Eaton Crouse-Hinds EYSR9 Sealing Fitting - Hazardous

Part Number: EYSR9
Manufacturer
Eaton Crouse-Hinds
Part number
EYSR9

Quick Summary

Eaton Crouse-Hinds EYSR9 retrofit sealing fitting safely seals conduit connections in hazardous environments. This solution addresses ingress, dust and moisture entry during maintenance, minimizing unscheduled downtime and repair costs. It carries NEC/CEC compliance and hazardous location ratings, including Class I, Division 2, and Class II, Division 2, supporting safe installations. By combining rugged Feraloy iron alloy construction with a compact footprint, it streamlines retrofits in control panels and junction boxes, delivering reliability and cost efficiency. Businesses benefit from predictable sourcing and standardized parts that speed procurement. The EYSR9 is designed to integrate with existing Crouse-Hinds conduit systems, helping maintain project schedules and minimize field surprises.

Product Information

Extended Description

EYSR9 Eaton Crouse-Hinds: Eaton Crouse-Hinds series EYSR retrofit sealing fitting, Feraloy iron alloy, 3-1/2"
Product Name
Eaton Crouse-Hinds series EYSR retrofit sealing fitting
Catalog Number
EYSR9
Product Length/Depth
9.2 in
Product Height
6.06 in
Product Width
4.75 in
Product Weight
19.84 lb
UPC
782274592848
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2 Class II, Division 2
Trade size
3-1/2"
Material
Feraloy iron alloy
Feature: Feraloy iron alloy construction provides exceptional oxidation resistance and mechanical strength under elevated temperatures typical in hazardous zones. This material choice minimizes corrosion-driven seal wear and reduces unscheduled maintenance, extending service life and lowering lifecycle costs. Application context includes retrofits in process facilities, oil and gas plants, and chemical processing where a robust sealing solution is non-negotiable. Feature: The EYSR9's compact form factor supports straightforward retrofit work with a 9.2 in length, 6.06 in height, and 4.75 in width, while weighing 19.84 lb. This dimensional footprint simplifies field installations, reduces enclosure modification needs, and improves alignment with standard conduit components. Application scenarios include control panels, junction boxes, and other electrical assemblies requiring reliable sealing without extensive enclosure changes. Feature: NEC/CEC compliance paired with explicit hazardous location ratings Class I Division 2 and Class II Division 2 provides a clear regulatory framework for procurement and installation. The rating signage aligns with industry standards and customer audit expectations, offering confidence during safety reviews and risk assessments. This combination supports ongoing production uptime by minimizing compliance-related interruptions in critical lines. Feature: Area classification designation Hazardous/Classified Locations ensures equipment is selected and installed only where permitted, reducing misapplication risk. This clarity translates to safer installations, better traceability, and easier maintenance planning. Engineers can confidently specify the EYSR9 in projects spanning refineries, chemical plants, and utilities where risk management and safety are paramount. Feature: Retrofit sealing capability with documented installation guidance, including IF 1093 instruction sheets and catalog pages, enables faster field deployment. The integration with Crouse-Hinds series fittings reduces patchwork repairs and stock-keeping by aligning with existing inventories. Technical teams benefit from predictable torque, sealing engagement, and serviceable seals in harsh environments. Feature: Supplier resources and datasheets provide end-to-end support, from catalog pages to specification sheets, enabling accurate procurement and installation planning. Customers gain confidence through access to official documentation and downloadable items such as the EYSR9 catalog page and specification sheet. This practical support translates into lower project risk and shorter time-to-value for capital projects.

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FAQs

The EYSR9 retrofit sealing fitting is designed for hazardous locations requiring robust conduit sealing in Class I, Division 2 and Class II, Division 2 environments. It enables field retrofits by matching standard Crouse-Hinds conduit components, reducing enclosure modifications and downtime. Use it in refineries, chemical plants, and mining sites to restore ingress protection quickly while maintaining regulatory compliance.
Key specs include a 3-1/2 inch trade size, overall length of 9.2 inches, height 6.06 inches, width 4.75 inches, and weight 19.84 pounds, with construction from Feraloy iron alloy. These dimensions support straightforward integration with existing fittings, while the material and dimensions deliver reliable sealing performance in demanding environments.
Yes. The EYSR9 is designed to be compatible with standard Crouse-Hinds conduit fittings and retrofit workflows. Its dimensions and material choices align with common industry practice, enabling faster field installations, simpler spares management, and improved interoperability with existing panels, junction boxes, and raceways used in hazardous-location facilities.
The EYSR9 carries NEC/CEC compliance and hazardous location classifications including Class I, Division 2 and Class II, Division 2. These certifications matter because they validate safe operation in hazardous environments, streamline safety audits, and reduce the risk of non-compliance penalties, while supporting safer maintenance and reduced downtime.
Expected ROI comes from longer seal life, reduced maintenance intervals, and lower downtime during retrofits in hazardous zones. Maintenance considerations include periodic inspection per site SOPs, using official installation sheets (IF 1093) and the Eaton/EYSR datasheets to ensure proper torque and sealing engagement, thereby preserving integrity and minimizing unplanned outages.