Littelfuse LFH60200-1C - The new Littelfuse Class H blocks offer many advantages over previous generations that are noted in the features and benefits section. Class H and Class R fuse blocks are dimensionally the same, but Class R blocks incorporate a rejection feature, which only allows Class R fuses to be inserted.
Littelfuse

LFH60200-1C

Alternate Item Number: LFH602001C

UPC: 079458186659

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Overview

The **Littelfuse Class H Fuse Block (LFH60200-1C)** represents a next-generation solution for industrial circuit protection, engineered to deliver superior performance, safety, and compatibility in demanding environments. As part of Littelfuse’s advanced Class H fuse block portfolio, this product builds upon decades of expertise in electrical protection, offering a seamless upgrade path for facilities transitioning from legacy systems while maintaining dimensional consistency with Class R fuse blocks. The LFH60200-1C is designed to accommodate **Class H fuses**, providing robust overcurrent protection for critical industrial applications where reliability and uptime are non-negotiable. **Key Features and Benefits** One of the standout advantages of the Littelfuse Class H Fuse Block (LFH60200-1C) is its **dimensional compatibility** with Class R fuse blocks, ensuring effortless integration into existing panel designs without requiring costly modifications. While Class R blocks incorporate a rejection feature to enforce the use of Class R fuses, the LFH60200-1C is optimized for Class H fuses, which are widely recognized for their high interrupting ratings and superior thermal performance. This makes it an ideal choice for industrial environments where electrical systems are exposed to transient surges, short circuits, or sustained overloads. **Industrial Applications and Use Cases** The LFH60200-1C is purpose-built for a broad range of industrial applications, including **manufacturing plants, power distribution systems, motor control centers (MCCs), and renewable energy installations**. In manufacturing facilities, it protects sensitive equipment such as CNC machines, conveyor systems, and variable frequency drives (VFDs) from catastrophic failures caused by overcurrent events. For power distribution, the fuse block ensures the integrity of feeders and branch circuits, reducing the risk of arc flash incidents and equipment damage. In renewable energy applications, such as solar or wind farms, the LFH60200-1C provides reliable protection for inverters and battery storage systems, where consistent performance is critical to maintaining grid stability. **Why Choose Littelfuse for Industrial Protection?** Littelfuse is a global leader in circuit protection, with over a century of innovation in electrical safety solutions. The company’s Class H fuse blocks are trusted by engineers and maintenance professionals for their **durability, precision, and adherence to industry standards** such as UL and IEC. The LFH60200-1C is no exception, featuring a robust construction that withstands harsh industrial conditions, including vibration, dust, and temperature extremes. Its **screw-type terminal design** ensures secure connections, minimizing the risk of loose wiring or intermittent faults that could compromise system reliability. **Installation and Maintenance Considerations** Installing the Littelfuse Class H Fuse Block (LFH60200-1C) is straightforward, thanks to its **compact footprint and standardized mounting options**. Professionals can integrate it into new or existing panels with minimal downtime, and its **modular design** allows for easy replacement or expansion as system requirements evolve. Maintenance teams will appreciate the **clear labeling and accessible fuse access**, which simplifies routine inspections and fuse replacements. For optimal performance, it is recommended to pair the LFH60200-1C with high-quality Class H fuses from Littelfuse or other reputable manufacturers to ensure full compatibility and protection. **Competitive Advantages** Unlike generic fuse blocks, the LFH60200-1C leverages Littelfuse’s proprietary technologies to deliver **enhanced thermal management and arc suppression**, reducing the likelihood of nuisance tripping or false trips. Its **high interrupting rating** makes it suitable for applications with high fault currents, such as industrial substations or large motor loads. Additionally, the product’s **long service life** and resistance to corrosion ensure reliable operation over extended periods, reducing total cost of ownership (TCO) for facility managers. **Ideal for Professionals Who Demand Reliability** For electrical engineers, maintenance supervisors, and panel builders, the Littelfuse Class H Fuse Block (LFH60200-1C) offers a **proven solution** that balances performance, safety, and ease of use. Whether upgrading legacy systems or designing new installations, this fuse block provides the peace of mind that comes from partnering with a trusted manufacturer like Littelfuse. Its **compliance with industry standards** and **backing by a global leader in circuit protection** make it a smart investment for any industrial operation prioritizing safety and uptime.
  • Dimensional compatibility with Class R fuse blocks for easy integration
  • Designed for Class H fuses with high interrupting ratings
  • Robust construction for harsh industrial environments
  • Screw-type terminals for secure, reliable connections
  • Trusted by professionals for overcurrent protection in critical applications

Specifications

Brand Name
Littelfuse
Connection Type
Screw Terminal
Material
Poly
Series
Class H
Special Features
Universal mounting holes
Standard
UL Listed CSA Recognized
Sub Brand
LF Series Fuseblock
Type
Class H Fuseblock
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LD4551-3

POWR-BLOKS power distribution blocks offer a safe, convenient way of splicing cables, providing a fixed junction tap-off point or splitting primary power into secondary circuits. LX2XXX-DIN series offers integral DIN-Rail mount and an optional hinged safety cover.
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NH plastic base Size NH00 1000VAC 1000VDC 160A 2-Pole Screw Connection Screw EP Type
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D4/8.SFT2.I.ADO

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.