Eaton Crouse-Hinds ECLK230 Coupling - Class I, Div 1

Part Number: ECLK230
Manufacturer
Eaton Crouse-Hinds
Part number
ECLK230

Quick Summary

The Eaton Crouse-Hinds ECLK230 coupling is a 30-inch flexible conduit connector designed for hazardous-area installations. Engineers often struggle to locate a compliant, durable coupling that can negotiate long runs without compromising safety or performance. This model carries NEC/CEC compliance with Class I Division 1 ratings (and compatible Class II/III ratings) to support regulatory-ready installations. Its forged brass construction, 3/4 inch trade size, and 34.13 inch length deliver reliable mechanical integrity while simplifying field routing and inventory. For procurement teams, the ECLK230 provides clear documentation, quick sourcing, and predictable maintenance needs in chemical, petrochemical, and offshore environments. This combination supports faster project delivery and consistent safety margins across multiple sites.

Product Information

Extended Description

ECLK230 Eaton Crouse-Hinds: Eaton Crouse-Hinds series ECLK coupling, 30" flexible length, Male connection one end, female connection one end, Forged brass, 3/4" trade size
Product Name
Eaton Crouse-Hinds series ECLK coupling
Catalog Number
ECLK230
Product Length/Depth
34.13 in
Product Height
1.88 in
Product Width
1.88 in
Product Weight
5.35 lb
UPC
782274261201
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
3/4"
Material
Forged brass
30-inch flexible length enables routing around tight spaces, bends, and through equipment enclosures without needing multiple elbows. This reduces field labor, minimizes leak points, and lowers the total installed cost for long conduit runs in hazardous areas. It’s particularly beneficial in constrained plant corridors, cable trays, and offshore modules where space is at a premium. Industry professionals also rely on proven torque specs and tested seals to prevent loosening under vibration. 3/4-inch trade size matches widely used conduit systems, ensuring fast compatibility with existing fittings and reduced need for adapters. Standardization across equipment fleets simplifies procurement, inventory management, and spares availability on large projects with multi-site maintenance demands. The result is faster commissioning and fewer last-minute part substitutions during tie-ins. Forged brass body delivers durable mechanical strength and exceptional corrosion resistance in chemical, oil, and marine environments. The material choice helps resist moisture and exposure to aggressive substances, lowering maintenance frequency and extending service life in refineries and offshore facilities. The forging process yields consistent grain structure for improved fatigue resistance in dynamic installations. Male at one end and female at the other enable straightforward field assembly, minimizing mis-threads and misfits during installation. The integrated design reduces assembly errors, accelerates commissioning, and improves torque consistency when connecting to standard conduits and fittings. This reduces on-site rework and supports safer, faster turn-up. NEC/CEC compliance and Class I, Division 1 ratings provide regulator-ready assurance that the connection remains protected in hazardous locations. UL certifications and catalog documentation support audits and procurement, while the 34.13-inch overall length optimizes reach without compromising rigidity. The combination supports risk-based inspection programs and ongoing safety governance. Compatibility and installation advantages extend to ready access to specification sheets and UL/CSA certificates, enabling smoother vendor communication and faster approvals. In practice, users report fewer compatibility issues, predictable performance, and measurable uptime improvements across chemical, petrochemical, and offshore workloads. Training time for installers is reduced when parts are familiar and standard.

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FAQs

Follow standard hazardous-location conduit practices. Use a 3/4 inch trade-size connection on each end, apply appropriate seals, and tighten to manufacturer torque specifications to maintain safety margins. Verify NEC/CEC compliance and UL certification references during installation, and ensure that the coupling remains appropriately grounded and bonded for explosion-protected service.
Key specs include a 30-inch flexible length, 3/4-inch trade size, forged brass body, male connection on one end and female connection on the other, and an overall length of 34.13 inches. It is designed for hazardous locations with NEC/CEC compliance and Class I, Division 1 ratings, suitable for Class II and III in certain configurations.
Yes. The ECLK230 is part of the EC Explosionproof Couplings family and uses standard 3/4-inch trade-size fittings with male/female terminations. Always cross-check with the catalog page and UL certifications to confirm compatibility with your specific conduit system and installation environment.
ECLK230 carries NEC/CEC compliance with Class I, Division 1 ratings, plus compatibility with Class II and III where specified. It also aligns with UL certification documentation. These certifications ensure regulatory compliance, safer operation in hazardous locations, and smoother audits during project handovers and maintenance reviews.
Benefits include reduced field labor from fewer fittings and quicker turn-ups, lower risk of leak paths due to fewer joints, and longer service life from forged brass. The result is higher uptime, lower maintenance costs, and faster project completion, especially on long conduit runs in chemical, petrochemical, and offshore environments.