Basic Limit Switch - Plunger Actuated: Type - Environment Sealed Limit Switch; Head - Plunger; Operator Configuration - Pin, Sealed; Head Action - Spring Return, Standard; Poles/Contacts - SPDT 1NO 1NC; Current Rating - nominal - 5A; Force to Operate - 17 oz (4.73N) OF; Pre-Travel - max - 0.05 in (1.27mm) PT; Differential-Travel - max - 0.004 in (0.1mm) DT; Over-Travel - 0.003 in (0.08mm) OT; Contact Rating - 5A 250Vac (Vdc Rated); Connection - Lead Wire; Construction - Aluminum; Additional Information - Corrosion Resistant; Manufacturer Series - SE Series