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LITTELFUSE Fuse: Class K5, NLN Series, Fast-Acting, 400 A, 250 V AC, 250 V DC - Fast-Acting Blade Fuses
LITTELFUSEFast-Acting Blade Fuses

LITTELFUSE Fuse: Class K5, NLN Series, Fast-Acting, 400 A, 250 V AC, 250 V DC

The LITTELFUSE NLN Series 0NLN400.X is a Class K5 fast-acting blade fuse rated for 400 A at 250 V AC and 250 V DC. This non-indicating fuse from LITTELFUSE provides overcurrent protection in industrial equipment…

SKU 3G-OTH-25598

Brand
LITTELFUSE
Item
Fuse: Class K5, NLN Series, Fast-Acting, 400 A, 250 V AC, 250 V DC
Category
Fast-Acting Blade Fuses
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Technical Specifications

LITTELFUSE
Manufacturer Part Number
0NLN400.X
Series
NLN
Type
NLN Series, Fast-Acting, 400 A, Non-Indicating
AC
250 V
DC
250 V
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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE NLN Series 0NLN400.X is a Class K5 fast-acting blade fuse rated for 400 A at 250 V AC and 250 V DC. This non-indicating fuse from LITTELFUSE provides overcurrent protection in industrial equipment applications.

Frequently Asked Questions

What is the LITTELFUSE 0NLN400.X fuse used for?

The LITTELFUSE 0NLN400.X is a Class K5 fast-acting blade fuse used for overcurrent protection in industrial equipment. It is rated 400 A at 250 V AC and 250 V DC, making it suitable for motor control centers, panelboards, and other heavy-duty electrical systems requiring fast response to short circuits.

What are the specifications of the LITTELFUSE NLN Series 0NLN400.X?

The LITTELFUSE NLN Series 0NLN400.X is a Class K5 fast-acting, non-indicating fuse. Key specs: 400 A current rating, 250 V AC and 250 V DC voltage rating. It is part of the NLN series with manufacturer part number 0NLN400.X. This fuse provides reliable overcurrent protection in industrial applications.

Where to buy LITTELFUSE 0NLN400.X worldwide?

You can source the LITTELFUSE 0NLN400.X fuse through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for pricing and lead time on this NLN Series fast-acting fuse.

How to select the correct LITTELFUSE NLN Series fuse for an application?

To select the correct LITTELFUSE NLN Series fuse, match the voltage rating (250 V AC/DC) and current rating (400 A for 0NLN400.X) to your circuit requirements. Ensure the Class K5 fast-acting characteristic aligns with your equipment's inrush current. Consult a qualified engineer for coordination with upstream protection devices.

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 fast-acting 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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