Orbit 4 in 4O Octagon Box Cover Blank Cover 4RBC

Product Overview

The Orbit 4RBC is a blank 4 in (4O) octagon box cover used to close compatible octagon electrical junction boxes.

Made from 16 gauge sheet steel with a galvanized finish, the 4RBC is a flat replacement cover intended for dry-location use.

Key Features

• Blank cover for 4 in octagon electrical boxes
• 16 GA sheet steel construction
• Galvanized finish
• Flat-profile replacement cover
• UL and RoHS listed

Purpose

This cover closes a 4 in (4O) octagon electrical box opening when no device or fixture is mounted, providing a finished surface and protecting internal wiring.

• Replacement or original closure for octagon junction boxes
• Used for junction box finish and protection in dry locations

Materials and finish

Constructed from 16 gauge sheet steel with a galvanized finish. The product is described as having a flat manufacturing profile consistent with standard octagon box covers.

• 16 GA sheet steel
• Galvanized finish

Compatibility and installation considerations

Designed to mount to standard 4 in octagon electrical boxes. Confirm physical compatibility with the specific box (for example box depth, knockout pattern, clamp/bracket style) before ordering.

• Mounting: 4 in octagon box cover mount
• Have qualified electrical personnel perform installation and follow local electrical codes

Certifications and location rating

The product listing indicates UL and RoHS certifications and a dry-location rating. Use only in environments consistent with those ratings and with applicable electrical codes.

• Certifications: UL, RoHS
• Location rating: Dry location

Before You Order

Confirm the model number and physical compatibility with your octagon box before ordering.

• Verify box depth, knockout pattern, and mounting style
• Confirm SKU (4RBC) and quantity needed

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Orbit 4 in 4O Octagon Box Cover Blank Cover 4RBC. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.