Hazardous Location Type 7&9 3 Pos. Sel. Switch Non Illum., Long Barrel, White, Std. Knob Maint., KB7 CAM, Position 1 (1 NO 1 NC Standard Contacts), Position 2 (1 NO 1 NC Standard Contacts), Position 3 (1 NO 1 NC Standard Contacts), Position 4 (1 NO 1 NC Standard Contacts)