Eaton Crouse-Hinds UNF706 Conduit Union - Group B rated
Part Number: UNF706
Quick Summary
UNF706 is a rugged conduit union designed for rigid/IMC systems in hazardous locations. Engineers face ongoing challenges with compatibility, code compliance, and installation efficiency when selecting explosionproof fittings. This unit carries NEC/CEC compliance and hazardous-location ratings, with CSA and UL certifications supporting safe field use. By pairing robust materials and proven performance, it delivers reliability, reduces maintenance downtime, and simplifies procurement for industrial projects. Additionally, its Feraloy iron alloy construction and Group B rating provide durable protection against hazardous environments. This aligns with projects needing reliable fittings that meet NEC/CEC standards while supporting quick, code-compliant installation.
Product Information
Extended Description
UNF706 Eaton Crouse-Hinds: Eaton Crouse-Hinds series UNF union, Rigid/IMC, Female, Feraloy iron alloy, Group B rated, 2-1/2"
Product Name
Eaton Crouse-Hinds series UNF union
Catalog Number
UNF706
UPC
782274365275
Product Length/Depth
3.13 in
Product Height
4.16 in
Product Width
4.16 in
Product Weight
6.02 lb
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
Conduit type
Rigid/IMC
Gender
Female
Material
Feraloy iron alloy
Trade size
2-1/2"
Special features
Group B rated
Crouse-Hinds series Explosionproof Conduit Unions, Elbows and Tees catalog page
Explosionproof Conduit Unions, Elbows and Tees Canadian certification
Explosionproof Conduit Unions, Elbows and Tees Canadian certification
Eaton Specification Sheet - UNF706
Feature: Feraloy iron alloy construction provides superior strength and corrosion resistance. Business Impact: Longer service life in harsh environments reduces replacement costs and downtime. Application: Ideal for chemical plants, refineries, and offshore facilities where duty cycles are high and maintenance windows are limited.Feature: Group B rating across Class I, II, III hazardous locations. Business Impact: Increases project-permissible use and reduces risk of noncompliant installations. Application: Meets NEC/CEC requirements and supports code-compliant design reviews.Feature: 2-1/2 inch trade size supports common feeders. Business Impact: Enables scalable layouts and reduces inventory complexity. Application: Works well in feeder runs to switchgear and branch circuits.Feature: Female thread providing tight sealing and compatibility. Business Impact: Minimizes ingress and protects against arc tracking. Application: Field assemblies with other UNF fittings for reliable explosionproof joints in harsh environments.Feature: Rigid/IMC conduit compatibility and standard installation tools. Business Impact: Streamlines installation, reduces training time, and lowers labor costs. Application: Suitable for fast, repeatable installs in new builds and retrofits.Feature: Material and certifications data ensure procurement efficiency. Business Impact: Speeds supplier qualification and minimizes rework from non-compliant parts. Application: Ideal for regulated projects requiring CSA and UL certification verification.
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FAQs
UNF706 is designed for rigid/IMC conduits with female threading and a high-integrity seal. Ensure compatible gaskets, correct torque on the union nut, and alignment with existing UNF fittings to maintain the explosionproof rating and area classifications.
UNF706 carries NEC/CEC standards and NEC hazardous ratings including Class I, Division 1 and 2, which cover Class II and III hazards. The Feraloy iron alloy and Group B rating support compliance across hazardous locations when installed per manufacturer instructions.
Yes. UNF706 is part of the UNF family, designed for modular use with elbows, tees, and other unions. Its 2-1/2" trade size and standard IMC/Rigid conduit compatibility enable scalable, plug-and-play installations.
The durable Feraloy iron alloy and Group B rating reduce downtime by resisting corrosion and maintaining seal integrity, lowering replacement parts and inspection overhead in hazardous areas over the system life.
Access the Eaton Crouse-Hinds catalog pages and certification PDFs for UNF706, including the Crouse-Hinds UNF catalog page and UL/CSA certification listings available on the manufacturer site.