Eaton ECLK318 S758 Coupling - 1 in Trade Size, NEC/CEC
Part Number: ECLK318 S758
Quick Summary
The ECLK318 S758 coupling delivers a flexible 18-inch connection for hazardous-location conduit systems in industrial plants. In practice, misalignment, corrosion, and sealing failures drive downtime and maintenance costs. It carries NEC/CEC approvals for Hazardous/Classified Locations, including Class I, Division 1; Class II, Division 1; and Class III. Built to weather demanding environments, it integrates with Eaton Crouse-Hinds EC fittings and simplifies installation in confined spaces. With a 1 inch trade size and robust forged-brass construction, this coupling provides reliable, compliant connections that support uptime and long-term lifecycle cost reduction in oil, gas, chemical, and mining operations.
Product Information
Extended Description
ECLK318 S758 Eaton Crouse-Hinds: Eaton Crouse-Hinds series ECLK coupling, 18" flexible length, Male connection one end, female connection one end, Forged brass, Flexible PVC protective coating, 1" trade size
Product Name
Eaton Crouse-Hinds series ECLK coupling
Catalog Number
ECLK318 S758
Product Length/Depth
23 in
Product Height
2.13 in
Product Width
2.13 in
Product Weight
6.33 lb
UPC
782274779522
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
18"
Trade size
1"
Material
Forged brass
Special features
Flexible PVC protective coating
Crouse-Hinds series EC Explosionproof Couplings catalog page
EC Explosionproof Couplings Canadian certification
EC Explosionproof Couplings Canadian certification
Eaton Specification Sheet - ECLK318 S758
Feature: 18-inch flexible length and 1 inch trade size provide adaptable routing in tight or complex installations. Impact: Reduces route rework and allows faster installation in constrained spaces, improving field efficiency in hazardous-area conduit setups. Application: Ideal for offshore platforms, chemical plants, and mining sites where space is limited and robust seals are required. Feature: Forged brass body and resilient flexible PVC coating deliver corrosion resistance and mechanical durability. Impact: Extends service life in aggressive environments, lowering maintenance and replacement costs over the asset lifecycle. Application: Continuous-duty connections in harsh chemical, salt spray, or high-vibration environments. Feature: Male end on one side and female end on the other simplify mating and reduces component count. Impact: Cuts installation time and minimizes potential cross-threading mistakes, boosting project schedules. Application: Field installations where quick assembly and reliable seals are critical. Feature: NEC/CEC compliance with Hazardous/Classified Location ratings (Class I, Division 1; Class II, Division 1; Class III). Impact: Ensures regulatory alignment, simplifies approvals, and mitigates risk in regulated industries. Application: Compliance-driven projects in oil & gas, refining, and chemical processing. Feature: 23 in length with 18 in flexible portion and 1 in trade size supports versatile routing and compatibility with EC explosion-proof conduit fittings. Impact: Improves design flexibility and reduces the need for multiple adaptor fittings. Application: Industrial automation and process industries requiring long reach and reliable protection.
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FAQs
The ECLK318 S758 is designed for hazardous/classified locations and fits a 1 in trade size with an 18 in flexible length. It features male and female ends, a forged brass body, and a flexible PVC coating, making it ideal for exterior conduit runs in chemical plants, refineries, offshore facilities, and other NEC/CEC-compliant environments.
With a forged brass body and a flexible PVC protective coating, the coupling offers strong corrosion resistance and mechanical integrity. It is built to withstand vibration, temperature changes, and impact common in hazardous locations, while meeting NEC/CEC requirements and supporting reliable sealing for Class I, II, and III installations.
Yes. The ECLK318 S758 uses a 1 inch trade size and an 18 inch flexible length with male and female ends, designed for compatibility with Eaton Crouse-Hinds EC explosion-proof fittings. It simplifies installation in tight spaces and reduces assembly time compared with rigid fittings, while maintaining robust protection for hazardous environments.
The coupling carries NEC/CEC compliance for Hazardous/Classified Locations, including NEC hazardous ratings Class I, Division 1; Class II, Division 1; and Class III. It is designed for use in hazardous environments and aligns with area classifications and safety standards crucial for oil, gas, chemical, and mining projects.
The combination of forged-brass durability, flexible PVC coating, and 18-inch flexible length reduces maintenance cycles and downtime in hazardous-area installations. Its robust construction minimizes corrosion-related failures, while easier installation lowers labor costs and project timelines, delivering tangible lifecycle savings in offshore, chemical, and mining operations.