Eaton Crouse-Hinds ECLK630 Coupling - Hazardous Locations
Part Number: ECLK630
Quick Summary
The ECLK630 coupling from Eaton Crouse-Hinds is a 30-inch flexible conduit coupling designed for hazardous-area installations. Engineers often wrestle with finding a robust, UL-certified connector that survives demanding environments while keeping assembly simple and compliant. With NEC/CEC compliance, Hazardous/Classified Locations ratings, and UL certification for explosion-proof service, this coupling helps manage risk. Its 2-inch trade size, forged brass construction, and male/female ends deliver reliable, code-compliant connections that streamline project timelines and reduce rework on demanding industrial sites.
Product Information
Extended Description
ECLK630 Eaton Crouse-Hinds: Eaton Crouse-Hinds series ECLK coupling, 30" flexible length, Male connection one end, female connection one end, Forged brass, 2" trade size
Product Name
Eaton Crouse-Hinds series ECLK coupling
Catalog Number
ECLK630
Product Length/Depth
36.5 in
Product Height
4.25 in
Product Width
4.25 in
Product Weight
29.21 lb
UPC
782274264349
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
30"
Trade size
2"
Material
Forged brass
Crouse-Hinds series EC Explosionproof Couplings catalog page
EC Explosionproof Couplings UL certification
EC Explosionproof Couplings UL certification
Eaton Specification Sheet - ECLK630
Feature → Business Impact → Application: The 30-inch flexible length provides greater routing freedom, reducing field joints and installation time in tight spaces, which translates to faster project completion on hazardous-area installs and easier integration with existing conduit runs. In practice, this improves overall system reliability and minimizes downtime in refinery, chemical plant, and marine installations that require resilient electrical fittings for Class I, II, and III environments. Feature → Business Impact → Application: Forged brass construction offers durability and corrosion resistance under demanding process conditions, delivering longer service life and lower replacement costs in harsh facilities, such as offshore platforms and petrochemical plants, where rugged material performance is essential. Feature → Business Impact → Application: Male and female ends simplify field assembly, enabling quick, secure connections without special adapters, reducing labor time and risk of improper seals during maintenance or expansions in live systems. Feature → Business Impact → Application: The 2-inch trade size aligns with standard conduit infrastructure, ensuring seamless compatibility with existing fittings and reducing redesign costs when expanding hazardous-area wiring networks. Feature → Business Impact → Application: NEC/CEC compliance and UL certification provide regulatory assurance, supporting audits and safety certifications while minimizing non-compliance penalties and project delays in mission-critical facilities.
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FAQs
The ECLK630 is designed with a 30-inch flexible length and 2-inch trade size, featuring male and female ends for quick field connections. In Class I, Division 1 installations, ensure customers follow NEC/CEC guidelines, secure proper seals, and verify UL-certification adherence. Use compatible conduit fittings and torque specifications to maintain explosion-proof integrity and minimize rework.
The ECLK630 complies with NEC/CEC standards and is rated for Hazardous/Classified Locations, with UL certification supporting explosion-proof service. These certifications guarantee code compliance, safer installations, and smoother regulatory audits, reducing project delays and risk when wiring hazardous-area systems such as refineries, chemical plants, and offshore facilities.
Yes. The ECLK630 is specified for a 2-inch trade size and provides male and female ends for straightforward connections to standard conduit runs. Its forged-brass construction and 30-inch flexible length accommodate routing variations, while maintaining a robust seal, which is critical for maintaining enclosure integrity in demanding environments.
Constructed from forged brass, the coupling delivers mechanical strength and corrosion resistance essential for harsh facilities. It is rated for hazardous locations under NEC/CEC and is suitable for Class I, II, and III environments, including marine and industrial settings where reliable, explosion-proof conduit connections are required.
Choosing the ECLK630 provides regulatory compliance, faster installation due to its 30-inch flexible length and male/female ends, and reduced maintenance costs from a durable brass body. The UL and NEC/CEC certifications help expedite approvals and minimize downtime in high-stakes facilities like refineries and chemical plants.