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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 1.8 A, 600 V AC, 300 V DC - Time-Delay Cylindrical Fuses
LITTELFUSETime-Delay Cylindrical Fuses

LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 1.8 A, 600 V AC, 300 V DC

The LITTELFUSE FLSR Series Class RK5 Time-Delay Cylindrical Fuse (MPN FLSR01.8T) is a 1.8 A, non-indicating fuse rated for 600 V AC and 300 V DC. 3G Electric interprets your demand for industrial circuit protection…

SKU 3G-OTH-28450

Also listed as: FLSR018T · FLSR01 8T · FLSR01-8T

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLSR Series, Time-Delay, 1.8 A, 600 V AC, 300 V DC
Category
Time-Delay Cylindrical Fuses
Available to Order
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

LITTELFUSE
Manufacturer Part Number
FLSR01.8T
Series
FLSR
Type
FLSR Series, Time-Delay, 1.8 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 FLSR Series Class RK5 Time-Delay Cylindrical Fuse (MPN FLSR01.8T) is a 1.8 A, non-indicating fuse rated for 600 V AC and 300 V DC. 3G Electric interprets your demand for industrial circuit protection, sourcing this specific OEM fuse and supporting your application with specialist expertise across 14 industrial departments — including electrical, instrumentation, and controls — backed by deep knowledge in combustion, pumps, and controls as an authorised distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the LITTELFUSE FLSR01.8T fuse used for?

The LITTELFUSE FLSR01.8T is a Class RK5 time-delay fuse rated 1.8 A, 600 V AC, 300 V DC. It protects motors, transformers, and lighting circuits against overcurrent and short circuits. Its time-delay characteristic handles inrush currents without nuisance opening, making it suitable for industrial and commercial power distribution systems.

What are the specifications of the LITTELFUSE FLSR01.8T fuse?

The LITTELFUSE FLSR01.8T is a Class RK5, FLSR Series, time-delay, non-indicating fuse. It is rated 1.8 A, 600 V AC, 300 V DC. The manufacturer part number is FLSR01.8T. It is designed for overcurrent protection in circuits with high inrush currents, such as motor starters and control transformers.

Where to buy LITTELFUSE FLSR01.8T fuses worldwide?

3G Electric supplies the LITTELFUSE FLSR01.8T fuse worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver genuine LITTELFUSE components to industrial buyers globally.

How to select the correct LITTELFUSE FLSR series fuse for an application?

Select the FLSR fuse based on the circuit's continuous current rating (1.8 A for this model), voltage (600 V AC or 300 V DC), and inrush characteristics. The time-delay feature accommodates motor starting currents. Verify the Class RK5 rejection feature ensures proper fit in the fuse holder. Consult the LITTELFUSE application guide 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 600 mA, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR.800T)
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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 600 mA, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR.600T)
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LITTELFUSE Fuse: Class RK5, FLSR-ID Series, Time-Delay, 1.5 A, 600 V AC, 300 V DC, Indicating (MPN FLSR01.5ID)

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