SIDE-BY-SIDE DATA
Specification Comparison
SpecificationKLLUA4BTTypeBlade-type fuse (automotive)Current-Limiting Time-Delay Class L FuseCurrent601-4000A900AVoltage600V AC / 300V DC600V AC / 500V DCBreaking capacity200kA@600V AC / 20kA@300V DC200kA AC / 100kA DCUtilization classClass LClass LFuse speedTime-delay (slow blow)Time DelayPackage / dimensionsBolt-in (bolted insertion type)Class LMountingBolt-in (directly bolted to switchgear/panelboard)Cartridge / ClipApprovalsUL 248-10 Class L Listed (E81895) / CSA (LR29862) / cUL; DC Littelfuse self-certifiedUL Listed · CSA