Eaton Crouse-Hinds UNY1005 SA Union - Group B rated
Part Number: UNY1005 SA
Quick Summary
UNY1005 SA union from Eaton Crouse-Hinds is a copper-free aluminum conduit union designed for 4 in rigid/IMC installations in hazardous locations. Installers frequently contend with corrosion, misalignment, and non-compliant fittings that slow projects and jeopardize safety. This unit carries NEC/CEC compliance and hazardous-location ratings, including Class I Divisions 1 and 2, Class II Divisions 1 and 2, and Class III. Featuring a male connection and Group B rating, it delivers a reliable fit with minimal field adjustments while reducing rework. Coupled with its 4 in trade size and rugged aluminum construction, the UNY1005 SA supports safer, faster assemblies and predictable performance in demanding environments.
Product Information
Extended Description
UNY1005 SA Eaton Crouse-Hinds: Eaton Crouse-Hinds series UNY union, Rigid/IMC, Male, Copper-free aluminum, Group B rated, 4"
Product Name
Eaton Crouse-Hinds series UNY union
Catalog Number
UNY1005 SA
UPC
782274747231
Product Length/Depth
6.47 in
Product Height
6.19 in
Product Width
6.19 in
Product Weight
4.95 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
Male
Material
Copper-free aluminum
Trade size
4"
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 - UNY1005 SA
Copper-free aluminum body provides strong mechanical strength with excellent corrosion resistance, reducing maintenance costs and weight for easier handling; ideal for outdoor and chemically challenging environments. This 4 inch trade-size union with rigid/IMC compatibility standardizes installations, minimizes adapters, and shortens labor time during assembly and future relocations. The Group B rating and NEC/CEC compliance ensure regulatory alignment for hazardous locations, reducing risk of non-conforming work and inspections. A secure male interface delivers reliable mating under vibration and temperature variations, improving long-term reliability in demanding facilities. Weight, dimensions, and durable construction translate to lower total cost of ownership through extended service life and predictable performance across OEM and field installations.
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FAQs
To install the UNY1005 SA union in hazardous locations, mate the copper-free aluminum union to compatible rigid/IMC conduit sections using the unit's male interface. Ensure proper alignment and secure engagement to maintain a continuous, approved enclosure seal. Verify NEC/CEC compliance for Class I, II, and III locations and follow site-specific electrical codes. Use appropriate torque guidelines and verify the area classification before operation to minimize the risk of arcing or leakage paths.
UNY1005 SA union carries NEC/CEC compliance for hazardous locations and supports Area Classification for Classified Locations. It carries NEC hazardous ratings including Class I, Division 1 and Division 2, Class II, Division 1 and Division 2, and Class III, ensuring suitability for a wide range of explosive atmospheres. These certifications confirm the product is designed for safety, reliability, and regulatory acceptance in hazardous environments.
Yes. The UNY1005 SA is explicitly designed for 4 inch trade-size rigid/IMC conduit. Its copper-free aluminum construction provides the necessary strength while reducing weight, facilitating easier handling in field installations. The union’s male gender and Group B rating further ensure a secure, compliant connection in hazardous locations, making it a practical choice for installation teams working with rigid/IMC conduit systems.
Copper-free aluminum UNY unions offer several advantages: reduced weight improves handling and reduces worker fatigue; corrosion resistance lowers maintenance and replacement costs in challenging environments; compatibility with standard 4 in rigid/IMC conduit speeds up splices and terminations; NEC/CEC compliance and hazardous-location ratings simplify approvals and inspections. Together, these benefits translate into faster project completion, lower lifecycle costs, and more predictable performance in demanding facilities.
Official datasheets and catalogs for the UNY1005 SA are available through Eaton Crouse-Hinds resources. Look for the Crouse-Hinds series Explosionproof Conduit Unions catalog page, the Eaton specification sheet for UNY1005 SA, and applicable Canadian certification listings. These documents provide detailed specifications, installation guidelines, and compliance information to support procurement, engineering reviews, and field deployment.