LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 500 mA, 250 V AC, 125 V DC
The LITTELFUSE FLNR Series Class RK5 Time-Delay Cylindrical Fuse (MPN FLNR.500) is a 500 mA, non-indicating fuse rated for 250 V AC and 125 V DC. 3G Electric interprets your demand for this specific overcurrent…
SKU 3G-OTH-25847
Need installation or engineering help?
Ask a question
Product Description
The LITTELFUSE FLNR Series Class RK5 Time-Delay Cylindrical Fuse (MPN FLNR.500) is a 500 mA, non-indicating fuse rated for 250 V AC and 125 V DC. 3G Electric interprets your demand for this specific overcurrent protection component, sources it from our extensive industrial supply network, and delivers it with the technical accountability you expect across 14 departments — including electrical, where our specialist depth in controls and power distribution ensures the right solution.
Frequently Asked Questions
What is the LITTELFUSE FLNR.500 fuse used for?
The LITTELFUSE FLNR.500 is a Class RK5 time-delay cylindrical fuse rated 500 mA at 250 V AC or 125 V DC. It protects motor circuits, transformers, and lighting systems from overcurrent while tolerating harmless inrush currents. Common in industrial control panels and power distribution.
What are the specifications of the LITTELFUSE FLNR.500?
The FLNR.500 is a Class RK5, time-delay, non-indicating fuse from the FLNR series. It is rated 500 mA, 250 V AC, and 125 V DC. The manufacturer part number is FLNR.500. It is designed for overcurrent protection in industrial equipment where time-delay characteristics are required.
Where to buy LITTELFUSE FLNR.500 worldwide?
3G Electric supplies the LITTELFUSE FLNR.500 fuse worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source genuine LITTELFUSE components for industrial applications.
How to select the correct LITTELFUSE FLNR.500 fuse?
Select the FLNR.500 when your circuit requires a 500 mA, 250 V AC or 125 V DC Class RK5 time-delay fuse. Verify the voltage rating matches your system and that the time-delay characteristic suits motor or transformer starting currents. Always consult the LITTELFUSE FLNR series datasheet for application guidance.
Used in
Common applications for LITTELFUSELITTELFUSE Products
3G Electric supplies LITTELFUSE time-delay cylindrical fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














