Orbit 3PIECE K.O. Seal 4 in KO3P400

Product Overview

The Orbit 3PIECE K.O. Seal 4 in (KO3P400) is a three-piece knockout seal intended to close 4 in knockouts in electrical boxes and fittings.

This SKU is listed for contractor purchasing and inventory; confirm size, mounting, and local code compatibility before installation.

Key Features

• Three-piece knockout (K.O.) seal sized for 4 in openings
• Manufacturer/catalog identifier: KO3P400
• Intended for electrical installation, replacement, maintenance, and contractor stock

What this part is used for

The KO3P400 is a three-piece knockout seal sized for a 4 in knockout. It is intended to close unused knockout openings in electrical enclosures and fittings.

Applications called out for this SKU include electrical installation, replacement projects, routine maintenance, and contractor stocking.

• Seals unused 4 in knockouts in electrical boxes, enclosures, or fittings
• Typical users: electricians, maintenance teams, and contractors

Compatibility and installation guidance

Confirm compatibility and suitability before installing the KO3P400: verify the knockout size, enclosure type, mounting method, and applicable local electrical codes for your project.

Use the model number KO3P400 when cross-referencing manufacturer documentation or procurement lists.

• Verify the knockout is 4 in and matches the enclosure or fitting
• Confirm the material and mounting method meet project and code requirements
• Reference KO3P400 for ordering and compatibility checks

Product identifiers and basic specs

Identifiers to use when specifying, ordering, or managing inventory for this SKU.

• Brand: Orbit
• Model / SKU / Manufacturer Part Number: KO3P400
• Product type: 3PIECE K.O. Seal 4 in
• Catalog page reference: D81

Before You Order

Confirm the model number, knockout size, and quantity required before ordering.

• Confirm the knockout is 4 in
• Verify the KO3P400 matches your enclosure and local electrical code requirements

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for Orbit 3PIECE K.O. Seal 4 in KO3P400. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.