Class K5 Fuse Class K5 Fuse
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A Class K5 fuse is a non-current limiting fuse that has an interrupting rating of 50,000 amps. It is a one time fuse that does not have any appreciable degree of time delay. Class K5 fuses are rated at either 250 volts AC or 600 volts. Ampere ratings for the Mersen Class K5 fuses range from 1/8 to 600 amps. The Bussmann and Littelfuse Class K5 ampere ratings range from 65 to 600 amps. Class K5 fuses are UL Listed under UL 248-9, Class K5 and CSA Certified.
Bussmann, Littelfuse and Mersen offer Class K5 fuses.