The SL1-PN3 is a compact SL1-series limit switch sold as an individual replacement unit.

• Model & part number: SL1-PN3 limit switch, listed as an SL1-series replacement micro switch (use model number when matching parts).
• Form factor: Compact SL1-series roller/plunger micro-switch construction suitable for machine limit and position detection assemblies.
• Sealed subminiature micro switch for compact sensing, interlock, and snap-action control applications.