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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 30 A, 600 V AC, 300 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 30 A, 600 V AC, 300 V DC

The LITTELFUSE FLSR030 is a Class RK5, time-delay cylindrical fuse from the FLSR Series, rated at 30 A, 600 V AC and 300 V DC, with a non-indicating design. 3G Electric interprets this demand and sources the exact…

SKU 3G-OTH-25042

Also listed as: FLSR 030 · FLSR-030

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLSR Series, Time-Delay, 30 A, 600 V AC, 300 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
FLSR030
Series
FLSR
Type
FLSR Series, Time-Delay, 30 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 FLSR030 is a Class RK5, time-delay cylindrical fuse from the FLSR Series, rated at 30 A, 600 V AC and 300 V DC, with a non-indicating design. 3G Electric interprets this demand and sources the exact OEM part, backed by specialist expertise in electrical components across 14 industrial departments.

Frequently Asked Questions

What is the LITTELFUSE FLSR030 fuse used for?

The LITTELFUSE FLSR030 is a Class RK5 time-delay fuse rated 30 A, 600 V AC, 300 V DC. It protects motors, transformers, and other inductive loads from short circuits and overloads in industrial control panels, HVAC equipment, and distribution systems.

What are the specifications of the LITTELFUSE FLSR030 fuse?

The LITTELFUSE FLSR030 is a Class RK5, time-delay, non-indicating fuse from the FLSR series. It is rated 30 A, 600 V AC, 300 V DC. The manufacturer part number is FLSR030. It is designed for cylindrical fuse holders and provides branch-circuit protection.

Where to buy LITTELFUSE FLSR030 fuses worldwide?

3G Electric supplies the LITTELFUSE FLSR030 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this Class RK5 time-delay fuse.

How to select the correct LITTELFUSE FLSR030 fuse for an application?

To select the LITTELFUSE FLSR030, verify the circuit voltage (600 V AC or 300 V DC) and current rating (30 A). Ensure the fuse holder accepts Class RK5 cylindrical fuses. For motor circuits, confirm the time-delay characteristic handles inrush current without nuisance opening.

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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Compatible alternatives & equivalents

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