Littelfuse LFH25030FBC - Littelfuse fuseblock covers protect personnel from accidentally coming into contact with energized parts. Covers are for use with various UL class fuseblocks. Please, review the ordering information for available covers.
Littelfuse

LFH25030FBC

Alternate Item Number: LFH25030FBC

UPC: 079458188677

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Overview

The Littelfuse LFH25030FBC fuseblock cover is a critical safety accessory designed to protect personnel from accidental contact with energized electrical components in industrial and commercial environments. Engineered for compatibility with UL-classified fuseblocks, this cover provides a robust barrier against unintended exposure to live circuits, reducing the risk of electrical shock and arc flash incidents. As part of Littelfuse’s comprehensive line of industrial safety solutions, the LFH25030FBC reflects the company’s decades-long commitment to innovation and reliability in electrical protection systems. Fuseblock covers like the LFH25030FBC are essential components in any facility where electrical safety is a priority. They are commonly deployed in: - **Manufacturing plants** where high-power machinery and distribution panels require continuous protection. - **Commercial buildings** with large electrical rooms housing main service panels and branch circuit protection. - **Data centers and telecom facilities** where uptime and safety are critical to operations. - **Utility substations and power distribution centers** where exposure to high-voltage components is common. - **Renewable energy installations**, including solar farms and wind turbine control systems, where environmental conditions demand durable and reliable protection. The LFH25030FBC is specifically designed to fit seamlessly with UL-class fuseblocks, ensuring a precise and secure fit that minimizes gaps and prevents accidental dislodgment. Its construction is optimized for durability, resisting impact, vibration, and environmental factors such as dust, moisture, and temperature fluctuations. This makes it ideal for use in harsh industrial settings where reliability is non-negotiable. When selecting a fuseblock cover, professionals prioritize materials that offer both mechanical strength and electrical insulation properties. Littelfuse, a global leader in circuit protection, uses high-quality thermoplastics and reinforced polymers in the LFH25030FBC to ensure long-term performance without compromising safety. The cover’s design also allows for easy installation and removal, enabling maintenance teams to access fusible components quickly when necessary, without sacrificing protection during normal operation. Installation of the LFH25030FBC is straightforward and typically involves snapping or screwing the cover into place over the fuseblock terminals. It is recommended to verify compatibility with the specific UL class of the fuseblock before installation, as different classes (e.g., J, CC, T, or M) may require different cover configurations. Littelfuse provides detailed ordering information and compatibility charts to assist engineers and electricians in selecting the correct cover for their application. Beyond immediate safety benefits, incorporating the LFH25030FBC into your electrical system supports compliance with OSHA, NFPA 70E, and other safety regulations that mandate protection against electrical hazards. By reducing the risk of workplace injuries and equipment damage, this cover contributes to operational continuity and cost savings associated with accident prevention and regulatory adherence. Littelfuse’s reputation as a trusted partner in industrial safety is built on over 100 years of innovation and reliability. The company’s fuseblock covers, including the LFH25030FBC, are trusted by electrical contractors, facility managers, and safety engineers worldwide. With a global distribution network and dedicated technical support, Littelfuse ensures that professionals have access to the right solutions for their most demanding applications. In summary, the Littelfuse LFH25030FBC fuseblock cover is more than just a protective accessory—it is a proactive measure to safeguard personnel, enhance compliance, and maintain the integrity of electrical systems in any industrial environment.
  • Prevents accidental contact with energized fuseblock components
  • Compatible with UL-classified fuseblocks for versatile applications
  • Durable construction resists impact, vibration, and environmental factors
  • Easy installation and removal for maintenance access
  • Supports OSHA, NFPA 70E, and other safety compliance standards

Specifications

Brand Name
Littelfuse
Series
LFH
Special Features
Universal mounting holes
Standard
UL Listed CSA Recognized
Sub Brand
LF Series Fuseblock
Type
Class H Fuseblock
BB18 is a three-phase busbar terminal power feed lug, which is intended for use with LPSM/LPSC series fuse holders. See datasheet for more detailed specifications.

BB18

BB18 is a three-phase busbar terminal power feed lug, which is intended for use with LPSM/LPSC series fuse holders. See datasheet for more detailed specifications.
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.

LFH25100-1CID

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.
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.

LFG48060-3CDINR

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.
ACS 600V DISTRIBUTION BLK 950A 1 POLE

LD5704-1

ACS 600V DISTRIBUTION BLK 950A 1 POLE
The new Littelfuse Class T fuse blocks offer many advantages over previous generations that are noted in the features and benefits section. Of particular value is the space savings these new blocks provide.

LFT604001CS

The new Littelfuse Class T fuse blocks offer many advantages over previous generations that are noted in the features and benefits section. Of particular value is the space savings these new blocks provide.
The Littelfuse LFFB fuse block is designed to accept HAZGARD, CNL and CNN style limiter fuses. Typical applications include: forklifts, golf carts, and other low voltage battery-operated equipment.

LFFB003

The Littelfuse LFFB fuse block is designed to accept HAZGARD, CNL and CNN style limiter fuses. Typical applications include: forklifts, golf carts, and other low voltage battery-operated equipment.
POWER DISTRIBUTION BLOCK

LD1440-1

POWER DISTRIBUTION BLOCK
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.

LFG60020-2SQDINR

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 LFJ1000 solar fuse block is specifically designed for the Littelfuse SPFJ 1000 Vdc Solar Fuse. It meets UL electrical characteristic requirements and is available in multiple amperages.

LFJ102001C

The LFJ1000 solar fuse block is specifically designed for the Littelfuse SPFJ 1000 Vdc Solar Fuse. It meets UL electrical characteristic requirements and is available in multiple amperages.
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.

LFH256001C

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.
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.

LD3955-2

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.
Littelfuse DIN series Class CC fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm "hat" type DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.

L60030C-2PQ

Littelfuse DIN series Class CC fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm "hat" type DIN rails. New releasable mechanism allows installation and removal of block without removing adjacent components on DIN rail. Electrical panel builders and machine builders no longer need to use mounting adapters, saving assembly time and related costs.

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.