad range of 2.50mm (.098") pitch industry standard applications.

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Image of Molex's PanelMate Wire-to-Board Connector System

PanelMate™ Wire-to-Board Connector System

Molex introduces their PanelMate connector which offers one of the lowest profiles of any fully-shrouded wire-to-board system, designed for flat panel display panels.

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Tools & Support

Image of Molex's Glow Wire Connectors

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.

PCI Express Edge Card Connector

PCI Express Connectors

Duration: 5 minutes

Based on point-to-point, full-duplex, serial link technology. Common applications include computing and data communications.

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.

Featured Videos View All (143)

Molex - Product Spotlight - KK® 508 Connector System

Delivering up to 7.0A per circuit in wire-to-board and 5.0A per circuit in board-to-board configurations, the KK® 508 Connector System, with Glow Wire capability, is ideal for low- to mid-range power applications.

Molex - Product Spotlight - EXTreme Guardian™

Exceed high-current and reliability requirements with EXTreme Guardian™ Power Connector System, providing EMI/RFI shielding with overmolded and non-overmolded cable harness options in vertical and right-angle configurations for design flexibility.

Molex - Molex Benchtop Crimper

Molex Application Tooling

FiT Connectors – Molex | Digi-Key Daily

Molex's FiT Connector families offer a wide range of connectors to meet all of your application's needs.

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