The WL[][]-2 has a lever with 90 ° operation to each side, with one-side operation not possible, and a Head that can be mounted in four directions.
The WL[][]-2N has a lever with 90 ° operation to each side, with one-side operation possible, and a Head that can be mounted in two directions.
One-side operation means that three operational directions can be selected electrically, according to the change in the direction of the operating plunger or cam. The three selectable operational directions are "Operate and Operate," "Operate and Not Operate," and "Not Operate and Operate." The models for which one-side operation is not possible can only operate on both sides.