Littelfuse H342858A - P MOUNT HOLDER H-PACK 8 58A ASSEM. Panel Mount Enclosed Fuse Holders for 3AG/AB Fuses.
Littelfuse

H342858A

UPC: 079458980844


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Minimum Qty: 100

Multiplier: 100

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Overview

The **Littelfuse H342858A H-PACK 8 Panel Mount Enclosed Fuse Holder** is a high-performance solution engineered for industrial-grade fuse protection in demanding environments. Designed to accommodate **3AG/AB fuses**, this enclosed fuse holder delivers a **58A current rating**, ensuring robust performance in high-demand applications where reliability and safety are critical. Built to Littelfuse’s exacting standards, the H342858A combines durability, ease of installation, and long-term operational integrity, making it an ideal choice for professionals in power distribution, control panels, and industrial machinery. This **panel mount enclosed fuse holder** features a **H-PACK 8 configuration**, providing a compact yet scalable solution for protecting sensitive electronic and electrical systems. Its **enclosed design** safeguards against dust, moisture, and accidental contact, reducing the risk of short circuits or electrical hazards in harsh industrial settings. The **panel mount form factor** ensures secure attachment to control panels, switchgear, or distribution boards, while the **58A rating** supports high-current applications without compromising performance. **Key Applications & Industries:** The H342858A is widely used in industries such as **manufacturing, automation, renewable energy, telecommunications, and transportation**, where reliable fuse protection is essential. Typical applications include: - **Power distribution panels** in commercial and industrial facilities - **Motor control centers (MCCs)** for protecting branch circuits - **Control panels** in HVAC systems, pumps, and compressors - **Renewable energy systems**, such as solar inverters and wind turbine controllers - **Telecom infrastructure**, including base stations and data centers - **Transportation systems**, such as rail signaling and automotive test equipment **Why Choose Littelfuse?** Littelfuse is a globally recognized leader in circuit protection, with over a century of innovation in fuse technology. The H342858A reflects the company’s commitment to **high-quality materials, precision engineering, and rigorous testing**, ensuring consistent performance even in extreme conditions. Professionals trust Littelfuse for its **traceable quality, compliance with international standards (UL, IEC, etc.), and responsive technical support**. **Installation & Maintenance Benefits:** - **Tool-less mounting** for quick and secure panel attachment - **Screw-type terminals** for reliable wire connections - **Modular design** compatible with standard 3AG/AB fuse sizes - **Low maintenance** due to corrosion-resistant construction - **Easy fuse replacement** without disassembling the entire panel For engineers, electricians, and procurement specialists seeking a **high-reliability fuse holder** that balances performance, safety, and longevity, the **Littelfuse H342858A** is a proven solution. Its **enclosed design, 58A rating, and panel mount convenience** make it a go-to choice for critical applications where downtime is not an option. Whether upgrading existing systems or designing new installations, this fuse holder delivers the durability and precision required for modern industrial operations.
  • Enclosed panel mount design for 3AG/AB fuses
  • 58A current rating for high-demand applications
  • H-PACK 8 configuration for compact, scalable protection
  • Dust/moisture-resistant enclosure for harsh environments
  • Tool-less mounting and screw-type terminals for easy installation

Specifications

Application
NA
Brand Name
Littelfuse
Connection Type
Screw-type terminals
Current Rating
58 A
Material
Corrosion-resistant construction
Mounting Type
Panel Mount
Series
H-PACK 8
Size
3AG/AB Fuse size
Special Features
Withstands 15 lb in mounting torque
Standard
RoHS
Sub Brand
342 Series
Type
Fuseholder
E 92/30S CC is a fuseholder for overcurrent and short circuit protection specific for class CC fuses

E92/30SCC

E 92/30S CC is a fuseholder for overcurrent and short circuit protection specific for class CC fuses
Panel mount fuseholders are available for supplementary or Class CC branch circuit protection. Class CC fuses have a rejection feature on one end cap which mates with the rejection feature of Littelfuse Class CC fuse blocks and fuseholders to prevent the installation of fuses with lower voltage ratings or interrupting ratings. Watertight version must be front panel mounted.

571RCCP

Panel mount fuseholders are available for supplementary or Class CC branch circuit protection. Class CC fuses have a rejection feature on one end cap which mates with the rejection feature of Littelfuse Class CC fuse blocks and fuseholders to prevent the installation of fuses with lower voltage ratings or interrupting ratings. Watertight version must be front panel mounted.
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L331026

Fuse Holder Modulostar® Size 14x51 IEC 690VAC 690VDC 1-Pole+N With Microswitch IP20
Dead front fuse holder front operated 14x51 3P 50 A for RMS50

57025013

Dead front fuse holder front operated 14x51 3P 50 A for RMS50
Fuse Holder GPM-B 600V CC

18813000026

Fuse Holder GPM-B 600V CC
Control Transformer Accessories - Secondary Fuse Kit 4

SFK4

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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.