UL Class CF Fuses – UL Class J Fuses Cross Reference Guide
Littelfuse offers Class J Fuses that can be used as a substitute for Class CF fuses. Utilize this guide as a cross-reference.
Industrial power generation and distribution creates unique demands for circuit and equipment protection. UL industrial fuses from Littelfuse meet all the performance requirements. Our current-limiting Class L, RK5, RK1, Class J, Class CC, Class T, Class G, and Class K5 fuse work in ac and dc systems that produce highly magnetized inductive loads. A sampling of applications includes transformers, industrial control panels, switchboards, fully rated panelboards, solenoids, and fluorescent lighting arrays. Most of our UL industrial fuses boast miniature design, and several come with indicators that show when they blow.