Littelfuse acquired Carling Technologies on Nov. 30, 2021, to offer a more extensive portfolio of products in the commercial vehicle and aftermarket channels. Since 1920, Carling has been a leader in switching and circuit protection technologies with a strong global presence in commercial transportation, datacom/telecom, and marine markets. Carling Technologies is one of the world's largest manufacturers of Hydraulic-Magnetic and Thermal Circuit Breakers, Electrical Switches and Assemblies, and Advanced Systems including Power Distribution Centers, Electronic Controls, and Multiplexed Power Management and Monitoring Systems. For over a century Carling has been setting the pace in new product design so that we may offer you innovation of the highest quality at the lowest cost.