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LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 225 A, 250 V AC, 125 V DC - Time-Delay Blade Fuses
LITTELFUSETime-Delay Blade Fuses

LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 225 A, 250 V AC, 125 V DC

The LITTELFUSE FLNR225 is a Class RK5, time-delay blade fuse rated at 225 A, 250 V AC and 125 V DC. Part of the FLNR Series, this non-indicating fuse is designed for overcurrent protection in industrial electrical…

SKU 3G-OTH-26780

Also listed as: FLNR 225 · FLNR-225

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLNR Series, Time-Delay, 225 A, 250 V AC, 125 V DC
Category
Time-Delay Blade Fuses
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Local availability & support

Delivery
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
FLNR225
Series
FLNR
Type
FLNR Series, Time-Delay, 225 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 FLNR225 is a Class RK5, time-delay blade fuse rated at 225 A, 250 V AC and 125 V DC. Part of the FLNR Series, this non-indicating fuse is designed for overcurrent protection in industrial electrical systems. 3G Electric interprets your demand and sources this genuine LITTELFUSE component across 14 industrial departments — with specialist depth in electrical controls and power distribution.

Frequently Asked Questions

What is the LITTELFUSE FLNR225 fuse used for?

The LITTELFUSE FLNR225 is a Class RK5 time-delay fuse rated 225 A at 250 V AC or 125 V DC. It protects industrial motor circuits, feeders, and branch circuits from overloads and short circuits, especially where high inrush currents occur.

What are the specifications of the LITTELFUSE FLNR225?

The FLNR225 is a non-indicating, time-delay fuse from the FLNR Series. It carries 225 A continuous current, rated 250 V AC and 125 V DC. Its Class RK5 design provides high interrupting capacity for industrial power distribution and motor protection.

Where to buy LITTELFUSE FLNR225 worldwide?

3G Electric supplies the LITTELFUSE FLNR225 fuse to customers worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this Class RK5 time-delay fuse.

How to select the correct LITTELFUSE FLNR225 replacement?

Verify the existing fuse's voltage rating (250 V AC or 125 V DC), current rating (225 A), and Class (RK5). The FLNR225 is a time-delay type for motor loads. Always match the manufacturer part number FLNR225 and series FLNR to ensure proper protection and fit.

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 blade fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
LITTELFUSE Fuse: Class RK5, FLNR Series, Time-Delay, 90 A, 250 V AC, 125 V DC, Non-Indicating (MPN FLNR090)
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