Built Tough Heavy Duty Stainless Steel Knockout Plug And Hole Seal 22 mm 0 88 Inch Diameter Ip66 Nema13 Rugged Watertight Gasket For Electrical Panels

Stainless Steel Waterproof Electrical Panel Hole Cover
✔️ Sealed knockout insert fits 22mm and 0.88inch cutouts. IP66 rated.

This rugged stainless steel knockout plug blocks unwanted dust moisture ingress when wiring runs through electrical enclosures. You slip the unit into factory cutouts or field drilled holes to maintain strict panel integrity while keeping your connections safe from debris. Each pack contains a single heavy duty seal ready for immediate installation.

✅ IP66 watertight protection stops dirt and splash water
✅ UL and CSA approval ensures code compliance for harsh sites
✅ RoHS certified stainless steel housing resists corrosion forever
✅ Fits 22mm 0.88inch round knockouts snugly every time

💡 Are knockout seals necessary for outdoor electrical panels?

Yes they protect live components from dangerous moisture entry. The rubber gasket expands under pressure to lock out wet conditions. You get reliable performance across varied weather without extra maintenance. Your equipment stays dry and ready for operation year after year.
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