A knockout seal is an essential electrical fitting designed to seal off unused knockout openings in electrical boxes. The Sigma Engineered Solutions ProConnex Round Zinc-Plated Steel Knockout Seal prevents dust, debris, and unwanted materials from entering the interior of electrical boxes, helping maintain a clean, safe, and professional installation. Whether you're working on residential wiring, commercial electrical systems, or routine maintenance, this knockout seal protects the integrity of your electrical work.
Unused knockout holes in electrical boxes create potential entry points for contaminants and pests. This round seal provides a tight, reliable closure that keeps the box interior protected while maintaining the professional appearance of your installation. The compact, user-friendly design makes it straightforward to install, reducing time spent on each connection point and allowing you to focus on the larger scope of your project.
Features and Benefits
Specifications
| SKU | 3016739 | UPC | 031857526924 |
| Weight | 0.646 | Package Width | 3.5 |
| Package Length | 3.75 | Package Height | 4.25 |
| Model Number | 52692 | Brand | Sigma Engineered Solutions |
| Manufacturer Name | SIGMA ELECTRIC |