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JLLN400

Littelfuse

JLLN400 by Littelfuse

JLLN400 fuse by Littelfuse is a fast blow electric fuse with a rated current of 400A and rated AC voltage of 300V. With dimensions of 33.3mm x 21mm, it is commonly used for circuit protection in applications requiring a high breaking capacity of 200kA.

Median Price

$96.510

Lifecycle Status

Suppliers In-Stock

5

In-Stock Inventory

1k+

Distributors (Authorized)

Supplier In-Stock 1+ parts 100+ parts 1k+ parts 10k+ parts

DigiKey

USA . 25 parts In-Stock

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$96.510

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25

$96.510

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Galco

USA . 3 parts In-Stock

1+ parts

$85.390

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3

$85.390

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Nova Conductors

Japan . 300 parts In-Stock

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$175.900

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300

$175.900

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Vyrian

USA . 8,953 parts In-Stock

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Electrical Sales Inc. Div of WinSupply

USA . 116 parts In-Stock

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116

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Distributors (Availability)

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AZTECH Wire

Italy . 704 parts In-Stock

1+ parts

$10.880

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704

$10.880

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Ampacity Inc.

Singapore . 121 parts In-Stock

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$82.030

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121

$82.030

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Aranea Global

USA . 2,000 parts In-Stock

1+ parts

$172.382

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$165.487

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2,000

$172.382

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$165.487

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Continental Prestige Electronics

USA . 3,791 parts In-Stock

1+ parts

$175.900

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$172.382

3,791

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$172.382

Argo Parts USA

USA . 2,417 parts In-Stock

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Overview

Upgrade your circuit protection with the JLLN400 fuse from Littelfuse. Trusted by professionals worldwide, Littelfuse is known for their high-quality products that deliver reliable performance. The JLLN400 fuse offers a rated current of 400A and a fast blow characteristic, ensuring your electrical systems are safeguarded against overloads. Perfect for a wide range of applications, this fuse is a must-have for anyone looking for top-notch circuit protection. Trust Littelfuse to keep your equipment safe and secure.

Feature Benefit Bullets

Rated AC Voltage: 300 V

The high rated AC voltage of 300 V ensures that this fuse can safely handle electrical currents up to this level, providing reliable protection for your circuits.

Body Length/Diameter: 33.3 mm

The compact body length and diameter of 33.3 mm make this fuse suitable for installations where space is limited, enabling easy integration into your electrical systems.

Terminal Shape: TAB/BLADE

The TAB/BLADE terminal shape offers a secure and stable connection, reducing the risk of loose connections or fluctuations that could impact the performance of the fuse.

Dimensions: 33.3mm x 21mm

The specific dimensions of 33.3mm x 21mm ensure compatibility with various fuse holders and holders, making it a versatile choice for different applications.

Body Height: 69.9 mm

The ample body height of 69.9 mm allows for efficient heat dissipation, reducing the risk of overheating and ensuring the longevity of the fuse.

Rated Current: 400 A

With a rated current of 400 A, this fuse can reliably protect circuits carrying high currents, making it a suitable choice for industrial and commercial applications.

Blow Characteristic: FAST

The fast blow characteristic ensures that the fuse quickly interrupts the circuit in case of a fault, preventing damage to equipment and ensuring safety.

Circuit Protection Type: ELECTRIC FUSE

Being an electric fuse, this product offers effective protection against overcurrent and short circuits, safeguarding your electrical systems from damage.

Rated Breaking Capacity: 200000 A

The high rated breaking capacity of 200000 A ensures that this fuse can safely interrupt high fault currents without deteriorating, maintaining its reliability and performance.

Rated DC Voltage: 125 V

The rated DC voltage of 125 V makes this fuse suitable for DC circuits, providing comprehensive protection for both AC and DC applications.

Mounting Feature: INLINE/HOLDER

The inline/holder mounting feature offers flexibility in installation, allowing you to choose the most convenient method for integrating the fuse into your system.

Reference Standard: CE; CSA; CUL; UL

Compliance with standards such as CE, CSA, CUL, and UL demonstrates the quality and safety of this product, giving you confidence in its performance and reliability.

Technical Specifications

Fuses JLLN400 attributes and parameters. Explore more Fuses devices from Littelfuse

Electrical Specifications

Circuit Protection Type:

Rated Current:

Rated Breaking Capacity:

200 kA

Rated AC Voltage:

Rated DC Voltage:

Physical Dimensions

Body Diameter:

1.311 in (33.3 mm)

Body Height:

2.752 in (69.9 mm)

Dimensions:

1.311 x 0.827 in (33.3 x 21 mm)

Fuse Characteristics

Blow Characteristic:

Fast

Additional Features:

Rated Breaking Capacity at 125 VDC: 20000 A

Design and Compliance

Reference Standard:

CE; CSA; CUL; UL

Mounting and Packing

Terminal Shape:

Mounting Feature:

Trade Compliance

JLLN400 Circuit Protection trade compliance attributes, and parameters.

ECCN

EAR99

ECCN Governance

EAR

NSN

5920-01-662-7354, 5920016627354

NIIN

016627354

Manufacturer Highlights

Littelfuse

Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 18,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.

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