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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 350 A, 600 V AC, 300 V DC - Time-Delay Blade Fuses
LITTELFUSETime-Delay Blade Fuses

LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 350 A, 600 V AC, 300 V DC

The LITTELFUSE FLSR350 is a Class RK5, time-delay blade fuse rated at 350 A, 600 V AC and 300 V DC. Part of the FLSR Series, this non-indicating fuse is designed for overcurrent protection in industrial power…

SKU 3G-OTH-27486

Also listed as: FLSR 350 · FLSR-350

Brand
LITTELFUSE
Item
Fuse: Class RK5, FLSR Series, Time-Delay, 350 A, 600 V AC, 300 V DC
Category
Time-Delay Blade 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
FLSR350
Series
FLSR
Type
FLSR Series, Time-Delay, 350 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 FLSR350 is a Class RK5, time-delay blade fuse rated at 350 A, 600 V AC and 300 V DC. Part of the FLSR Series, this non-indicating fuse is designed for overcurrent protection in industrial power distribution systems.

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 FLSR350 fuse used for?

The Littelfuse FLSR350 is a Class RK5 time-delay fuse rated 350 A at 600 V AC or 300 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 FLSR350 fuse?

The Littelfuse FLSR350 is a Class RK5, time-delay, non-indicating fuse rated 350 A, 600 V AC, and 300 V DC. It belongs to the FLSR series and is designed for reliable overcurrent protection in demanding industrial applications.

Where to buy Littelfuse FLSR350 fuse worldwide?

3G Electric supplies the Littelfuse FLSR350 fuse to customers worldwide. 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 right Littelfuse FLSR series fuse for a motor circuit?

Select the Littelfuse FLSR series fuse based on motor full-load current and starting characteristics. The time-delay feature handles inrush without nuisance opening. Verify voltage rating (600 V AC or 300 V DC) and ensure the amp rating, like 350 A, exceeds running current.

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, 600 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR600)
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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 600 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR600)
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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, 70 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR070)
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LITTELFUSE Fuse: Class RK5, FLSR Series, Time-Delay, 70 A, 600 V AC, 300 V DC, Non-Indicating (MPN FLSR070)

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LITTELFUSE Fuse: Class RK5, IDSR Series, Time-Delay, 225 A, 600 V AC, 600 V DC, Indicating (MPN IDSR225)
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