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LITTELFUSE FLSR250ID Class RK5 Time-Delay Indicating Blade Fuse - Time-Delay Blade Fuses
LITTELFUSETime-Delay Blade Fuses

LITTELFUSE FLSR250ID Class RK5 Time-Delay Indicating Blade Fuse

The LITTELFUSE FLSR250ID is a Class RK5, time-delay blade fuse from the FLSR-ID Series, rated at 250 A, 600 V AC and 300 V DC, with an indicating feature. 3G Electric interprets this demand and sources the exact OEM…

SKU 3G-OTH-28228

Brand
LITTELFUSE
Item
FLSR250ID Class RK5 Time-Delay Indicating Blade Fuse
Part Number
FLSR250ID
Category
Time-Delay Blade Fuses
Available to Order
Also known as:FLSR250IDLITTELFUSE
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
FLSR250ID
Series
FLSR-ID
Type
FLSR-ID Series, Time-Delay, 250 A, Indicating
AC
600 V
DC
300 V

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

Product Description

The LITTELFUSE FLSR250ID is a Class RK5, time-delay blade fuse from the FLSR-ID Series, rated at 250 A, 600 V AC and 300 V DC, with an indicating feature. 3G Electric interprets this demand and sources the exact OEM part, supporting your facility with genuine industrial electrical components across 14 departments — and far more — while our specialist depth in controls anchors trust for critical power distribution needs.

Frequently Asked Questions

What is the LITTELFUSE FLSR250ID fuse used for?

The LITTELFUSE FLSR250ID is a Class RK5, time-delay, indicating fuse rated 250 A, 600 V AC, 300 V DC. It protects industrial motor circuits, feeders, and branch circuits against overloads and short circuits. The indicating feature allows quick visual identification of a blown fuse, reducing downtime in plant maintenance.

What are the specifications of the LITTELFUSE FLSR250ID?

The LITTELFUSE FLSR250ID is a Class RK5, time-delay, indicating fuse from the FLSR-ID Series. It is rated 250 A, 600 V AC, 300 V DC. The manufacturer part number is FLSR250ID. It is designed for high-current industrial applications requiring reliable overcurrent protection with a visual blown-fuse indicator.

Where to buy the LITTELFUSE FLSR250ID fuse worldwide?

You can source the LITTELFUSE FLSR250ID fuse worldwide through 3G Electric, a global industrial equipment distributor established in 1990. 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact them for availability and lead time on this Class RK5, time-delay, indicating fuse.

How to select the correct LITTELFUSE FLSR250ID fuse for an application?

To select the correct LITTELFUSE FLSR250ID fuse, verify your circuit's voltage (600 V AC or 300 V DC) and continuous current (250 A). Ensure the Class RK5 time-delay characteristic matches motor-starting or transformer-inrush requirements. The indicating feature helps identify blown fuses. Always consult the manufacturer's data sheet for coordination and interrupting rating.

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.
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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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Class RK5, time-delay blade fuse rated 300 A at 600 V AC or 300 V DC. Features a visual blown-fuse indicator for quick identification. Suitable for overcurrent protection in motor circuits, transformers, and branch circuits with high inrush currents
LITTELFUSE
Class RK5, time-delay blade fuse rated 300 A at 600 V AC or 300 V DC. Features a visual blown-fuse indicator for quick identification. Suitable for overcurrent protection in motor circuits, transformers, and branch circuits with high inrush currents

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