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.