These industrial heavy duty limit switches are applied in almost any environments. This top roller plunger limit switch has a body and receptacle which is good for hazardous locations. Limit switch has one normally open and one normally closed contact. The snap action contacts will change state as the roller comes in contact with a cam that forces the plunger to move. Contacts have an A600 and Q600 inductive ratings and 10A resistive rating. The top roller plunger head requires 3 lb. of force to operate. This limit switch is 7.05 inches tall, 2.72 inches wide and 2.08 inches deep. This limit switch is UL Listed for hazardous locations, Division I, Class I, Groups B, C, D and Class II, Groups E, F, G. Switch has a 0.50 inch conduit entry with 14 NPT. Limit switch is UL listed and CSA certified. The 9007C heavy duty metal limit switches, compact and standard, with 39mm plug in bodies or 69mm fixed body for hazardous locations. The 9007 series limit switches are designed to withstand harsh industrial environments and are available in a wide range of options.