Nitrile rubber gasket and pile improve sealability and can block=gaps caused by size differences or multiple cables.
Parts replacement or grommet addition can be performed without inserting and removing cables.
Cables can be easily replaced without using tools during maintenance.
Can pass through multiple cables of different sizes up to φ20. For φ20, up to 3 pcs (WSD-70), 6 pcs (WSD-140) and 12 pcs (WSD- 280) can be passed through.
Gasket tightening force is adjustable in two steps.
Grounding can be connected from the grommet body fixing screw.