Littelfuse 0LGR001UXL - The Littelfuse® POWR-PRO® JTD_ID Indicator Class J fuse provides visual blown fuse indication and maximum protection in a compact package. The compact Class J package was designed specifically for circuits where space is at a premium. The current limiting time delay JTD_ID offers a patented true dual-element design that is ideal for use in circuits with high inrush currents. Superior performance characteristics of JTD_ID Indicator fuses reduce nuisance fuse opening and the blown fuse indication reduces downtime and increases safety.
Littelfuse

0LGR001UXL

Alternate Item Number: 0LGR001.UXL

UPC: 079458098471

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Minimum Qty: 500

Multiplier: 500

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Overview

The Littelfuse® POWR-PRO® JTD_ID Indicator Class J fuse, SKU 0LGR001UXL, offers advanced circuit protection in a compact Class J package, specifically designed for space-constrained industrial applications. This current-limiting time-delay fuse features a patented true dual-element design, making it ideal for circuits with high inrush currents, such as motor starters, transformers, and power supplies. The integrated visual blown fuse indicator provides immediate status verification, significantly reducing downtime and enhancing operational safety by eliminating manual testing. Key specifications include a compact Class J footprint optimized for tight enclosures, time-delay characteristics to minimize nuisance fuse openings, and superior current-limiting performance to protect sensitive downstream components. The JTD_ID series is UL 248 Listed and engineered to meet the demands of high-performance industrial environments where reliability and quick diagnostics are critical. Typical applications include industrial machinery, HVAC systems, renewable energy inverters, and data center power distribution units. Unlike standard fuses, the JTD_ID's dual-element design combines fast-acting and time-delay elements to handle both overload and short-circuit conditions without unnecessary interruptions. The visual indicator, visible through the fuse window, changes color when the fuse is blown, enabling maintenance teams to identify issues at a glance. This feature is particularly valuable in automated systems or remote installations where immediate fault detection is essential. For engineers and maintenance professionals seeking a dependable Class J fuse with built-in diagnostics, the 0LGR001UXL offers a proven solution. Its compact design reduces panel space requirements, while the time-delay rating ensures compatibility with equipment that experiences transient inrush currents. Trust Littelfuse's extensive experience in circuit protection to safeguard your critical electrical systems.
  • Compact Class J package for space-constrained applications
  • Patented true dual-element design for high inrush currents
  • Visual blown fuse indication for quick status verification
  • Current-limiting time-delay performance
  • Reduces nuisance fuse openings and downtime

Specifications

Amperage Rating
0.6 A
Application
electronic equipment & appliances
Brand Name
Littelfuse
Series
JTD_ID
Size
Compact Class J
Special Features
Slo-Blo
Standard
UL/CSA/ANCE 248 Standard
Sub Brand
239 Series
Type
5 x 20 mm UL/CSA Slo-Blo

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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.