Orbit 4 in W X 4 in H 3-1/2 in Deep 4S Square Steel Box Concentric Knockouts, 1/2 in Knockouts 4SEDB-CKO

Product Overview

The Orbit 4SEDB-CKO is a 4S square steel electrical box sized 4 in wide x 4 in high with a 3-1/2 in deep body and concentric 1/2 in knockouts. Constructed of 16 gauge galvanized sheet steel with welded construction, it provides 46.0 cu in of wiring capacity for common switch, receptacle, and lighting rough-in applications.

This box is intended for dry-location installations in walls, ceilings, studs, or other rough-in uses and carries UL and RoHS certifications.

Key Features

• 4 in W x 4 in H opening with 3-1/2 in depth
• Concentric knockouts sized for 1/2 in conduit/connectors
• 46.0 cubic inch wiring capacity
• 16 gauge galvanized sheet steel with welded box construction
• Suitable for ceiling, wall, stud, or rough-in box installation
• UL and RoHS certified

Function and typical uses

The Orbit 4SEDB-CKO is a 4S square electrical box designed for standard commercial and residential rough-in work where a 4 in x 4 in opening is required. It accommodates switches, receptacles, lighting fixtures, and similar devices or assemblies that fit a 4S box form factor.

Common applications include new construction rough-in, retrofit and replacement work, contractor stock, facility maintenance, and ceiling or wall-mounted fixture installations in dry locations.

• Switch and receptacle installations
• Lighting fixture mounting and rough-in
• Wall and ceiling electrical boxes for new construction or renovations
• Contractor and maintenance stocking

Dimensions and cubic capacity

This box measures 4 in wide by 4 in high with a 3-1/2 in deep body and provides 46.0 cubic inches of internal volume.

Use the stated cubic capacity when calculating conductor fill and device allowances to ensure compliance with applicable code and project requirements.

• Overall opening: 4 in W x 4 in H
• Depth: 3-1/2 in
• Cubic capacity: 46.0 cu in

Materials and construction

The 4SEDB-CKO is fabricated from 16 gauge galvanized sheet steel and features welded box construction for structural integrity.

The galvanized finish provides basic corrosion resistance appropriate for dry-location interior installations.

• Material: 16 gauge sheet steel
• Finish: Galvanized
• Construction: Welded steel box

Knockouts and connection options

This model includes concentric knockouts sized for 1/2 in conduit or connectors. Concentric knockouts provide centered entry points suitable for common conduit runs and fittings.

Confirm knockout pattern and connector type compatibility with your conduit, fittings, and device mounting requirements before installation.

• Knockout style: Concentric
• Knockout size: 1/2 in

Installation context and certifications

The Orbit 4SEDB-CKO is intended for dry-location installation in ceilings, walls, studs, or other rough-in applications. It is UL and RoHS certified.

Installation should be performed by qualified electrical personnel and checked against local electrical code, project drawings, and site conditions.

• Location rating: Dry location
• Mounting types: Ceiling, wall, stud, or rough-in box installation
• Certifications: UL, RoHS

Before You Order

Confirm the model number (4SEDB-CKO), box size, depth, knockout pattern, and cubic capacity to ensure this box meets your device and conductor fill requirements prior to ordering. Installation must follow local electrical codes and be performed by qualified personnel.

• Verify 4 in x 4 in opening and 3-1/2 in depth match project requirements
• Confirm 1/2 in concentric knockouts are compatible with your conduit/connectors
• Use the 46.0 cu in rating when performing conductor fill calculations

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Orbit 4 in W X 4 in H 3-1/2 in Deep 4S Square Steel Box Concentric Knockouts, 1/2 in Knockouts 4SEDB-CKO. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.