Topaz Lighting Rigid/IMC Watertight Hub with Insulated Throat, Zinc Die-Cast

Topaz Lighting Rigid/IMC Watertight Hub with Insulated Throat, Zinc Die-Cast

Topaz Lighting Rigid/IMC Watertight Hubs with Insulated Throat provide a secure, moisture-tight connection between Rigid or IMC conduit and standard knockouts in electrical boxes and enclosures. Constructed from corrosion-resistant zinc die-cast, these hubs are engineered to block moisture, dust, and other damaging particles from entering the conduit system. Available in 1/2" through 4" trade sizes to suit a wide range of commercial and industrial applications, each hub features an oversized locknut designed to resist loosening from vibration. UL Listed and approved for NEMA 2, 3R, 4, 4X, 5, 12, and 13 environments.

Key Features

• Trade Size Range: Available in 1/2" through 4" sizes to accommodate multiple conduit system configurations.
• Durable Construction: Zinc die-cast body provides excellent corrosion resistance, preventing moisture, dust, and damaging particles from entering the conduit.
• Insulated Throat: Built-in insulated throat protects wire insulation from abrasion at the conduit entry point, supporting code-compliant installations.
• Watertight Performance: Engineered to form a secure, watertight seal at standard knockouts in boxes and electrical enclosures.
• Oversized Locknut: Oversized locknut design resists loosening caused by vibration, ensuring a reliable long-term connection.
• Conduit Compatibility: Designed for use with Rigid (RMC) and IMC conduit systems, connecting to standard knockout openings.
• Multi-Environment Rated: NEMA 2, 3R, 4, 4X, 5, 12, and 13 approved for use in a broad range of indoor, outdoor, wet, and dusty location applications.

Certifications & Compliance

• UL Listed
• NEMA 2 Approved
• NEMA 3R Raintight Approved
• NEMA 4 Watertight Approved
• NEMA 4X Corrosion-Resistant Watertight Approved
• NEMA 5 Approved
• NEMA 12 Approved
• NEMA 13 Approved
• Suitable for Wet and Damp Location Installations

Technical Specifications

• Spec Sheet: https://media.distributordatasolutions.com/topaz/2021q3/documents/62f7cea49d6e45f5284f6303f4b413a424845584.pdf

Typical Applications

• Connecting Rigid (RMC) or IMC conduit to electrical boxes, enclosures, and panelboards
• Commercial and Industrial Electrical Installations requiring watertight conduit terminations
• Outdoor and Wet-Location Installations where moisture ingress protection is required
• Dusty or Contaminated Environments requiring NEMA 4, 4X, 12, or 13 rated protection
• Vibration-Prone Installations such as mechanical rooms and industrial facilities
• New Construction and Renovation Projects requiring code-compliant conduit connections

Why Topaz Lighting?

Topaz Lighting's Rigid/IMC Watertight Hubs are manufactured from corrosion-resistant zinc die-cast, delivering the durability and reliability demanded by professional electrical contractors. With UL Listing and approval across NEMA 2, 3R, 4, 4X, 5, 12, and 13 ratings, these hubs meet the requirements for a wide variety of installation environments. The combination of an insulated throat and oversized locknut ensures both wire protection and a vibration-resistant, code-compliant conduit termination.