Orbit 3 in Insulated Zinc Conduit Bushing CBI-300

Product Overview

The Orbit CBI-300 is a 3 in insulated zinc conduit bushing for protecting conductors where rigid or IMC conduit terminates into panels, boxes, or enclosures.

Made of die-cast zinc with an insulated throat, the CBI-300 is a compact, threaded fitting intended for dry-location commercial and industrial electrical applications.

Key Features

• 3 in trade size (Model/SKU: CBI-300)
• Die-cast zinc construction with zinc finish
• Insulated throat to protect conductors at conduit entries
• Threaded design for Rigid and IMC conduit installations
• UL listed for dry locations
• Compact profile suited for panel and enclosure terminations

Function and purpose

The CBI-300 provides a protective, insulated throat at conduit entry points to reduce abrasion on conductors where rigid or IMC conduit terminates into enclosures, panels, or boxes.

• Protects conductor insulation at raceway ends
• Applicable for panel and enclosure terminations, maintenance, and contractor stock

Conduit and mounting compatibility

CBI-300 is a threaded conduit bushing sized for 3 in trade conduit and designed for Rigid and IMC conduit installations. It installs into matching threaded openings on panels, boxes, or couplings.

• Trade size: 3 in
• Threaded mounting for Rigid/IMC conduit

Materials and finish

The bushing is die-cast zinc with a zinc finish and includes an insulated throat. These attributes describe its construction and typical appearance.

• Body: die-cast zinc
• Finish: zinc
• Throat: insulated

Installation and location rating

CBI-300 is listed as UL certified and is indicated for dry locations. Installation should be performed by qualified electrical personnel and verified against applicable electrical codes and project requirements.

• Location rating: Dry location
• Certification: UL
• Have qualified personnel confirm compatibility with project conditions and codes before installing

Technical specifications

Quick reference for procurement and specification.

• Brand: Orbit
• Model / SKU: CBI-300
• Product type: Insulated zinc conduit bushing
• Trade size: 3 in
• Mounting type: Threaded Rigid/IMC conduit bushing installation
• Catalog reference: D41 / D75

Before You Order

Verify the model and trade size, and confirm the dry-location rating and die-cast zinc finish are suitable for your installation.

• Confirm trade size (3 in) and threaded Rigid/IMC compatibility with your enclosure or box.
• Ensure dry-location rating and zinc finish meet site requirements.

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Orbit 3 in Insulated Zinc Conduit Bushing CBI-300. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.