- Quick and simple one-person nut assembly and no tools required for tightening and maintaining a NEMA 4X enclosure rating
- Innovative plug “fins” have self-centering, anti-rotational design for fast and easy one-person plug assembly and no-tools tightening
- Plugs fit a wide range of hole sizes without the use of restrictive hole-centering spacers
- Low-profile interior nut and exterior plug saves valuable panel space
