Eaton Crouse-Hinds UNL105 UNL union - Hazardous Locations
Part Number: UNL105
Quick Summary
UNL105 is a conduit union used to join rigid or IMC conduit in hazardous locations. Engineers and maintenance teams often struggle with maintaining a tight seal, torque reliability, and ongoing code compliance in harsh environments. It carries NEC/CEC compliance and UL-listed certifications for Class I, Division 1 and Class II, Division 1 locations, reinforcing safety and performance. By pairing a compact 1/2 inch trade size with a rugged Feraloy iron alloy body, this union delivers dependable, install-ready connections that reduce downtime and inspection risks. This combination supports safety, reliability, and lifecycle savings for contractors, OEMs, and facility operators.
Product Information
Extended Description
UNL105 Eaton Crouse-Hinds: Eaton Crouse-Hinds series UNL union, Rigid/IMC, Feraloy iron alloy, 1/2"-1/2"
Product Name
Eaton Crouse-Hinds series UNL union
Catalog Number
UNL105
UPC
782274647203
Product Length/Depth
2.69 in
Product Height
2 in
Product Width
1.53 in
Product Weight
0.58 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
Material
Feraloy iron alloy
Trade size
1/2"-1/2"
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 - UNL105
Material strength and longevity drive lower maintenance costs. Feature: Feraloy iron alloy construction delivers high impact and corrosion resistance, especially in chemical and oil & gas environments. Business impact: Fewer part replacements and longer service intervals translate to lower maintenance overhead. Application: Use UNL105 in refinery and mining installations where rugged conduit connections are critical. Trade size compatibility simplifies procurement and installation. Feature: 1/2"-1/2" trade size aligns with standard rigid and IMC conduits. Business impact: Speeds up field assembly and reduces misfit issues. Application: Ideal for small-diameter feeds and control wiring in explosion-proof enclosures. Conduit type compatibility ensures reliable sealing. Feature: Rigid/IMC compatibility provides secure mechanical engagement. Business impact: Improves airtightness and mitigates vibration-related wear in hazardous zones. Application: Suitable for chemical plants and offshore platforms. Compliance and certification provide regulatory confidence. Feature: NEC/CEC standards and UL certification for Class I, Division 1 and Class II, Division 1. Business impact: Supports passing inspections and reduces regulatory risk. Application: Widely used in installations requiring explosion-proof fittings. Compact dimensions and weight enable easier handling. Feature: Dimensions 2.69 in L Ă— 2 in H Ă— 1.53 in W; weight 0.58 lb. Business impact: Enables tight-space mounting, lower shipping costs, and faster turnover on site. Application: Ideal for control panels and equipment rooms with limited clearance.
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FAQs
Install UNL105 per Eaton's installation guidelines found in the UNL105 datasheet and catalog page. Use with rigid or IMC conduit at the 1/2 inch trade size. Refer to NEC/CEC requirements for Class I, Division 1 environments and ensure UL-listed usage. Confirm compatible fittings and torque according to the Eaton specification sheet to maintain a reliable, explosion-proof seal.
UNL105 carries NEC/CEC standards compliance and UL certification for use in hazardous locations. The product is listed for Class I, Division 1 and Class II, Division 1, with additional documentation available through UL and CSA certification pages. This certification suite supports safe operation, inspections, and regulatory approval in oil, gas, and chemical processing facilities.
Yes. UNL105 is designed for Class I, Division 1 locations, offering hazard-rated protection through its explosion-proof Feraloy iron alloy body and compliant sealing. It also meets NEC/CEC requirements and UL listings, making it suitable for worst-case scenario installations in refineries, petrochemical plants, or mining facilities where maintenance access is limited.
UNL105 measures 2.69 inches long, 2 inches high, and 1.53 inches wide, with a weight of 0.58 pounds. These compact dimensions fit tight installations while maintaining robust mechanical strength in explosion-proof unions. The 1/2 by 1/2 inch trade size accommodates common rigid/IMC conduit schematics, helping streamline stocking and field assembly.
UNL105 is constructed from Feraloy iron alloy, offering strong service life in harsh environments and compatibility with rigid and IMC conduits. This material choice supports high-temperature and impact resilience, while the product’s 1/2 inch trade size ensures easy integration with standard fittings, panels, and enclosures in hazardous-location installations.