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RACO Knockout Plug: 1/2 in For Conduit Size, Steel, Silver - Knockout Plugs
RACOKnockout Plugs

RACO Knockout Plug: 1/2 in For Conduit Size, Steel, Silver

The RACO Knockout Plug (MPN 1042) is a steel knockout seal designed for use with 1/2 in conduit sizes in junction boxes. This silver accessory provides a closure for unused openings in junction boxes and panel boards.

SKU 3G-OTH-06431

Brand
RACO
Item
Knockout Plug: 1/2 in For Conduit Size, Steel, Silver
Category
Knockout Plugs
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Technical Specifications

RACO
Manufacturer Part Number
1042
Type
Steel, Silver, Junction Boxes/Panel Boards
Material
Steel
Color
Silver
Accessory Type
Knockout Seal
For Conduit Size
1/2 in
For Product Type
Junction Boxes
View Full Spec Sheet

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RACO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The RACO Knockout Plug (MPN 1042) is a steel knockout seal designed for use with 1/2 in conduit sizes in junction boxes. This silver accessory provides a closure for unused openings in junction boxes and panel boards.

Frequently Asked Questions

What is a RACO knockout plug used for?

A RACO knockout plug seals unused openings in junction boxes and panel boards. It prevents debris and moisture from entering the enclosure while maintaining a clean, professional installation. This steel plug fits 1/2 in conduit knockouts and is commonly used in commercial and industrial electrical systems.

What are the specifications of the RACO knockout plug 1042?

The RACO knockout plug (MPN 1042) is made of steel with a silver finish. It is designed for 1/2 in conduit sizes and is used as a knockout seal for junction boxes and panel boards. The accessory type is a knockout seal, and it is compatible with standard junction box openings.

Where to buy RACO knockout plugs worldwide?

3G Electric supplies RACO knockout plugs worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the RACO 1042 knockout plug for your project. We provide reliable sourcing and shipping to any country.

How to install a RACO knockout plug?

To install a RACO knockout plug, first ensure the knockout opening is clean and free of burrs. Insert the plug into the 1/2 in hole and press firmly until it snaps into place. For a secure fit, use a knockout plug installation tool or a flathead screwdriver to seat the plug evenly. No additional sealing is required.

Used in

Common applications for RACO
Industrial power distribution — RACO grounding bushings (MPN 1294) for bonding conduit in panelboards and switchgear.
Commercial conduit transitions — RACO reducing bushings (MPN 1155) for downsizing RMC or IMC runs in electrical rooms.
Life safety alarm circuits — RACO steel electrical boxes (MPN 911-9) for housing fire alarm and emergency lighting connections.
Outdoor service entrances — RACO rigid/IMC hubs (MPN 1716) for weatherproof conduit terminations at meter sockets.
Conduit support in cable trays — RACO surface mount clamps (MPN 1304) for securing IMC or RMC to structural steel.
Multi-gang junction boxes — RACO 4-inch square boxes (MPN 189H) with covers for splicing circuits in commercial ceilings.

RACO Products

3G Electric supplies RACO knockout plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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