Eaton ECGJH221 Coupling 3/4in Brass NEC/CEC Hazardous
Part Number: ECGJH221
Quick Summary
ECGJH221 coupling by Eaton Crouse-Hinds provides a flexible, 21-inch brass connection for hazardous location installations. Engineers often struggle to maintain reliable seals on long conduit runs while meeting strict safety classifications and installation standards. This product is certified for NEC/CEC compliance with Class I, Division 1 ratings and Hazardous/Classified Locations, ensuring safe operation in explosive atmospheres. Its 3/4-inch trade size and male-male connections simplify field assembly, while forged brass delivers lasting durability in harsh environments. Using ECGJH221 reduces retrofit downtime and boosts overall equipment reliability across chemical plants, oil and gas facilities, and marine operations. Distributors and maintenance teams also value the rich technical documentation and accessible installation sheets that accompany ECGJH221.
Product Information
Extended Description
ECGJH221 Eaton Crouse-Hinds: Eaton Crouse-Hinds series ECGJH coupling, 21" flexible length, Male connections both ends, Forged brass, 3/4" trade size
Product Name
Eaton Crouse-Hinds series ECGJH coupling
Catalog Number
ECGJH221
Product Length/Depth
25.13 in
Product Height
1.88 in
Product Width
1.88 in
Product Weight
3.75 lb
UPC
782274254104
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class II, Division 1 Class III
Gender
Male connections both ends
Flexible length
21"
Trade size
3/4"
Material
Forged brass
Crouse-Hinds series EC Explosionproof Couplings catalog page
EC Explosionproof Couplings Canadian certification
EC Explosionproof Couplings Canadian certification
EC Explosionproof Couplings Canadian certification
IF 1618 - ECGJH Flexible Couplings
Eaton Specification Sheet - ECGJH221
Flexible length and field adaptability: ECGJH221 provides a 21-inch flexible run with an overall length of 25.13 inches and male connections on both ends. This design minimizes fittings and enables smoother routing through tight spaces, cutting installation time and reducing field fatigue for technicians. In practice, fewer intermediate joints mean higher system integrity in hazardous areas and easier future maintenance, especially on long conduit runs in complex plant layouts. Durable forged brass construction: The forged brass composition delivers excellent corrosion resistance and mechanical strength in harsh environments. This durability translates to lower maintenance costs and reduced downtime in chemical plants, offshore platforms, and marine facilities exposed to moisture, salt spray, or aggressive chemicals. The ECGJH221 is well-suited for conduit connections in refinery backrooms, hazardous zones, and other demanding locations. Standardized sizing and compatibility: With a 3/4-inch trade size, the ECGJH221 integrates cleanly with standard conduit fittings and raceways, easing retrofit work and new installations alike. Field technicians benefit from predictable installation steps, compatible tools, and faster procurement cycles, which lowers project risk and accelerates schedules. This compatibility is especially valuable for brownfield upgrades and multi-vendor installations across process industries. Regulatory compliance and safety: NEC/CEC compliance, Class I, Division 1 ratings, and Hazardous Locations area classifications support safe operation in explosive atmospheres. The product provides an auditable path to compliance, reducing approval time during inspections and helping satisfy QA programs. In chemical processing, petrochemical, and marine applications, ECGJH221 offers trusted performance under strict regulatory requirements. Documentation and installation support: Comprehensive resources accompany ECGJH221, including installation sheets and the Eaton specification sheet, plus one-page catalog references. Access to IF 1618 instructions and certification documents reduces on-site guesswork and speeds design reviews. Specifiers value the clarity and traceability this documentation provides for hazardous location conduit connections.
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FAQs
ECGJH221 installation guidance emphasizes using the IF 1618 installation sheet and the Eaton specification sheets for confirmation. With two male connections and a 21-inch flexible run, align conduits first, then join with minimal fittings to reduce leak points. Always verify area classification and ensure appropriate seals and coatings are used for the environment.
ECGJH221 combines a 21-inch flexible length, 25.13-inch overall profile, 3/4-inch trade size, and forged brass construction. This pairing enables quick routing around obstacles while maintaining a robust, explosionproof seal in hazardous locations. The male-male configuration reduces mating complexity, shortening installation times and lowering project risk in complex plant layouts.
Ideal industries include chemical processing, oil and gas, and marine facilities where explosive atmospheres demand reliable electrical connections. Its hazardous-location ratings, forged brass durability, and 21-inch flexible length support long conduit runs, tight routing, and corrosion resistance across pumps, valves, and junctions in process plants and offshore rigs. This makes ECGJH221 a trusted choice for retrofit projects and new builds alike.
Certifications include NEC/CEC compliance with Class I, Division 1 ratings and hazardous-location area classification. These certifications streamline procurement, simplify inspections, and support QA programs. In chemical processing, petrochemical, and marine applications, ECGJH221 offers a clearly auditable path to compliance, reducing wait times during audits and ensuring ongoing regulatory alignment.
The forged brass construction resists corrosion and wear, reducing replacement frequency and maintenance costs. The 21-inch flexible run minimizes joints, saving labor during installation and routine servicing. Overall, this translates to lower lifetime costs and improved system reliability for asset-intensive operations in hazardous environments, delivering tangible uptime gains and a favorable total cost of ownership.