Orbit Red 4S Box 2-1/8 in Deep 3/4 in K.O. FA4SDB75

Product Overview

The Orbit FA4SDB75 is a red 4S electrical box sized for 2-1/8 in deep installations and fitted with a 3/4 in knockout. It is intended to support junctions, device mounting, enclosures, and rough-in layouts where that depth and knockout pattern are required.

Use this SKU when the listed dimensions, knockout size, and red finish match project drawings, device/cover compatibility, and box-fill requirements.

Key Features

• Depth: 2-1/8 in
• Knockout: 3/4 in K.O.
• Color / Finish: Red
• Manufacturer / SKU: Orbit FA4SDB75
• Product type: Electrical box for junctions and device mounting

What this box is for

The Orbit FA4SDB75 is designed to serve as a junction or device box for electrical rough-in, mounting devices or providing an enclosed junction point. It supplies the specified depth and knockout arrangement to support wiring and conduit entries that match those dimensions.

• Intended uses: junction box, device mounting, enclosure for wiring splices
• Common roles: rough-in, replacement, maintenance, contractor stock

Depth and knockout details

Confirming physical dimensions is essential for fit and box-fill calculations. The FA4SDB75 provides a 2-1/8 inch internal depth and a 3/4 inch knockout for conduit or cable entries.

• Depth: 2-1/8 in (internal depth for device and conductor accommodation)
• Knockout size: 3/4 in K.O. for conduit or connector fittings

Typical applications

This FA4SDB75 box is suitable where a shallow 4S-style box in a red finish is specified. It is used across commercial electrical rooms, general rough-in work, replacement projects, and facility maintenance.

• Commercial electrical rooms and service areas
• Electrical rough-in and new construction
• Replacement or maintenance of existing installations
• Contractor and maintenance stocking

Compatibility and installation notes

Before ordering or installing the FA4SDB75, verify the box dimensions, knockout pattern, cover and device compatibility, and box-fill requirements against project drawings and any applicable codes. Match the Orbit catalog number FA4SDB75 with approved submittals for procurement and inventory control.

• Confirm cover/plate and device fit for the 4S box profile and 2-1/8 in depth
• Verify that a 3/4 in knockout matches conduit or connector selections
• Check box-fill calculations for number and size of conductors and devices
• Ensure mounting method and local code requirements are satisfied

Before You Order

Confirm the model number and the quantities required before ordering. Verify compatibility with devices, covers, conduit fittings, and box-fill requirements for your project.

• Match catalog number FA4SDB75 to project drawings or approved submittals
• Confirm cover/plate and device compatibility with a 2-1/8 in deep 4S box
• Verify the 3/4 in knockout suits selected conduit/connectors and local code

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Orbit Red 4S Box 2-1/8 in Deep 3/4 in K.O. FA4SDB75. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.