Watertight Limit Switch,Hazardous Location,Full Switch (Head And Body),Top Push Rod,2 Circuits,Conduit Entry,1/2 in. NPT, 46C Low Limit,121C High Limit,Standard Contacts,Spring Return,Snap Acting,1 Normally Open Contact,1 Normally Closed Contact,Push Accuation,3.5 lbs. Torque Force,Metal,NEMA 4,1.9 mm Set Point,0.8 mm