Littelfuse FLNR series fuses have been the superior UL Class RK5 dual-element time-delay fuses, and are the most widely used class of fuses.
FLNR series fuses provide excellent protection for all types of circuits especially those containing motors. However, users and specifiers should consider the significant benefits offered by Indicator fuses.
Features
Dual-element design - Provides advanced short circuit and overload protection
Current limiting - Restricts fault currents to provide a high degree of circuit protection