D4N-2120 Limit Switch, Roller Lever Style - D4N Series, 1 Piece

This listing is for one D4N-2120 limit switch with a roller lever actuator. The switch uses a snap-action mechanism and provides one normally closed and one normally open contact (1NC/1NO). The lever and roller are resin, with the roller dimension referenced at approximately 17.5 mm diameter by 6.8 mm in supplier materials for the D4N family. Designed for position detection and safety-door or interlock applications where D4N-series limit switches are specified. Compatibility depends on matching the actuator type, mounting holes, and terminal layout; please confirm these details against your equipment before installation.

• Model and quantity: D4N-2120 limit switch, roller lever actuator; sold as a single unit (1 piece).
• Switch action and contacts: snap-action mechanism with a 1NC + 1NO contact configuration (one normally closed and one normally open contact).
• Actuator details: roller lever style with resin lever and roller; reference documents list a roller around 17.5 mm diameter × 6.8 mm.
• Application and compatibility: designed for D4N-series form factors; compatible when the device or equipment uses D4N-style limit switches with matching actuator and terminal layout-verify fitment before ordering.
• Package and images: includes the limit switch only as listed; mounting screws or additional accessories are not claimed as included.