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LITTELFUSE Fuse: Class RK5, FLNR-ID Series, Time-Delay, 50 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: Class RK5, FLNR-ID Series, Time-Delay, 50 A, 250 V AC, 125 V DC

The LITTELFUSE FLNR-ID Series FLNR050ID is a Class RK5, time-delay cylindrical fuse rated at 50 A, 250 V AC and 125 V DC, with an indicating feature. 3G Electric interprets your demand for overcurrent protection and…

SKU 3G-OTH-27998

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLNR-ID Series, Time-Delay, 50 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
FLNR050ID
Series
FLNR-ID
Type
FLNR-ID Series, Time-Delay, 50 A, Indicating
AC
250 V
DC
125 V
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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE FLNR-ID Series FLNR050ID is a Class RK5, time-delay cylindrical fuse rated at 50 A, 250 V AC and 125 V DC, with an indicating feature. 3G Electric interprets your demand for overcurrent protection and sources this genuine industrial fuse across 14 departments — with specialist depth in electrical controls to ensure the right solution.

Frequently Asked Questions

What is a Littelfuse FLNR-ID time-delay fuse used for?

The Littelfuse FLNR-ID is a Class RK5, 50 A, 250 V AC / 125 V DC time-delay indicating fuse. It protects motors, transformers, and other inductive loads from short circuits and sustained overloads, while its built-in indicator simplifies troubleshooting in industrial control panels and power distribution.

What are the specifications of the Littelfuse FLNR050ID fuse?

The Littelfuse FLNR050ID is a Class RK5, FLNR-ID Series, time-delay, 50 A fuse rated 250 V AC and 125 V DC. It features an indicating function that visually shows when the fuse has opened. The manufacturer part number is FLNR050ID.

Where to buy Littelfuse FLNR050ID fuses worldwide?

3G Electric supplies the Littelfuse FLNR050ID fuse to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this Class RK5 time-delay indicating fuse.

How do you select the right Littelfuse FLNR-ID fuse for a motor circuit?

To select a Littelfuse FLNR-ID fuse, match the voltage rating (250 V AC or 125 V DC) and current rating (e.g., 50 A) to your circuit. The time-delay characteristic handles motor inrush without nuisance opening. Always verify the interrupting rating and consult the manufacturer's data sheet for branch-circuit protection requirements.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

LITTELFUSE 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.

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