Eaton ECGJH421 Coupling - Class I, Division 1 Hazardous
Part Number: ECGJH421
Quick Summary
The ECGJH421 coupling from Eaton provides a 21 inch flexible connection for hazardous-area conduit in industrial facilities. Maintenance teams often struggle with compatibility and sealing in explosive environments, leading to downtime and compliance risk. This ECGJH421 is NEC/CEC compliant with Class I, Division 1 ratings and also supports Class II and Class III hazardous locations, with Canadian certification verified. Designed for easy installation and long-term reliability, it supports cost-efficient retrofits and safer operations.
Product Information
Extended Description
ECGJH421 Eaton Crouse-Hinds: Eaton Crouse-Hinds series ECGJH coupling, 21" flexible length, Male connections both ends, Forged brass, 1-1/4" trade size
Product Name
Eaton Crouse-Hinds series ECGJH coupling
Catalog Number
ECGJH421
Product Length/Depth
26.75 in
Product Height
2.94 in
Product Width
2.94 in
Product Weight
0.1 lb
UPC
782274745954
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
1-1/4"
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 - ECGJH421
Feature → 21\" flexible length with male connections on both ends, forged brass, and a 1-1/4\" trade size. Business Impact → Enables rapid, field-friendly installations with fewer separate fittings and reduced material variance. Application → Use in confined conduit runs across hazardous areas such as process plants or refineries. Feature → NEC/CEC compliance and Class I, Division 1 ratings (also addressing Class II and III hazards). Business Impact → Regulatory alignment reduces risk of non-compliance penalties and accelerates procurement. Application → Suitable for offshore platforms, chemical processing, and energy installations. Feature → Forged brass construction for durability in demanding environments. Business Impact → Improves longevity, corrosion resistance, and reduces part replacement costs. Application → Harsh locations including chemical plants and marine environments. Feature → Overall dimensions: length 26.75 in, width 2.94 in, height 2.94 in, weight 0.1 lb; 21\" flexible length. Business Impact → Lightweight, easy to handle, reduces labor in installation. Application → Retrofit and new installations in control panels and conduit runs with space constraints. Feature → Availability of installation resources: IF 1618 instruction sheet, catalog pages, and data sheets. Business Impact → Streamlines procurement and compliance checks; reduces learning curve. Application → Field kits and commissioning in industrial settings.
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FAQs
ECGJH421 installations should follow the IF 1618 instruction sheet and the Crouse-Hinds installation guidelines. Ensure male connections on both ends are aligned, tighten to recommended torque, and verify seals for hazardous locations. The catalog page and datasheet provide step-by-step guidance for retrofits and new builds.
Key specs include a 21 inch flexible length, 1-1/4 inch trade size, forged brass material, male connections on both ends, a total product length of 26.75 inches, and a 2.94 inch by 2.94 inch profile with a 0.1 pound weight. UPC is 782274745954, and it is NEC/CEC compliant for Class I, Division 1 hazards.
Yes. The ECGJH421 is designed for hazardous locations and offers Class I, Division 1 ratings with NEC/CEC compliance, making it appropriate for offshore platforms, refineries, and other chemical processing environments where explosion protection is required.
ECGJH421 carries NEC/CEC compliance with Class I, Division 1 ratings and supports additional hazardous classifications. Canadian certification is available via UL documentation, and Eaton provides EU declarations of conformity as part of its certification package.
Its forged brass construction, standardized 1-1/4 inch trade size, and 21 inch flexible length simplify field assembly, reduce part variance, and speed up retrofits. The product’s hazardous-location certifications also minimize compliance risks, contributing to lower downtime and longer service life.