Littelfuse于2010年收购了Cole Hersee，为客户提供了商用车市场中更广泛的产品组合。自从Cole Hersee成立于1924年以来，他们一直是汽车行业重型电气产品开发的先驱和领导者，并以质量和价值赢得了声誉。Cole Hersee曾遵守许多基本行业标准，并且是2,000多个可靠的车辆产品和配件的首选供应商。
Littelfuse Cole Hersee Brand products are available as standard or custom designed products to meet customer needs. Contact us to discuss the possibilities. Our engineers are on hand to design from the ground up the best solution to your application.
海洋级
海洋级表明该产品是为更苛刻的应用而设计的。
Littelfuse marine construction switches are designed to stand up to conditions like ocean water spray that can destroy other types of switches. The rugged switches are also suitable for applications where dust infiltration and water spray can be a problem; like off-road equipment, agricultural vehicles and other dirty, demanding applications.
特殊功能包括保护柱塞的橡胶帽，垫片密封的箱子（带有矩形外壳开关），渗透驱虫剂绝缘子，黄铜结构或镀铬黄铜或塑料溶液，其中电线铅，身体和茎浸入弹性中PVC涂层完全密封开关机构。