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Littelfuse LFPSJ30-2ID - LFPSJ302ID is an indicating Class J dead front fuse holder with a maximum ampere rating of 30.

Littelfuse LFPSJ30-2ID LFPSJ302ID is an indicating Class J dead front fuse holder with a maximum ampere rating…

Alternate Item Number: LFPSJ302.ZXID

UPC: 079458188776


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Overview

The Littelfuse LFPSJ30-2ID Class J dead front fuse holder is a premium industrial-grade solution engineered for robust circuit protection in high-demand electrical systems. Designed to accommodate a maximum ampere rating of 30A, this fuse holder is part of Littelfuse’s trusted Class J series, renowned for its reliability and precision in industrial applications. Its dead front design ensures enhanced safety by isolating live components during fuse replacement, reducing the risk of electrical shock and arc flash hazards—a critical consideration in high-voltage environments. This fuse holder is meticulously constructed to meet stringent industry standards, including UL and CSA certifications, making it suitable for use in manufacturing plants, utilities, power distribution systems, and commercial electrical infrastructures. The LFPSJ30-2ID is particularly well-suited for applications where consistent performance and long-term durability are non-negotiable, such as motor control centers, panelboards, and industrial machinery. Key features of the Littelfuse LFPSJ30-2ID include a durable polymer housing that resists corrosion, impact, and environmental stressors, ensuring longevity even in harsh operating conditions. The fuse holder’s compact yet robust design allows for easy integration into existing electrical panels without compromising space efficiency. Its compatibility with standard Class J fuses ensures seamless integration with existing protection strategies, providing a reliable barrier against overcurrent conditions that could otherwise damage sensitive equipment or pose safety risks. Professionals in the electrical industry rely on Littelfuse for its decades-long reputation as a leader in circuit protection solutions. The company’s commitment to innovation and quality is evident in products like the LFPSJ30-2ID, which combines advanced engineering with practical usability. Installation is straightforward, with clear labeling and mounting options that simplify integration into new or retrofit projects. Whether used in a factory automation system, a renewable energy installation, or a critical infrastructure project, this fuse holder delivers the performance and safety required to maintain operational integrity. For electrical contractors, engineers, and facility managers, selecting the right fuse holder is a balance of safety, compliance, and reliability. The Littelfuse LFPSJ30-2ID excels in all three areas, offering a cost-effective yet high-performance solution that minimizes downtime and maximizes system uptime. Its dead front design not only enhances safety but also streamlines maintenance, as technicians can replace fuses without exposing live terminals. This feature is particularly valuable in high-occupancy facilities where electrical systems operate continuously and maintenance windows are limited. In summary, the Littelfuse LFPSJ30-2ID Class J dead front fuse holder is more than just a component—it is a critical safeguard for industrial electrical systems. Its combination of safety, durability, and ease of use makes it an indispensable tool for professionals who demand the best in circuit protection. Trusted by industry leaders worldwide, Littelfuse continues to set the standard for electrical safety and reliability, ensuring that systems protected by the LFPSJ30-2ID operate with confidence and precision.
  • 30A maximum ampere rating for industrial-grade circuit protection
  • Dead front design enhances safety during fuse replacement
  • UL and CSA certified for compliance with industry standards
  • Durable polymer housing resists corrosion and environmental stress
  • Compact design for easy integration into electrical panels

Specifications

Brand Name
Littelfuse
Current Rating
30 A
Material
Polymer
Mounting Type
Dead Front
Series
Class J
Special Features
Small compact design offers ultimate flexibility
Standard
UL Listed CSA
Sub Brand
LFPSJ Series Fuseholder
Type
Class J Fuseholder
LFPSJ303ID is an indicating Class J dead front fuse holder with a maximum ampere rating of 30.

LFPSJ30-3ID

LFPSJ303ID is an indicating Class J dead front fuse holder with a maximum ampere rating of 30.
Fuse Block 600VAC 600VDC 30A 1/4in Quick Connect / Solder 1/4 Turn Bayonet Knob Panel Mount

GPM-B

Fuse Block 600VAC 600VDC 30A 1/4in Quick Connect / Solder 1/4 Turn Bayonet Knob Panel Mount
DR4/8 SF DIN2

1SNA110368R1200

DR4/8 SF DIN2
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LFG48060-1CDINR

All Littelfuse Class G fuse blocks offer snap-to-release DIN rail mounting and universal mounting holes. Class G fuse blocks are designed for use with time-delay current limiting Class G fuses.
All Littelfuse Class G fuse blocks offer snap-to-release DIN rail mounting and universal mounting holes. Class G fuse blocks are designed for use with time-delay current limiting Class G fuses.

LFG48030-1SQDINR

All Littelfuse Class G fuse blocks offer snap-to-release DIN rail mounting and universal mounting holes. Class G fuse blocks are designed for use with time-delay current limiting Class G fuses.
The Littelfuse Class CC, CD and midget blocks offer generous space savings and enhanced value. DIN-rail mounting and universal mounting holes are available as well as an indication feature on all Class CD fuse blocks.

LFC60060-3CID

The Littelfuse Class CC, CD and midget blocks offer generous space savings and enhanced value. DIN-rail mounting and universal mounting holes are available as well as an indication feature on all Class CD fuse blocks.
All Littelfuse Class G fuse blocks offer snap-to-release DIN rail mounting and universal mounting holes. Class G fuse blocks are designed for use with time-delay current limiting Class G fuses.

LFG48030-2CDINR

All Littelfuse Class G fuse blocks offer snap-to-release DIN rail mounting and universal mounting holes. Class G fuse blocks are designed for use with time-delay current limiting Class G fuses.
LFPSJ602 is a non-indicating Class J dead front fuse holder with a maximum ampere rating of 60.

LFPSJ60-2

LFPSJ602 is a non-indicating Class J dead front fuse holder with a maximum ampere rating of 60.

Frequently Asked Questions

What types of fuses does Littelfuse offer for industrial applications?

Littelfuse offers UL Class fuses, high-speed fuses, medium voltage fuses, 10 x 38 mm fuses, and solar fuses for industrial applications.

What are Littelfuse high-speed fuses used for?

High-speed fuses protect critical power semiconductor devices against short circuits in power conversion applications like inverters and variable-speed drives.

What is the voltage range for Littelfuse solar fuses?

Littelfuse offers solar fuses and holders up to 1500 Vdc for both high-current and low-current applications.

What protection do feeder protection relays offer?

Feeder protection relays protect circuits from overcurrent, ground faults, phase loss, overload, and other detrimental conditions.

What is the Industrial Shock-Block® GFCI designed for?

It is designed for people protection in industrial facilities and meets UL Standard 943C Class C and Class D.

What do Littelfuse voltage monitors protect against?

Voltage monitors provide protection against both supply line and load side faults when the motor is running.

How do arc-flash protection relays enhance safety?

These relays detect developing arc-flash incidents and send a trip signal to interrupt power before significant damage occurs.

What types of protection do Littelfuse motor protection relays offer?

They offer voltage monitors, current monitors, and Bluetooth-enhanced overload relays for low and medium voltage applications.

What is the purpose of Littelfuse Techline support?

Techline experts answer questions about product cross-references, general technical information, engineering drawings, and application assistance.

What applications are 10 x 38 mm fuses suitable for?

These fuses provide compact supplemental protection for a wide variety of applications, available in time-delay or fast-acting versions.

Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.