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These Sigma ProConnex clamp connectors are what you use to terminate NM (non-metallic) or SE (service entrance) cables into a 3/4-inch knockout on a dry-location electrical box.


Made from die-cast zinc alloy, they're built to last.
The reversible locknut helps preserve grounding continuity, which is a nice touch.
Installation is straightforward with the included tri-combo screws – you probably already have the right driver bit in your kit.
They're versatile too: accept one 14/3, 12/3, 10/3, 8/2, 8/3, 6/2, or 6/3 NM cable; or two 14/3 or 10/3 NM cables; plus oval SE cable (0.



4.8 out of 5