Eaton EYS9 SA Conduit Sealing Fitting - NEC/CEC
Part Number: EYS9 SA
Quick Summary
The Eaton EYS9 SA conduit sealing fitting is designed to provide reliable enclosure sealing for hazardous-location electrical installations. Installers often struggle with maintaining insulation integrity and compliance in Class I/II environments under demanding conditions. This fitting carries NEC/CEC compliance and UL hazardous-location certifications, supporting Class I Division 1 and Division 2, along with other classifications. With copper-free aluminum construction and a compact 7.25 inch length designed for vertical or horizontal sealing, it helps minimize weight and corrosion risk while streamlining installation. That combination translates to faster commissioning, lower maintenance costs, and sustained compliance in process, chemical, and heavy-industrial facilities. The included data sheet and installation instructions (IF 287) support proper usage and safe, code-compliant installations.
Product Information
Extended Description
EYS9 SA Eaton Crouse-Hinds: Eaton Crouse-Hinds series EYS conduit sealing fitting, Female, Copper-free aluminum, Vertical or horizontal, 3-1/2"
Product Name
Eaton Crouse-Hinds series EYS conduit sealing fitting
Catalog Number
EYS9 SA
Product Length/Depth
7.25 in
Product Height
13.38 in
Product Width
6 in
Product Weight
5.62 lb
UPC
782274275819
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
Sealing position
Vertical or horizontal
Gender
Female
Trade size
3-1/2"
Material
Copper-free aluminum
Crouse-Hinds series EYS and EZS Explosionproof Conduit Sealing Fittings catalog page
EYS and EZS Explosionproof Conduit Sealing Fittings UL certification
EYS and EZS Explosionproof Conduit Sealing Fittings UL certification
IF 287 - Conduit Sealing
Eaton Specification Sheet - EYS9 SA
Feature → Business Impact → Application: Copper-free aluminum construction reduces weight and corrosion, enabling easier handling during installation and longer service life in harsh environments, which lowers maintenance costs for offshore, petrochemical, and chemical plants. Feature → Business Impact → Application: Vertical or horizontal sealing positions provide installation flexibility, improving fit in tight electrical rooms and outdoor enclosures, reducing retrofit time and errors during upgrades in mining and refining facilities. Feature → Business Impact → Application: 3-1/2 inch trade size and female gender ensure compatibility with standard conduits and enclosure fittings, accelerating project timelines and minimizing field customization in power-generation plants. Feature → Business Impact → Application: NEC/CEC compliance and UL hazardous-location certifications deliver risk reduction and regulatory assurance, supporting audits and reducing non-compliance penalties in refinery and chemical processing environments. Feature → Business Impact → Application: 7.25 inch length and 6 inch width optimize enclosure sealing performance without excessive footprint, enabling compliant installations in compact switchgear and control panels. Feature → Business Impact → Application: Copper-free aluminum provides corrosion resistance and long-term durability, reducing replacement cycles and total cost of ownership in aggressive industrial settings. Feature → Business Impact → Application: installation instructions IF 287 and catalog references shorten training time for maintenance crews, improving first-time fix rates and uptime in continuous-process facilities.
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FAQs
Yes. The EYS9 SA is designed for Hazardous/Classified locations with NEC/CEC compliance and UL hazardous-location certifications, supporting Class I Division 1 and 2 and Class II/III as specified. It is a copper-free aluminum, female conduit sealing fitting sized for a 3-1/2" trade conduit, compatible with Eaton Crouse-Hinds EYS series fittings and standard enclosure interfaces in industrial environments.
Key specs include a 7.25 inch product length, 13.38 inch product height, 6 inch product width, and a weight of 5.62 pounds. The copper-free aluminum construction helps reduce overall installation weight while offering corrosion resistance, which is beneficial for site handling and long-term durability in demanding environments.
The EYS9 SA is well-suited for oil & gas, chemical processing, and power-generation facilities that operate in hazardous locations. Its vertical or horizontal sealing capability and robust NEC/CEC compliance make it ideal for retrofit projects, new builds, and maintenance in process plants where tight sealing and regulatory alignment are critical.
The fitting carries NEC/CEC standards with UL hazardous-location certifications, supporting Class I, Division 1 and 2, as well as Class II and Class III ratings. Area classification is listed as Hazardous/Classified Locations, aligning with regulatory requirements for safe operation in explosive or combustible environments.
By delivering reliable sealing in hazardous locations, the EYS9 SA reduces the risk of enclosure leaks, minimizes maintenance cycles, and lowers the potential for non-compliance penalties. Copper-free aluminum enhances durability and weight savings, contributing to faster commissioning and reduced field labor costs over the equipment’s lifetime.