Eaton Crouse-Hinds ECLK427 Coupling - Explosionproof Class I, Division 1
Part Number: ECLK427
Quick Summary
The Eaton Crouse-Hinds ECLK427 coupling is a rugged explosionproof conduit connector for hazardous locations. In challenging environments, poor routing, moisture ingress, and noncompliant fittings drive maintenance costs. This unit carries NEC/CEC certifications, with Class I, Division 1 ratings for hazardous locations and area-classified compliance. With a 1-1/4 in trade size, 27 in flexible length, and forged brass construction, it delivers reliable, code-compliant connectivity for industrial wiring and hazardous-area conduit runs.
Product Information
Extended Description
ECLK427 Eaton Crouse-Hinds: 1 1/4 X 27 DIV 1 FLEX CPLG MALE-FEMALE
Product Name
Eaton Crouse-Hinds series ECLK coupling
Catalog Number
ECLK427
Product Length/Depth
32.75 in
Product Height
2.94 in
Product Width
2.94 in
Product Weight
13.4 lb
UPC
662283118461
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class II, Division 1 Class III
Gender
Male connection one end, female connection one end
Flexible length
27"
Trade size
1-1/4"
Material
Forged brass
Crouse-Hinds series EC Explosionproof Couplings catalog page
EC Explosionproof Couplings Canadian certification
EC Explosionproof Couplings Canadian certification
Eaton Specification Sheet - ECLK427
Feature: Flexible 27 inch length with male one end and female one end provides adaptable conduit routing. Business Impact: Reduces installation time and inventory needs by accommodating complex layouts without extra adapters. Application: Ideal for tight machinery spaces and hazardous-location runs in chemical, oil & gas, and marine environments, supporting efficient field installations. Feature: Forged brass construction offers durability and corrosion resistance. Business Impact: Extends service life in harsh industrial settings, lowering maintenance and replacement costs. Application: Suitable for aggressive atmospheres and outdoor installations where reliability matters. Feature: NEC/CEC compliance with Hazardous/Classified Locations status and Class I, Division 1 rating. Business Impact: Improves safety documentation and regulatory alignment, reducing compliance risk. Application: Meets critical standards for safe operation in oil, gas, and petrochemical facilities. Feature: Overall length and dimensions (32.75 in length, 2.94 in width, 2.94 in height) with a weight of 13.4 lb. Business Impact: Provides a robust, transferable solution across multiple conduit runs while maintaining structural integrity. Application: Suitable for long runs and fixed installations where space permits. Feature: Catalog pages and specification resources (Eaton EC series) support fast procurement and verified compatibility. Business Impact: Accelerates purchasing cycles and ensures correct part fitment, lowering project risk. Application: Helpful for engineering specs, procurement checklists, and field replacement programs.
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FAQs
The ECLK427 features a 1-1/4 in trade size and a male-female configuration with 27 in of flexible length, allowing seamless integration into existing conduit runs. Made from forged brass, it is designed for hazardous-classified environments and aligns with NEC/CEC requirements, reducing retrofit complexity and enabling quick field installation.
The ECLK427 is certified for Hazardous/Classified Locations with NEC/CEC standards and Class I, Division 1 ratings. This ensures compliance for installations in potentially explosive atmospheres, including oil, gas, and chemical processing facilities, and supports safe equipment operation in multiple hazardous area scenarios.
Key dimensions include a 32.75 inch overall length, 2.94 inch width, and 2.94 inch height, with a product weight of 13.4 pounds. The flexible portion measures 27 inches, and the trade size is 1-1/4 inch. These specs help determine routing, enclosure fitment, and mounting clearances in hazardous-area installations.
Yes. Documentation includes the Eaton specification sheet for ECLK427, catalog pages for Crouse-Hinds EC explosionproof couplings, and Canadian certification references via UL. These resources support validation of NEC/CEC compliance, Class I, Division 1 suitability, and hazardous-location suitability during procurement and audit processes.
Using the ECLK427 delivers reliable, explosionproof connectivity with certified hazardous-location compliance, reducing maintenance and downtime in critical processes. Its 1-1/4 in size, 27 in flexible length, and forged brass construction improve installation efficiency, lower lifecycle costs, and support safer, code-compliant automation in harsh environments.