Eaton ES76 Sealing Hub - Hazardous/Classified Locations

Part Number: ES76
Manufacturer
Eaton Crouse-Hinds
Part number
ES76

Quick Summary

ES76 Sealing Hub is a rugged conduit sealing solution for explosion‑proof enclosures in hazardous locations. Maintenance teams often struggle to keep enclosure seals intact in dusty, moist, or flammable atmospheres, risking downtime. This solution meets NEC/CEC standards and is rated for Class I Division 1 and Division 2 hazardous locations, with clear area/classification compliance. Coupled with standard conduit hub interfaces and robust installation steps, it supports reliable, compliant, and faster field deployments.

Product Information

Extended Description

ES76 Eaton Crouse-Hinds: Eaton Crouse-Hinds series ES sealing hub, 2" female hub size, 2-1/2" male hub size, Feraloy iron alloy
Product Name
Eaton Crouse-Hinds series ES sealing hub
Catalog Number
ES76
Product Length/Depth
3.5 in
Product Height
3.56 in
Product Width
3.5 in
Product Weight
1.45 lb
UPC
782274094557
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2
Female hub size
2"
Male hub size
2-1/2"
Material
Feraloy iron alloy
The ES76 is crafted from a Feraloy iron alloy, delivering high strength and corrosion resistance in harsh industrial environments such as refineries and chemical plants. This material choice translates to extended service life and reduced maintenance costs, especially where sealing integrity is critical to prevent ignition sources or ingress. The hub design supports standard 2-inch female and 2-1/2-inch male conduits, enabling straightforward compatibility with widely used conduit systems and reducing installation complexity on crowded equipment footprints. With overall dimensions of 3.5 inches in length and width and a height of 3.56 inches, the unit offers a compact footprint that simplifies mounting in tight electrical rooms while preserving robust sealing performance. At 1.45 pounds, the ES76 minimizes handling effort during field retrofits or new installations, improving crew productivity. NEC/CEC compliance and Class I, Division 1 and 2 ratings provide essential regulatory alignment for hazardous locations, easing procurement and project approvals. The included catalog pages and instruction sheets, such as IF 1728, streamline installation and leverage compatible epoxy sealing compounds for an integrated sealing solution. By aligning with standard components and documented procedures, the ES76 helps reduce commissioning time and lifecycle risk. The component is designed to support reliable long-term operation under demanding conditions, delivering predictable performance and compliance when sealing hazardous-location conduits.

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FAQs

Yes. ES76 uses standard 2-inch female and 2-1/2-inch male hubs, aligning with common conduit systems. It is NEC/CEC compliant and supports installation guidance from Eaton, including IF 1728 instructions and compatible epoxy sealing compounds to ensure a proper, code-compliant seal at the enclosure entry.
Key specs include 2-inch female hub size, 2-1/2-inch male hub size, material of Feraloy iron alloy, dimensions 3.5 in length and width, 3.56 in height, weight 1.45 lb, and UPC 782274094557. It is designed for hazardous locations with NEC/CEC standards and Class I, Division 1 and 2 ratings.
Yes. ES76 is rated for Class I, Division 1 as well as Division 2 hazardous locations, aligned with NEC/CEC standards and area classifications. This makes it appropriate for explosion-proof sealing in chemical plants, refineries, and other hazardous settings.
Installation guidance is available via Eaton’s IF 1728 instruction sheet and the ES76 specification sheet. These resources, along with the catalog pages for the ES sealing hub and epoxy sealing compound, help technicians execute a compliant seal using approved materials and procedures.
The ES76 delivers regulatory compliance, improved enclosure integrity, and faster deployment by using standard hub interfaces and documented installation steps. Its rugged Feraloy construction reduces maintenance and downtime, supporting safer operation in hazardous environments while simplifying procurement with NEC/CEC and Class I Div 1/2 approvals.