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LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 6.25 A, 250 V AC, 125 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 6.25 A, 250 V AC, 125 V DC

The LITTELFUSE FLNR Series FLNR6.25 is a Class RK5, time-delay cylindrical fuse rated at 6.25 A, 250 V AC and 125 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical…

SKU 3G-OTH-25930

Also listed as: FLNR625 · FLNR6 25 · FLNR6-25

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLNR Series, Time-Delay, 6.25 A, 250 V AC, 125 V DC
Category
Time-Delay Cylindrical Fuses
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LITTELFUSE
Manufacturer Part Number
FLNR6.25
Series
FLNR
Type
FLNR Series, Time-Delay, 6.25 A, Non-Indicating
AC
250 V
DC
125 V

Technical Documents

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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE FLNR Series FLNR6.25 is a Class RK5, time-delay cylindrical fuse rated at 6.25 A, 250 V AC and 125 V DC. This non-indicating fuse is designed for overcurrent protection in industrial electrical systems. 3G Electric interprets your demand and sources this genuine component across 14 industrial departments, with specialist depth in electrical controls to support your application.

Frequently Asked Questions

What is a Littelfuse FLNR6.25 fuse used for?

The Littelfuse FLNR6.25 is a Class RK5 time-delay fuse rated 6.25 A, 250 V AC / 125 V DC. It protects motor circuits, transformers, and lighting systems from overloads and short circuits. Its time-delay characteristic allows harmless inrush currents without nuisance opening.

What are the specifications of the Littelfuse FLNR6.25 fuse?

The Littelfuse FLNR6.25 is a Class RK5, time-delay, non-indicating fuse. It is rated 6.25 A, 250 V AC and 125 V DC. The series is FLNR, and the manufacturer part number is FLNR6.25. It is a cylindrical fuse designed for branch-circuit protection.

Where to buy Littelfuse FLNR6.25 fuses worldwide?

3G Electric supplies the Littelfuse FLNR6.25 fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine Littelfuse components and support procurement across 14 departments.

How to select the correct Littelfuse FLNR6.25 fuse for a circuit?

Select the Littelfuse FLNR6.25 by matching its 6.25 A rating, 250 V AC / 125 V DC voltage, and Class RK5 time-delay characteristics to your circuit's full-load current and voltage. Ensure the interrupting rating exceeds available fault current. Consult a qualified engineer for coordination studies.

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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