Littelfuse LS2572-2DIN - 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. Applications: Typical applications include heating, air conditioning and refrigeration systems, elevator systems, material handling equipment, control panels, motor controls, switchgear, and anywhere power needs to be distributed to more than one load.
Littelfuse

LS2572-2DIN

Alternate Item Number: 0LS25722ZXDIN

UPC: 079458876543

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Overview

The **Littelfuse LS2572-2DIN POWR-BLOKS** power distribution block is a high-performance, DIN-rail mountable solution engineered for safe and efficient cable splicing, fixed junction tap-off points, and secondary circuit power distribution in industrial environments. Designed for durability and reliability, this **LX2XXX-DIN series** block integrates seamlessly into control panels, switchgear, motor controls, and other critical systems where power must be distributed to multiple loads with precision and safety. With its **screw terminal connection type** and **optional hinged safety cover**, the LS2572-2DIN ensures secure, code-compliant installations while minimizing downtime and maintenance costs. **Key Features and Benefits:** - **DIN-Rail Mounting:** The LS2572-2DIN is optimized for DIN-rail installation, providing a space-saving, modular solution that simplifies panel assembly and future upgrades. DIN-rail mounting is a global standard in industrial control panels, offering unmatched flexibility for engineers and technicians. - **Screw Terminal Connections:** Featuring robust screw terminals, this distribution block delivers reliable, low-resistance connections that withstand vibration, thermal cycling, and high-current loads. The design ensures long-term performance in harsh industrial conditions, reducing the risk of loose connections or electrical faults. - **Optional Hinged Safety Cover:** Safety is paramount in industrial applications. The **optional hinged safety cover** (included with select models) protects against accidental contact with live components, dust, and debris, while allowing easy access for maintenance or modifications. This feature is particularly valuable in high-traffic or high-risk environments. - **Versatile Applications:** The LS2572-2DIN excels in a wide range of industrial applications, including **HVAC/R systems** (heating, ventilation, air conditioning, and refrigeration), **elevator systems**, **material handling equipment**, **motor controls**, and **switchgear**. Its ability to split primary power into secondary circuits makes it ideal for distributing power to multiple loads without complex wiring or additional components. - **Built for Industrial Standards:** Littelfuse is a trusted name in industrial electrical protection and distribution, with a reputation for engineering products that meet or exceed rigorous industry standards. The LS2572-2DIN is designed to comply with **UL, IEC, and other relevant certifications**, ensuring compatibility with global electrical codes and regulations. **Why Choose Littelfuse POWR-BLOKS?** Professionals in industrial automation, electrical contracting, and panel building rely on **Littelfuse POWR-BLOKS** for their unmatched reliability, ease of installation, and long-term performance. Unlike traditional splicing methods or bulky junction boxes, the LS2572-2DIN offers a **compact, organized, and scalable** solution that streamlines wiring while maintaining safety and compliance. Its **modular design** allows for quick reconfiguration or expansion as system requirements evolve, making it a cost-effective choice for both new installations and retrofits. **Typical Use Cases:** - **Control Panels:** Distribute power to relays, contactors, and other control components with minimal wiring complexity. - **Motor Controls:** Split primary power to multiple motors or drives while ensuring secure, vibration-resistant connections. - **HVAC/R Systems:** Provide a centralized junction point for power distribution in heating, cooling, and refrigeration units. - **Elevator Systems:** Meet the stringent safety and reliability requirements of vertical transportation systems. - **Material Handling Equipment:** Support the high-current demands of conveyor systems, cranes, and automated storage solutions. **Installation and Maintenance:** The LS2572-2DIN is designed for **tool-free DIN-rail mounting**, reducing installation time and labor costs. Its **screw terminal design** allows for easy wire insertion and secure tightening, while the optional safety cover ensures compliance with **OSHA and NFPA 70 (NEC)** guidelines. For maintenance, the hinged cover provides quick access to terminals without the need for disassembling the entire panel, minimizing downtime during inspections or repairs. **Littelfuse: A Legacy of Innovation** With over a century of experience in electrical protection and distribution, Littelfuse is a global leader in providing solutions that enhance safety, reliability, and efficiency in industrial applications. The **POWR-BLOKS series**, including the LS2572-2DIN, reflects the company’s commitment to engineering products that address the evolving needs of modern industrial systems. Whether you’re designing a new control panel, upgrading existing infrastructure, or ensuring compliance with safety regulations, Littelfuse delivers the performance and peace of mind you demand.
  • DIN-rail mountable for space-saving panel installations
  • Screw terminal connections for secure, low-resistance wiring
  • Optional hinged safety cover for enhanced protection
  • Ideal for HVAC/R, elevator, motor control, and switchgear applications
  • Compliant with UL, IEC, and global electrical standards

Specifications

Application
Anywhere power needs to be distributed to more than one load
Brand Name
Littelfuse
Standard
UL Listed and CSA Certified RoHS
Sub Brand
LS Series
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
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.
D4/8.SFT2.I.ADO

1SNA399777R1200

D4/8.SFT2.I.ADO
2000W 5V 150A 24V 10A 2-12V 1P

SH20-P3T53J4

2000W 5V 150A 24V 10A 2-12V 1P

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.