Thermostat Only, [ Type- Rx] [ Temp 200-550]; [ Bulb 5/16" X 3-1/2"] [ Cap 30"]; Thermostat Does Not Come With Cappilary Insulation. If; Capillary Insulation Needed, Order 3 Of Ap # 85-1161.; For T'stat W/knob, Dial Plate And Insullation; Order # 46-1341;