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Littelfuse LECAYC - The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.

Littelfuse LECAYC The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high…

Alternate Item Number: 0LEC0AYCX

UPC: 079458020533


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Minimum Qty: 10

Multiplier: 10

*Contact for lower quantities*

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

Overview

The Littelfuse 600V in-line watertight fuse holders (SKU LECAYC) provide reliable circuit protection in high-humidity and corrosive industrial environments. Designed for applications where moisture, dust, and chemical exposure threaten electrical integrity, these fuse holders deliver consistent performance under harsh conditions. Available in single and double pole versions, as well as breakaway and non-breakaway configurations, the LECAYC series offers maximum flexibility for diverse installation needs. Each unit features a robust construction with internal O-rings (colored blue for single pole, red for dual pole) to ensure a water-resistant seal around the fuse. Breakaway versions include cone-shaped insulator boots as standard for enhanced watertight integrity. The fuse holders accommodate midget (1-1/2" x 13/32", 10 x 38 mm) and Class CC fuses, with current ratings up to 30A and voltage ratings of 600V AC/DC. Temperature ratings reach 155°C, and the units are certified to UL, CSA, and IEC standards for global compliance. Ideal for street lighting, parking lot lighting, traffic signaling, sports lighting, boats, marinas, and other humid or corrosive environments, the LECAYC series ensures dependable electrical safety and operational continuity. For supplementary protection, Littelfuse offers related products such as the MINI Inline Fuseholder (0FHM0002SXJ) for 32V applications and the LPHV002 midget fuse holder for 1000V DC solar applications.
  • 600V AC/DC rated for high-voltage applications
  • Watertight design with internal O-rings for moisture resistance
  • Available in single/double pole and breakaway/non-breakaway configurations
  • Accommodates midget and Class CC fuses up to 30A
  • UL, CSA, and IEC certified for global compliance

Specifications

Application
Street Lighting
Brand Name
Littelfuse
Connection Type
Inline
Poles
Single/Double Pole
Poles
Single/Double
Series
LECAYC
Special Features
Watertight
Sub Brand
LEC Series
Type
Fuseholder
Voltage Rating
600 V
Control Transformer Accessories - Secondary Fuse Kit 3

SFK3

Control Transformer Accessories - Secondary Fuse Kit 3
Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A class J or IEC cylindrical 22x58mm fuses. The US6J accommodates 60A class J. UltraSafe fuseholders are available in compact 1, 2, or 3-pole units, with or without visual blown fuse indication. Multiple poles can be assembled in the field by ordering and installing pin-tie handles. US3J and US6J fuseholders can be mounted on 35mm DIN-rail. Body material is a tough and durable polyamide. 60A size pin tie kit series.

US6JPAK

Mersen UltraSafe modular class J fuseholders introduce a new level of safety and ease for installing or replacing class J fuses. UltraSafe fuseholders qualify as finger-safe to an IP20 grade of protection under IEC standards. The US3J accommodates 30A class J or IEC cylindrical 22x58mm fuses. The US6J accommodates 60A class J. UltraSafe fuseholders are available in compact 1, 2, or 3-pole units, with or without visual blown fuse indication. Multiple poles can be assembled in the field by ordering and installing pin-tie handles. US3J and US6J fuseholders can be mounted on 35mm DIN-rail. Body material is a tough and durable polyamide. 60A size pin tie kit series.
The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.

LEXAA

The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.
Modular fuse holder 1P 600V with LED

57050011

Modular fuse holder 1P 600V with LED
Fuse Holder, 600V Threaded

18880300002

Fuse Holder, 600V Threaded
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
The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.

LECAYCS

The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.
The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.

LEBBYCS

The Littelfuse 600 V in-line watertight fuse holders are the ideal answer for all high humidity and corrosive environments where fuses are required. Available in both breakaway and non-breakaway, single and double pole versions, these fuse holders allow maximum flexibility for any application.

Frequently Asked Questions

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 is the purpose of Littelfuse medium voltage fuses?

E-rated and R-rated medium voltage fuses protect transformers, potential transformers, feeders, and motor circuits.

What are the voltage and amperage ranges 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.

What is the maximum DC voltage for Littelfuse solar fuses?

Littelfuse offers solar fuses and holders up to 1500 Vdc for photovoltaic applications.

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 unique about the Littelfuse Industrial Shock-Block® GFCI?

It is the first permanently connected special-purpose GFCI that meets UL Standard 943C Class C and Class D for people protection.

How do Littelfuse arc-flash protection relays work?

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

What types of monitoring do Littelfuse offer for motor protection?

Littelfuse offers voltage monitors, current monitors, and Bluetooth enhanced overload relays for motor protection.

What kind of technical support does Techline provide?

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

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.