Littelfuse H342012L - P MOUNT HOLDER H-PACK 12A L WASH. Panel Mount Enclosed Fuse Holders for 3AG/AB Fuses.
Littelfuse

H342012L

UPC: 079458980677


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Specification Sheet

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Minimum Qty: 100

Multiplier: 100

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Overview

The Littelfuse H342012L, part of the robust H-PACK series, is a premium panel mount enclosed fuse holder engineered for superior circuit protection in demanding industrial and commercial environments. Designed to accommodate standard 3AG and AB type fuses, this holder provides a critical layer of safety and reliability for a wide array of electrical systems. Its 12A current rating ensures compatibility with numerous applications, offering dependable overcurrent protection without compromising system integrity. The primary function of the H342012L is to securely house a fuse, acting as a sacrificial component that interrupts the circuit in the event of an overload or short circuit, thereby safeguarding sensitive equipment and preventing potential fire hazards. The enclosed design is a significant advantage, offering enhanced protection against dust, moisture, and other environmental contaminants that can compromise fuse performance and longevity in harsh settings. This robust construction, combined with its secure panel mounting capability, ensures the fuse holder remains stable and functional even under conditions of vibration or mechanical stress. Professionals in electrical engineering, panel building, and industrial maintenance trust Littelfuse for their commitment to quality and performance. The H342012L exemplifies this dedication, offering a reliable solution for critical protection needs. Its ease of installation is another key benefit; the panel mount design allows for straightforward integration into control panels, power distribution units, and machinery enclosures, minimizing downtime and simplifying assembly processes. The secure fuse retention mechanism prevents accidental dislodgement, further enhancing operational safety. Key features and benefits of the Littelfuse H342012L include: * **Reliable Overcurrent Protection:** Specifically designed for 3AG/AB fuses, ensuring effective circuit interruption. * **Durable Enclosed Design:** Protects the fuse and holder from environmental factors, extending lifespan and maintaining performance. * **Secure Panel Mounting:** Facilitates easy and stable integration into control panels and equipment. * **12A Current Rating:** Suitable for a broad range of industrial and commercial power applications. * **H-PACK Series Quality:** Backed by Littelfuse's reputation for high-quality electrical components. Typical applications for the H342012L are extensive, including use in: * Industrial control panels * Power distribution systems * Manufacturing machinery * HVAC equipment * Telecommunications infrastructure * Test and measurement equipment When selecting a fuse holder, factors such as fuse type compatibility, current and voltage ratings, environmental resistance, and mounting method are paramount. The Littelfuse H342012L addresses these considerations comprehensively, offering a dependable and efficient solution. Its robust build quality and the trusted Littelfuse brand ensure that this fuse holder will perform consistently, providing essential circuit protection where it matters most. Investing in the H342012L means investing in the safety, reliability, and longevity of your electrical systems.
  • Littelfuse H-PACK Series Enclosed Fuse Holder
  • 12A Current Rating for robust protection
  • Panel Mount design for easy installation
  • Accommodates 3AG and AB type fuses
  • Durable construction for industrial environments

Specifications

Application
NA
Brand Name
Littelfuse
Current Rating
12 A
Mounting Type
Panel Mount
Series
H-PACK
Special Features
Withstands 15 lb in mounting torque
Standard
RoHS
Sub Brand
342 Series
Type
Fuseholder
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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.