Sigma Electric ProConnex 1-1/2 in. Zinc Insulated Grounding Bushing delivers a reliable, corrosion-resistant grounding solution tailored for 1-1/2" conduit runs. Built with durable zinc and precision-engineered dimensions, this insulated grounding bushing helps protect electrical systems from moisture and abrasion while maintaining a solid grounding path.
Key features
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Conduit size: 1-1/2 in
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Bushing inside diameter: 1.5 in
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Bushing outside diameter: 2.16 in
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Bushing thickness: 0.07 in
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Trade size: 1-1/2
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Material: Zinc
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Insulating: Yes
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Brand / Sub-brand: Sigma Electric / ProConnex
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Packaging: Bagged, Number in Package: 1
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Certification: CSA Listed (Yes)
This insulated grounding bushing is designed to pair with 1-1/2" conduit systems, providing a dedicated insulated path that helps prevent unwanted electrical interactions between metal components and the grounding conductor. The zinc body delivers durable protection against corrosion, making it suitable for a range of environments where reliability matters most.
Who benefits most
- Electrical contractors and installers working with 1-1/2" conduit in commercial, industrial, or residential projects
- Systems where a dedicated insulation layer is required to maintain grounding integrity
- Projects prioritizing CSA-listed components for compliance and safety
Why this ProConnex bushing stands out
- Precise dimensions ensure a snug fit on 1-1/2" conduit, reducing movement and vibration that can degrade grounding over time
- Zinc construction offers robust resistance to environmental factors while maintaining measurable grounding performance
- Single-piece packaging (1 piece per bag) simplifies inventory and on-site stocking
- CSA listing provides confidence in compliance and electrical safety standards for approved installations
Practical usage tips
- Verify conduit compatibility: ensure the conduit size matches the 1-1/2" specification for a secure installation
- Handle with care to maintain the insulating layer and prevent damage to the bushing surface
- Combine with compatible ProConnex components to streamline installs and maintain consistent performance across the system
