Topaz Lighting Insulated Metallic Grounding Bushing

Topaz Lighting Insulated Metallic Grounding Bushing, Malleable Iron with Aluminum Lay-In Lug

Topaz Lighting's Insulated Metallic Grounding Bushings are engineered for reliable conduit service termination, designed for use with an accompanying aluminum lay-in grounding lug. Constructed from high-grade malleable iron, these bushings are recommended for applications utilizing copper or aluminum bare ground connectors. A protective thermoplastic throat liner, rated to 105°C, safeguards wire insulation from damage during installation and throughout service life. Available in trade sizes from 1/2" to 6" and UL Listed for code-compliant performance.

Key Features

• Trade Size Range: Available in trade sizes from 1/2" to 6" to accommodate a wide variety of conduit service termination applications.
• Durable Construction: High-grade malleable iron body provides exceptional strength and long-term durability in demanding electrical installations.
• Aluminum Lay-In Grounding Lug: Includes an aluminum lay-in lug for secure, efficient grounding conductor termination with copper or aluminum bare ground connectors.
• Insulated Thermoplastic Throat Liner: Protective thermoplastic throat liner rated to 105°C prevents wire insulation damage and ensures safe, reliable conductor routing.
• Broad Compatibility: Recommended for use with copper or aluminum bare ground connectors, offering versatile application across commercial and industrial conduit systems.
• UL Listed: All models are UL Listed, ensuring compliance with applicable electrical codes and standards for professional installations.

Certifications & Compliance

• UL Listed
• Thermoplastic throat liner rated to 105°C

Technical Specifications

• Spec Sheet: https://media.distributordatasolutions.com/topaz/2021q3/documents/f1516a901964883148dbf3aade205607ec52637b.pdf

Typical Applications

• Conduit service entrance terminations in commercial and industrial facilities
• Grounding conductor connections using copper or aluminum bare ground connectors
• Rigid and IMC conduit raceway systems requiring insulated grounding bushings
• Panelboard, switchboard, and load center conduit terminations
• New construction and renovation electrical installations
• Applications requiring UL Listed, code-compliant grounding hardware

Why Topaz Lighting?

Topaz Lighting's Insulated Metallic Grounding Bushings are built from high-grade malleable iron with a 105°C-rated thermoplastic throat liner, delivering the construction quality and material integrity that professional electricians demand. With UL Listed certification across the full trade size range from 1/2" to 6", these bushings provide dependable, code-compliant grounding performance for service entrance and conduit termination work. Topaz Lighting keeps all trade sizes in stock, ensuring project continuity for contractors and electrical professionals.