Littelfuse FLNR175 Time Delay Fuse 175 Amp 250V

The Littelfuse FLNR175 is a 175-amp time delay fuse rated for 250 volts, designed to provide reliable overcurrent protection in electrical systems. This Class RK5 fuse features a time-delay characteristic that allows it to handle temporary inrush currents without nuisance blowing, making it ideal for motor circuits, transformers, and other inductive loads.

Key Features:

• 175 amp current rating with 250-volt maximum voltage
• Time-delay design tolerates temporary overloads and inrush currents
• Class RK5 rating with 200,000 AIC interrupting capacity
• Dual-element construction provides both overload and short-circuit protection
• UL Listed and meets NEC requirements
• Standard ferrule body design for secure mounting

The FLNR series is widely used in industrial and commercial applications where dependable time-delay protection is required. The dual-element design responds quickly to short circuits while providing time-delay response to harmless temporary overloads, extending equipment life and reducing downtime from unnecessary fuse replacement.