Proconnex Round Zinc-plated Steel Knockout Seal 1-1/2 In. Diameter

Introducing the Sigma Engineered Solutions ProConnex Round Zinc-Plated Steel Knockout Seal, now available at Haney's Home, Farm & Garden in Caribou, ME. This essential electrical fitting is designed to provide a reliable closure for unused box outlets, ensuring safety and efficiency in your electrical installations. Crafted from durable zinc-plated steel, this knockout seal is a must-have for both professionals and DIY enthusiasts in Caribou.

• Material: Made from high-quality zinc-plated steel, offering excellent corrosion resistance and durability.


• Shape: Round design that fits seamlessly into standard knockout openings.


• Diameter: With a diameter of 2.19 inches and an inner diameter of 2.02 inches, it is specifically designed for 1-1/2 inch trade size knockouts.


• Application: Ideal for closing unused box outlets in electrical boxes or metal enclosures, enhancing safety by preventing dust and moisture ingress.


• Packaging Type: Conveniently packaged in a polybag for easy storage and handling.


• Brand Trust: Brought to you by Sigma Engineered Solutions, a leader in electrical fittings and supplies.

Imagine the peace of mind you’ll have knowing that your electrical installations are secure and compliant. The Sigma knockout seal is perfect for electricians working on residential or commercial projects in Caribou, ensuring that all unused openings are properly sealed. This not only protects the integrity of your electrical systems but also contributes to a cleaner and safer work environment.



In conclusion, the Sigma Engineered Solutions ProConnex Round Zinc-Plated Steel Knockout Seal is an indispensable component for anyone involved in electrical work. Its robust construction and thoughtful design make it a reliable choice for closing unused box outlets. Enhance your electrical projects with this essential fitting, available now at Haney's Home, Farm & Garden in Caribou, ME.