Close off unused holes to block dust, debris, and moisture from entering machine panels. These plugs also cover sharp edges in sheet metal to prevent cuts. They secure with flexible prongs or a ring, so you can quickly install and remove by hand.

Shaking and rattling won’t dislodge these plugs. They have tabs that compress when pushed into the hole and then pop out on the other side to lock in place. These are the most secure panel plugs—you’ll need a tool such as a screwdriver to remove them.

Release heat and fumes from machine panels with perforated plugs that stay put, even under vibration. Push them into unused wiring and access holes to cover sharp edges and keep out debris. As plugs enter the hole, the tabs compress and then expand to lock in place. You’ll need a tool such as a screwdriver to pop them out.

Air circulates through the vents and permits heat and fumes to escape from machine panels. These plugs close off unused wiring and access holes to cover sharp edges and keep out debris. Quick to install and remove by hand, they have flexible prongs to secure them in the hole.

Create a liquid-tight seal while protecting round wire, cable, and tubing from sharp edges. A plug and grommet in one, push these into holes and then pierce the center to run lines through. Flexible prongs keep plugs securely in place.

Screw into unused threaded holes to block out water with a more secure hold than clamp-on and snap-in plugs. These plugs include a gasket that locks out moisture and dust to keep your electrical components dry and contaminant-free. Install them from the outside.