Description
The Littelfuse FLNR.300 is a 0.300 amp, 250 V time delay Class RK5 fuse designed for reliable overcurrent protection in commercial and industrial electrical systems. Its slow‑blow time delay construction allows temporary inrush currents from motors, transformers, and other inductive loads to occur without nuisance openings while still safeguarding circuits from sustained faults. As a Class RK5 fuse, it delivers excellent current‑limiting performance to help protect sensitive equipment and enhance system safety. Durable and compact, the FLNR.300 is a solid choice for a variety of protection applications where dependable performance matters.
Key Features:
- 0.300 amp current rating for precise circuit protection
- 250 V rating suitable for multiple electrical systems
- Time delay (slow blow) design accommodates inrush currents
- Class RK5 fuse provides effective current‑limiting protection
- Ideal for motor, transformer, and inductive load circuits
- Durable construction for long‑lasting reliability
- Suitable for industrial and commercial electrical environments






