Carling Technologies

As a global leader in circuit protection, switching, and power distribution, Carling Technologies, a Littelfuse brand, is dedicated to developing modern, innovative solutions that ensure the communications technology, transportation, and infrastructure we rely on every day is safe, sustainable, and working when it matters most.

Carling Technologies is one of the world's largest manufacturers of circuit breakers, switches, power distribution units, digital switching systems, and electronic controls with a global presence in on/off-highway vehicle, marine, and datacom/telecom infrastructure markets.

Founded in 1920 and located in Plainville, Connecticut, with sales offices and ISO9001 and IATF 16949 registered facilities around the world, Carling Technologies has a long history of delivering reliable products and custom solutions.

In 2021, Carling Technologies was acquired by Littelfuse, an industrial technology manufacturing company with over 100,000 end customers worldwide. The acquisition allowed Carling Technologies to leverage complementary engineering capabilities, application expertise, and product portfolios to provide greater value to its diverse OEM and distributor customer base.

Thanks to highly-skilled engineering, sales, and service teams, Carling Technologies and its marine monitoring and control brand, Maretron, are able to provide best-in-class service and support.

Authorized Distributor

Component Moment: Carling M Series Circuit Breakers

Component Moment: Carling C Series Circuit Breakers

L-Series Rocker Switch

Carling Technologies - Company Profile

Component Moment: Carling A Series Circuit Breakers

Resources		White Papers
Carling Product Selector FAQ Glossary of Terms Hydraulic Magnetic Circuit Breakers Catalog Hydraulic Magnetic Circuit Breakers Catalog GFCI/ELCI Circuit Protection Catalog GFCI/ELCI Circuit Protection Selector Guide Miniature Switch Selector Guide Switches & Controls Catalog Switches & Controls Selector Guide Thermal Circuit Breakers Catalog Miniature Switch Selector Guide Carling's Configurit Switches & Controls Catalog Thermal Circuit Breakers Catalog: Thermal Circuit Breakers Selector Guide Switches & Controls Selector Guide

Carling Technologies: V-Series Sealed Rocker Switches

Switching is a Snap with Carling’s V-Series Contura Line!

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Carling Technologies - Transforming Customer Needs Into Product Solutions

There are few products that Carling Technologies hasn't turned "ON" and fewer industries that haven't turned to Carling for solutions. With ISO9001 and IATF 16949 registered manufacturing facilities and technical sales offices worldwide, Carling ranks among the world's largest manufacturers of circuit breakers, switches, power distribution units, digital switching systems and electronic controls.

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Carling Technologies Switches and Circuit Breakers for Medical Applications

Carling Technologies is a leading manufacturer of switches and circuit protection products ideally suited for medical equipment applications. Carling's stringent quality and design standards assure conformance with the most demanding performance and reliability specifications of the medical industry.

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Carling Technologies Industrial Automation and Controls

Carling Technologies is the market leader in industrial control application switches & circuit breakers. Designed for precision operation, Carling’s products are ideal for integration into battery chargers, compressors, motor controllers, conveyor belts, printing presses, robotics, sorters, and many other industrial applications.

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Carling Technologies - Delivering Maximum Performance

Sealed Switches and Circuit Breakers Built to Endure the Demands of Harsh Environment Applications

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Carling Technologies: Hydraulic-Magnetic Circuit Protection for the Future of Datacom & Telecom

Known for their performance and reliability, each series in Carling’s selection of hydraulic-magnetic circuit breakers are available with multiple configuration options and many offer advanced features and cutting-edge designs to meet today’s leading application requirements.

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Carling Technologies leading Transportation Solutions

With over 100 years of design and manufacturing experience, Carling Technologies, now part of Littlefuse, is a market leader in on/off highway application switches and circuit breakers. Carling ensures transporation applications perform under the harshest environments.

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Carling Technologies Solutions for Commercial Food Equipment

As global regulations push for greener refrigerants like propane, appliance designers face new safety challenges. We offer reliable, explosion-proof components to help you meet stringent standards with confidence. Explore expert guidance and proven solutions from Littelfuse.

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