Eaton EYDX81 Expanded Fill Sealing Fitting - Group B
Part Number: EYDX81
Quick Summary
EYDX81 expanded fill sealing fitting provides reliable conduit sealing for hazardous-location electrical installations in industrial facilities. This design reduces field rework and downtime by meeting strict sealing requirements in hazardous locations. It also supports safer, code-compliant installations with NEC/CEC ratings, including Class I Division 1 and 2, Class II Division 1 and 2, and Class III, plus Group B rated performance. For procurement and maintenance, the 3 in trade size, vertical sealing orientation, and durable ductile iron/feraloy construction deliver long-term reliability in rugged environments. By combining a drain feature with expanded fill sealing, it minimizes moisture ingress and simplifies inspections, while remaining compatible with Eaton Crouse-Hinds EYDX family fittings. This translates to lower lifecycle costs and faster, compliant field retrofits for plants handling hazardous materials.
Product Information
Extended Description
EYDX81 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, 3"
Product Name
Eaton Crouse-Hinds series EYDX expanded fill sealing fitting with drain
Catalog Number
EYDX81
Product Length/Depth
5.25 in
Product Height
9.75 in
Product Width
5.25 in
Product Weight
23.65 lb
UPC
782274943107
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
3"
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 Canadian certification
EYDX Expanded Fill Explosionproof Conduit Sealing Fittings with Drain Canadian certification
IF 288 - EYSX and EYDX Expanded Sealing Fitting
Eaton Specification Sheet - EYDX81
Durable materials (ductile iron and Feraloy iron alloy) deliver outstanding robustness against corrosion and impact in harsh process environments. This translates to lower maintenance costs and longer service life in explosion‑proof conduit seals. The EYDX81 is well-suited for vertical installations in industrial facilities where reliability and drainage are critical. Integrated drain capability ensures moisture drains away from the enclosure, reducing corrosion risk and simplifying inspections. The business impact is fewer unplanned outages and a cleaner, safer sealing interface. Use this in areas with humidity exposure, rain or washdown cycles, such as indoor/offshore facilities. 3 inch trade size with female connectors and vertical‑only sealing position provides straightforward compatibility with standard EYDX fittings and common conduit systems. The business impact is faster installs with fewer field adaptations and improved alignment reliability. It's particularly advantageous in retrofits where space is limited and vertical drainage matters. Group B rated, NEC/CEC compliance and hazardous location ratings ensure code-conforming installations across multiple zones, enabling safer operations and streamlined procurement. Compatibility with the EYDX family reduces part variance during sourcing, while installation guides and catalogs (IF 288 and EYDX specification sheets) help minimize commissioning risk and cut project timelines. This combination delivers predictable performance, better uptime, and lower total cost of ownership in demanding industrial environments.
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FAQs
EYDX81 installs as a female, vertical sealing fitting in 3 in trade size, designed for explosionproof conduit seals in hazardous locations. It is compatible with other EYDX fittings within the same family, enabling a modular, code-compliant sealing system. This compatibility also simplifies procurement and reduces field adjustments during retrofits.
EYDX81 carries NEC/CEC compliance for hazardous locations with ratings including Class I Division 1 and 2, Class II Division 1 and 2, and Class III, plus Group B rated performance. It is suitable for Hazardous/Classified Locations and aligns with a rigorous standard set to support safe operation in demanding environments.
Key benefits include moisture drainage that reduces corrosion risk, durable ductile iron and Feraloy construction for extended service life, and a drain-enabled design that lowers maintenance. The vertical sealing configuration and 3 in size streamline installation, reducing downtime and lifecycle costs in offshore, chemical, and other hazardous facilities.
Yes, EYDX81 is well-suited for retrofits due to its group B rating, standard 3 in trade size, and compatibility with the EYDX family. The vertical sealing orientation and drain feature minimize field adjustments, shorten commissioning, and help ensure a reliable, code-compliant seal with fewer parts needed.
Installation guidance is available via Eaton’s IF 288 instruction sheet and the EYDX81 specification sheet. Catalog pages and the EYDX sealing fittings with drain documentation provide dimensional data, material specification, and certification details to support compliant, quality installations and faster project execution.