Eaton EYDX71 Expanded Fill Sealing Fitting - Group B
Part Number: EYDX71
Quick Summary
EYDX71 expanded fill sealing fitting is designed to seal conduit connections in hazardous locations and protect critical equipment. For engineers, moisture intrusion and ignition risks threaten uptime and compliance, so a drain-enabled design helps manage moisture and simplify maintenance. It carries NEC/CEC compliance, UL explosion-proof ratings for Class I/II and Class III divisions, and hazardous area classifications, giving confidence across plant floors. As a durable conduit sealing solution, EYDX71 integrates with the Eaton Crouse-Hinds EYDX/EYSX families to streamline installation and reduce total cost of ownership while maintaining safety and reliability. The 2-1/2" trade size, ductile iron body, Feraloy alloy options, and Group B rating address common sealing challenges in chemical plants, refineries, and heavy industry.
Product Information
Extended Description
EYDX71 Eaton Crouse-Hinds: Eaton Crouse-Hinds series EYDX expanded fill sealing fitting with drain, Female, Feraloy iron alloy and/or ductile iron, Vertical only, Group B rated, 2-1/2"
Product Name
Eaton Crouse-Hinds series EYDX expanded fill sealing fitting with drain
Catalog Number
EYDX71
Product Length/Depth
4.75 in
Product Height
9.19 in
Product Width
4.75 in
Product Weight
18.75 lb
UPC
782274943084
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
Gender
Female
Trade size
2-1/2"
Sealing position
Vertical only
Material
Ductile iron Feraloy iron alloy
Special features
Group B rated
Crouse-Hinds series EYDX Expanded Fill Explosionproof Conduit Sealing Fittings w/ Drain catalog page
EYDX Expanded Fill Explosionproof Conduit Sealing Fittings with Drain UL certification
EYDX Expanded Fill Explosionproof Conduit Sealing Fittings with Drain UL certification
IF 288 - EYSX and EYDX Expanded Sealing Fitting
Eaton Specification Sheet - EYDX71
Feature → Business Impact → Application: Expanded fill sealing with drain provides moisture control and reduced ingress pathways, improving enclosure reliability and uptime in wet or humid environments. This translates to fewer maintenance cycles, lower risk of corrosion-related failures, and lower life-cycle costs for offshore, petrochemical, and mining facilities. Feature → Application: Female 2-1/2" trade size with vertical-only sealing position ensures predictable installation orientation and compatible connections to standard conduit systems, accelerating commissioning and reducing field errors in complex equipment rooms. Feature → Business Impact → Application: Ductile iron and Feraloy iron alloy construction delivers superior strength and corrosion resistance, extending service life in harsh industrial atmospheres and contributing to safer plant operations. Feature → Certification & Compliance → Application: NEC/CEC standards, UL explosion-proof ratings, and Hazardous/Classified Locations classifications provide clear compliance evidence for QA audits and regulatory inspections in chemical processing and power generation. Feature → Compatibility & Installation → Application: Compatibility with EYDX/EYSX sealing families and installation sheets (IF 288) simplifies spare-part planning and on-site retrofits, reducing downtime during upgrades or maintenance.
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FAQs
EYDX71 is designed to be compatible with the Crouse-Hinds EYDX/EYSX sealing fittings family. Its female 2-1/2" connection and vertical sealing orientation simplify field retrofits and new installations, helping electricians align components quickly without custom adaptors or extensive rework.
Key specs include a 2-1/2" trade size, vertical-only sealing, and a Group B rating, with ductile iron and Feraloy iron alloy materials. It meets NEC/CEC standards and UL explosion-proof requirements for Class I/II/III locations, providing durable protection against moisture ingress and ignition sources.
Yes. EYDX71 carries NEC hazardous ratings that cover Class I, Division 1 and related hazardous-location classifications, ensuring compliant operation in industries such as chemical processing, oil and gas, and mining while maintaining reliable conduit integrity.
EYDX71 is associated with NEC/CEC standards, UL explosion-proof certifications for Class I/II, and hazardous area classifications. These certifications support regulatory audits, fire and ignition risk assessments, and safe operation in hazardous locations.
The drain feature minimizes moisture buildup, reducing corrosion risk and maintenance frequency. Its compatibility with EYDX/EYSX families simplifies spares and replacements, while robust materials (ductile iron, Feraloy alloy) extend service life in harsh environments, delivering lower lifecycle costs and improved plant uptime.