Eaton Crouse-Hinds UNF205 UNF Union - Group B rated
Part Number: UNF205
Quick Summary
Eaton Crouse-Hinds UNF205 UNF Union provides a rugged conduit connection for hazardous-location electrical installations. Installers often struggle with ensuring explosion-proof reliability while meeting tight deadlines and space constraints. This union carries NEC/CEC compliance and UL certifications, including Class I, Division 1 and 2, Class II and III ratings, supporting safe operation in harsh environments. The 3/4 inch trade size combined with steel construction delivers dependable performance while enabling quick field assembly and maintenance. By choosing a proven, code-compliant fitting, engineering teams can reduce rework, simplify inventory, and improve overall project timelines. The UNF205 supports narrow spaces, compatible with rigid/IMC systems, and helps lower total cost of ownership over the equipment lifecycle.
Product Information
Extended Description
UNF205 Eaton Crouse-Hinds: Eaton Crouse-Hinds series UNF union, Rigid/IMC, Female, Steel, Group B rated, 3/4"
Product Name
Eaton Crouse-Hinds series UNF union
Catalog Number
UNF205
UPC
782274643908
Product Length/Depth
1.97 in
Product Height
1.88 in
Product Width
1.88 in
Product Weight
0.59 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
Steel
Trade size
3/4"
Special features
Group B rated
Crouse-Hinds series Explosionproof Conduit Unions, Elbows and Tees catalog page
Explosionproof Conduit Unions, Elbows and Tees UL certification
Explosionproof Conduit Unions, Elbows and Tees UL certification
Eaton Specification Sheet - UNF205
Feature: Compatible with rigid/IMC conduit and 3/4 inch trade size; Business Impact: Streamlined installation with fewer adapters and reduced risk of leakage or misalignment; Application: Nuclear, chemical, and offshore environments requiring a robust steel union for explosion-proof assemblies. Feature: Female union in steel with Group B rating; Business Impact: Enhanced safety and compliance across hazardous-location projects; Application: Class I, Class II, and Class III installations meeting NEC/CEC and UL criteria. Feature: Compact 1.97 in length and 1.88 in height/width; Business Impact: Better fit in restricted spaces, faster mounting, and lower labor costs; Application: Space-constrained panels and conduit hubs. Feature: Hazardous/Classified Locations area classification; Business Impact: Simplified permitting and documentation, reducing project delays; Application: Industrial plants, refineries, and wastewater facilities. Feature: Narrow compatibility with Eaton Crouse-Hinds families; Business Impact: Reduced spare-parts inventory and faster field replacements; Application: Large-scale integrated industrial systems.
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FAQs
UNF205 is designed specifically for Rigid/IMC conduits and uses a female UNF connection to join sections securely. For hazardous locations, follow NEC/CEC installation guidelines, ensure proper sealing and torque as per Eaton’s specification sheet, and verify the Unit’s Class I, II, and III ratings. This reduces field rework and ensures code compliance in Class I Division 1 and 2 environments.
UNF205 carries NEC/CEC compliance with UL certifications and hazardous-location ratings. It is suitable for Hazardous/Classified Locations, including Class I and II and divisions 1 and 2, with a Group B rating. These certifications confirm explosion-proof performance, safety in harsh environments, and support for regulatory approvals in industrial facilities.
Yes, UNF205 is specified for Class I, Division 1 and 2, Class II Division 1 and 2, and Class III environments. Its Group B rating indicates suitability for certain hydrocarbon and dust conditions. Always verify your exact location classification and consult the Eaton specification sheet to confirm compatibility with your installation limits and operating temperatures.
UNF205 adheres to NEC/CEC standards, is UL-listed for explosionproof use, and is certified for hazardous locations. This ensures that conduit unions meet electrical code requirements, support safe operation in hazardous environments, and simplify procurement and approval processes during audits and inspections.
The steel, explosion-protected UNF205 offers durable service in harsh environments, reducing corrosion-related wear and replacement needs. Its compatibility with rigid/IMC systems minimizes field modifications, cutting downtime during maintenance. Long-term, this translates to lower total cost of ownership and more reliable conduit networks in asset-intensive industries.