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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 600 A, 600 V AC, 300 V DC - Time-Delay Blade Fuses
LITTELFUSETime-Delay Blade Fuses

LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 600 A, 600 V AC, 300 V DC

The LITTELFUSE FLSR600 is a Class RK5, time-delay blade fuse rated for 600 A at 600 V AC and 300 V DC. As a non-indicating FLSR Series component, it provides overcurrent protection for industrial circuits. 3G…

SKU 3G-OTH-27506

Also listed as: FLSR 600 · FLSR-600

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLSR Series, Time-Delay, 600 A, 600 V AC, 300 V DC
Category
Time-Delay Blade 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
FLSR600
Series
FLSR
Type
FLSR Series, Time-Delay, 600 A, Non-Indicating
AC
600 V
DC
300 V

Technical Documents

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

Product Description

The LITTELFUSE FLSR600 is a Class RK5, time-delay blade fuse rated for 600 A at 600 V AC and 300 V DC. As a non-indicating FLSR Series component, it provides overcurrent protection for industrial circuits. 3G Electric interprets your demand, sources genuine LITTELFUSE parts like this across 14 industrial departments, and backs them with specialist expertise in combustion, pumps, and controls.

Frequently Asked Questions

What is the LITTELFUSE FLSR600 fuse used for?

The LITTELFUSE FLSR600 is a Class RK5 time-delay fuse rated 600 A AC/300 V DC, designed for motor and transformer protection in industrial power distribution. Its time-delay characteristic handles inrush currents without nuisance opening, making it suitable for heavy-load circuits in manufacturing plants and commercial buildings.

What are the specifications of the LITTELFUSE FLSR600 fuse?

The LITTELFUSE FLSR600 is a Class RK5, FLSR Series, time-delay, non-indicating fuse rated 600 A, 600 V AC, and 300 V DC. It is a blade-type fuse with the manufacturer part number FLSR600. These ratings ensure reliable overcurrent protection in high-power industrial applications.

Where to buy LITTELFUSE FLSR600 worldwide?

3G Electric supplies the LITTELFUSE FLSR600 fuse worldwide. As a global industrial distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this Class RK5 time-delay fuse to any international destination.

How to select the correct LITTELFUSE FLSR600 fuse for an application?

To select the LITTELFUSE FLSR600, verify your circuit's voltage (max 600 V AC or 300 V DC) and continuous current (600 A). Ensure the Class RK5 time-delay characteristic matches your load's inrush profile, such as motors or transformers. Consult a licensed electrician and refer to the FLSR series datasheet for coordination and interrupting rating details.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 400 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR400)
LITTELFUSE
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 400 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR400)
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 75 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR075)
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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 75 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR075)
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR450)
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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 450 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR450)
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 80 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR080)
LITTELFUSE
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 80 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR080)
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 500 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR500)
LITTELFUSE
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 500 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR500)
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 70 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR070)
LITTELFUSE
LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 70 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR070)

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