Littelfuse L60030M-2SQDIN - Littelfuse DIN series midget fuse blocks have integral DIN rail mounting capabilities that allow secure mounting to 35mm 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.
Littelfuse

L60030M-2SQDIN

Alternate Item Number: L60030M2SQDIN

UPC: 079458117967

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Overview

The **Littelfuse L60030M-2SQDIN DIN series midget fuse block** is a high-performance, space-saving solution engineered for secure and efficient mounting on 35mm DIN rails. Designed for electrical panel builders, machine builders, and industrial automation professionals, this fuse block eliminates the need for mounting adapters, reducing assembly time and associated costs while ensuring reliable circuit protection. Its innovative **releasable mechanism** allows for quick and tool-free installation and removal without disturbing adjacent components on the DIN rail, streamlining maintenance and upgrades in high-density control panels. **Key Features & Benefits:** - **Integral DIN Rail Mounting:** The L60030M-2SQDIN is engineered for direct mounting on 35mm DIN rails, providing a stable and space-efficient solution for industrial control panels. This eliminates the need for additional mounting adapters, simplifying installation and reducing material costs. - **Releasable Mechanism:** The patented releasable design enables fast and easy removal of the fuse block without disassembling adjacent components, saving valuable maintenance time and minimizing downtime in critical applications. - **Compact & Modular Design:** With its midget fuse block form factor, this product is ideal for applications where space is at a premium, such as control cabinets, machinery enclosures, and automation systems. Its modular construction allows for flexible configuration and scalability. - **Industrial-Grade Reliability:** Manufactured by **Littelfuse**, a global leader in circuit protection solutions, the L60030M-2SQDIN meets stringent industrial standards for durability, performance, and safety. Littelfuse’s reputation for innovation and quality ensures long-term dependability in demanding environments. - **Wide Application Compatibility:** Suitable for a broad range of industries, including manufacturing, energy, transportation, and building automation, this fuse block provides essential overcurrent protection for control circuits, sensors, and auxiliary systems. **Typical Applications:** - **Electrical Panels & Control Cabinets:** Ideal for organizing and protecting multiple circuits in compact control panels, where space efficiency and easy maintenance are critical. - **Machine Automation:** Used in CNC machines, robotics, and conveyor systems to safeguard control circuits and ensure uninterrupted operation. - **Building Automation:** Provides reliable protection for HVAC systems, lighting controls, and access systems in commercial and industrial buildings. - **Renewable Energy Systems:** Ensures safe and efficient operation of solar inverters, wind turbine controllers, and battery management systems. **Why Choose Littelfuse?** Littelfuse is a trusted name in circuit protection, with over a century of expertise in developing solutions that safeguard critical infrastructure. The **L60030M-2SQDIN** exemplifies the company’s commitment to innovation, offering a combination of performance, ease of use, and cost efficiency. Whether you’re building a new control panel or upgrading an existing system, this fuse block delivers the reliability and flexibility needed to meet modern industrial demands. **Installation & Maintenance Tips:** - Ensure the DIN rail is clean and free of debris before mounting the fuse block. - Use the releasable mechanism to detach the block only when necessary to avoid unnecessary wear. - Pair with Littelfuse midget fuses for optimal compatibility and performance. - Regularly inspect the fuse block and connections to maintain system integrity and safety. For professionals seeking a **high-quality, time-saving fuse block** that simplifies installation and enhances circuit protection, the **Littelfuse L60030M-2SQDIN** is the ideal choice. Its combination of **space efficiency, ease of use, and industrial-grade reliability** makes it a standout solution for modern electrical and automation systems.
  • Direct 35mm DIN rail mounting eliminates adapter needs
  • Releasable mechanism enables tool-free installation/removal
  • Compact midget fuse block design saves panel space
  • Industrial-grade reliability from Littelfuse
  • Ideal for control panels, automation, and building systems

Specifications

Brand Name
Littelfuse
Special Features
DIN Rail Mounting
Standard
UL Listed CSA
Sub Brand
L600 Fuseblock
Type
Class CC 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.
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.
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.
ACS 600V DISTRIBUTION BLK 950A 1 POLE

LD5704-1

ACS 600V DISTRIBUTION BLK 950A 1 POLE
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.
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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.
The Littelfuse 600 V Class J blocks offer generous space savings and enhanced value over previous generations, such as indication, snap-to-release DIN-rail mounting and universal mounting holes.

LFJ60600-1C

The Littelfuse 600 V Class J blocks offer generous space savings and enhanced value over previous generations, such as indication, snap-to-release DIN-rail mounting and universal mounting holes.
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.

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.