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3G Electric
LITTELFUSE KLLU1500X Time-Delay Bolt-On Fuse, 1.5 kA, 600 V AC / 300 V DC - Time-Delay Bolt-On Fuses
LITTELFUSETime-Delay Bolt-On Fuses

LITTELFUSE KLLU1500X Time-Delay Bolt-On Fuse, 1.5 kA, 600 V AC / 300 V DC

The LITTELFUSE KLLU Series Class L Time-Delay Bolt-On Fuse (MPN KLLU1500X) is a 1.5 kA, 600 V AC, 300 V DC industrial fuse with a bolt-on body. It provides time-delay overload protection for high-current circuits.

SKU 3G-OTH-27412

Brand
LITTELFUSE
Item
KLLU1500X Time-Delay Bolt-On Fuse, 1.5 kA, 600 V AC / 300 V DC
Part Number
KLLU1500X
Category
Time-Delay Bolt-On Fuses
Available to Order
Also known as:KLLU1500XLITTELFUSE
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

LITTELFUSE
Manufacturer Part Number
KLLU1500X
Series
KLLU
Type
KLLU Series, Bolt-On Body, Time-Delay, 1.5 kA
AC
600 V
DC
300 V

Technical Documents

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

Product Description

The LITTELFUSE KLLU Series Class L Time-Delay Bolt-On Fuse (MPN KLLU1500X) is a 1.5 kA, 600 V AC, 300 V DC industrial fuse with a bolt-on body. It provides time-delay overload protection for high-current circuits.

Frequently Asked Questions

What is the LITTELFUSE KLLU1500X fuse used for?

The LITTELFUSE KLLU1500X is a Class L time-delay bolt-on fuse rated 1.5 kA at 600 V AC or 300 V DC. It protects high-current industrial circuits, such as motor feeders, transformers, and main disconnects, against overloads and short circuits.

What are the specifications of the LITTELFUSE KLLU1500X?

The LITTELFUSE KLLU1500X is a KLLU Series Class L fuse with a bolt-on body. It is rated 1.5 kA, 600 V AC, and 300 V DC. It offers time-delay characteristics for handling inrush currents in industrial power distribution systems.

Where to buy the LITTELFUSE KLLU1500X worldwide?

3G Electric supplies the LITTELFUSE KLLU1500X 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 KLLU Series time-delay fuse.

How to select the correct LITTELFUSE KLLU1500X fuse?

Select the LITTELFUSE KLLU1500X for circuits requiring a 1.5 kA, 600 V AC or 300 V DC Class L time-delay fuse. Verify the bolt-on mounting style matches your fuse holder. Always consult the manufacturer's data sheet for application-specific coordination and ampacity requirements.

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 bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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