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Littelfuse 0LD57043Z - 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 0LD57043Z POWR-BLOKS power distribution blocks offer a safe, convenient way of splicing cables…

UPC: 079458971927


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BrochureTechnical BulletinTechnical DrawingSpecification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Littelfuse POWR-BLOKS LX2XXX-DIN power distribution block (SKU: 0LD57043Z) is engineered for safe, convenient, and reliable electrical power distribution in industrial settings. This series offers integral DIN-Rail mounting, simplifying installation in control panels, switchgear, and industrial enclosures. The LX2XXX-DIN series is designed to splice cables, provide fixed junction tap-off points, or split primary power into multiple secondary circuits, ensuring efficient power management for diverse loads. An optional hinged safety cover is available, providing an additional layer of protection against accidental contact with live components, crucial for high-traffic or high-risk environments. Key applications for the POWR-BLOKS LX2XXX-DIN include heating, air conditioning, and refrigeration (HVAC/R) systems, where it facilitates the distribution of power to fans, compressors, and control systems. In elevator systems, it provides secure power distribution to motors, control circuits, and safety systems, aiding in maintenance and troubleshooting. For material handling equipment like conveyor systems and automated storage, it supports power distribution to multiple motors, sensors, and control units, ensuring operational continuity. Control panels and switchgear benefit from its ability to centralize and organize power distribution, reducing clutter and enhancing system reliability. Littelfuse's commitment to quality ensures that the POWR-BLOKS LX2XXX-DIN series is built to withstand the rigors of industrial environments, offering long-lasting durability and consistent performance. The integral DIN-Rail mount allows for quick and secure installation, while the optional safety cover enhances compliance with safety regulations. This makes the LX2XXX-DIN series a cost-effective and versatile solution for both new installations and retrofits, meeting the highest standards of performance and safety in industrial power distribution. The UNSPSC code for this product is 39121629. Country of Origin: US.
  • Safe and convenient cable splicing and power distribution
  • Integral DIN-Rail mount for simplified installation
  • Splits primary power into secondary circuits
  • Optional hinged safety cover for enhanced protection
  • Ideal for HVAC, elevator systems, material handling, and control panels

Specifications

Amperage Rating
950 Amp
Brand Name
Littelfuse
Connection Type
Screw Terminal
Material
Poly
Mounting Type
DIN-Rail
Series
LX2XXX-DIN
Sub Brand
Electrical Power Distribution Blocks
Voltage Rating
600 VAC
NH plastic base Size NH3 1000VAC 1000VDC 630A 2-Pole DIN Rail Connection Screw PP Type

B214154

NH plastic base Size NH3 1000VAC 1000VDC 630A 2-Pole DIN Rail Connection Screw PP Type
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.

0LD35883Z

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.
D2.5/8SFT ADO

1SNA199184R1100

D2.5/8SFT ADO
The Littelfuse LFPSC fuse holder is designed to hold Class CC fuses. Features/Benefits: Finger-Safe design offers personnel protection; Compact design; 35 mm DIN Rail Mountable; No fuse pullers or tools required for fuse removal; Indication option available.

LFPSC0003Z

The Littelfuse LFPSC fuse holder is designed to hold Class CC fuses. Features/Benefits: Finger-Safe design offers personnel protection; Compact design; 35 mm DIN Rail Mountable; No fuse pullers or tools required for fuse removal; Indication option available.
POWR-BLOK covers provide protection against accidental shorting between poles caused by loose wires, tools, or other conductive material. They also protect personnel from accidentally contacting energized connectors. These clear plastic covers are available for most blocks. To order protective covers, match the number of poles for the block to the cover.

LPBC1442

POWR-BLOK covers provide protection against accidental shorting between poles caused by loose wires, tools, or other conductive material. They also protect personnel from accidentally contacting energized connectors. These clear plastic covers are available for most blocks. To order protective covers, match the number of poles for the block to the cover.
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.

0LD335543Z

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.
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.

0LD35963Z

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.
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.

0LD57051Z

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.

Frequently Asked Questions

What conditions do Littelfuse feeder protection relays guard against?

Feeder protection relays protect circuits from overcurrent, ground faults, phase loss, overload, and other detrimental conditions.

What is the Industrial Shock-Block® GFCI designed for?

The Industrial Shock-Block® GFCI is designed for people protection in industrial facilities and meets UL Standard 943C Class C and Class D.

How do Littelfuse arc-flash protection relays enhance safety?

Arc-flash relays detect developing arc-flash incidents and send a trip signal to interrupt power before significant damage occurs.

What types of protection do Littelfuse motor protection relays offer?

Motor protection includes voltage monitors, current monitors, and Bluetooth-enhanced overload relays for low and medium voltage applications.

What is the Littelfuse Techline service for?

The Techline provides technical experts to answer questions about product cross references, general technical information, engineering drawings, and application assistance.

How can distributors access product availability and pricing?

Distributors can access product availability, pricing, place orders, and check order status through the Littelfuse Business Center website.

What types of fuses does Littelfuse offer for industrial applications?

Littelfuse offers UL Class fuses, high-speed fuses, medium voltage fuses, 10 x 38 mm fuses, and solar fuses for industrial applications.

What are Littelfuse high-speed fuses used for?

High-speed fuses protect critical power semiconductor devices against short circuits in power conversion applications like inverters and variable-speed drives.

What do Littelfuse medium voltage fuses protect?

Medium voltage fuses protect transformers, potential transformers, feeders, and motor circuits.

What are the voltage and current ratings for 10 x 38 mm fuses?

10 x 38 mm fuses are available with ratings from 125 to 1000 volts and 1/10 to 30 amperes.

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.